mirrored from git://git.moodle.org/moodle.git
/
install.xml
4100 lines (4100 loc) · 314 KB
/
install.xml
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
<?xml version="1.0" encoding="UTF-8" ?>
<XMLDB PATH="lib/db" VERSION="20190122" COMMENT="XMLDB file for core Moodle tables"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:noNamespaceSchemaLocation="../../lib/xmldb/xmldb.xsd"
>
<TABLES>
<TABLE NAME="config" COMMENT="Moodle configuration variables">
<FIELDS>
<FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
<FIELD NAME="name" TYPE="char" LENGTH="255" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="value" TYPE="text" NOTNULL="true" SEQUENCE="false"/>
</FIELDS>
<KEYS>
<KEY NAME="primary" TYPE="primary" FIELDS="id"/>
<KEY NAME="name" TYPE="unique" FIELDS="name"/>
</KEYS>
</TABLE>
<TABLE NAME="config_plugins" COMMENT="Moodle modules and plugins configuration variables">
<FIELDS>
<FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
<FIELD NAME="plugin" TYPE="char" LENGTH="100" NOTNULL="true" DEFAULT="core" SEQUENCE="false"/>
<FIELD NAME="name" TYPE="char" LENGTH="100" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="value" TYPE="text" NOTNULL="true" SEQUENCE="false"/>
</FIELDS>
<KEYS>
<KEY NAME="primary" TYPE="primary" FIELDS="id"/>
<KEY NAME="plugin_name" TYPE="unique" FIELDS="plugin, name"/>
</KEYS>
</TABLE>
<TABLE NAME="config_log" COMMENT="Changes done in server configuration through admin UI">
<FIELDS>
<FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
<FIELD NAME="userid" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="timemodified" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="plugin" TYPE="char" LENGTH="100" NOTNULL="false" SEQUENCE="false"/>
<FIELD NAME="name" TYPE="char" LENGTH="100" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="value" TYPE="text" NOTNULL="false" SEQUENCE="false"/>
<FIELD NAME="oldvalue" TYPE="text" NOTNULL="false" SEQUENCE="false"/>
</FIELDS>
<KEYS>
<KEY NAME="primary" TYPE="primary" FIELDS="id"/>
<KEY NAME="userid" TYPE="foreign" FIELDS="userid" REFTABLE="user" REFFIELDS="id"/>
</KEYS>
<INDEXES>
<INDEX NAME="timemodified" UNIQUE="false" FIELDS="timemodified"/>
</INDEXES>
</TABLE>
<TABLE NAME="upgrade_log" COMMENT="Upgrade logging">
<FIELDS>
<FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
<FIELD NAME="type" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false" COMMENT="type: 0==info, 1==notice, 2==error"/>
<FIELD NAME="plugin" TYPE="char" LENGTH="100" NOTNULL="false" SEQUENCE="false"/>
<FIELD NAME="version" TYPE="char" LENGTH="100" NOTNULL="false" SEQUENCE="false" COMMENT="plugin or main version if known"/>
<FIELD NAME="targetversion" TYPE="char" LENGTH="100" NOTNULL="false" SEQUENCE="false" COMMENT="version of plugin or core specified in version.php at the time of upgrade loggging"/>
<FIELD NAME="info" TYPE="char" LENGTH="255" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="details" TYPE="text" NOTNULL="false" SEQUENCE="false"/>
<FIELD NAME="backtrace" TYPE="text" NOTNULL="false" SEQUENCE="false"/>
<FIELD NAME="userid" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="timemodified" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false"/>
</FIELDS>
<KEYS>
<KEY NAME="primary" TYPE="primary" FIELDS="id"/>
<KEY NAME="userid" TYPE="foreign" FIELDS="userid" REFTABLE="user" REFFIELDS="id"/>
</KEYS>
<INDEXES>
<INDEX NAME="timemodified" UNIQUE="false" FIELDS="timemodified"/>
<INDEX NAME="type-timemodified" UNIQUE="false" FIELDS="type, timemodified"/>
</INDEXES>
</TABLE>
<TABLE NAME="course" COMMENT="Central course table">
<FIELDS>
<FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
<FIELD NAME="category" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="sortorder" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="fullname" TYPE="char" LENGTH="254" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="shortname" TYPE="char" LENGTH="255" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="idnumber" TYPE="char" LENGTH="100" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="summary" TYPE="text" NOTNULL="false" SEQUENCE="false"/>
<FIELD NAME="summaryformat" TYPE="int" LENGTH="2" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="format" TYPE="char" LENGTH="21" NOTNULL="true" DEFAULT="topics" SEQUENCE="false"/>
<FIELD NAME="showgrades" TYPE="int" LENGTH="2" NOTNULL="true" DEFAULT="1" SEQUENCE="false"/>
<FIELD NAME="newsitems" TYPE="int" LENGTH="5" NOTNULL="true" DEFAULT="1" SEQUENCE="false"/>
<FIELD NAME="startdate" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="enddate" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="marker" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="maxbytes" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="legacyfiles" TYPE="int" LENGTH="4" NOTNULL="true" DEFAULT="0" SEQUENCE="false" COMMENT="course files are not necessary any more: 0 no legacy files, 1 legacy files disabled, 2 legacy files enabled"/>
<FIELD NAME="showreports" TYPE="int" LENGTH="4" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="visible" TYPE="int" LENGTH="1" NOTNULL="true" DEFAULT="1" SEQUENCE="false"/>
<FIELD NAME="visibleold" TYPE="int" LENGTH="1" NOTNULL="true" DEFAULT="1" SEQUENCE="false" COMMENT="the state of visible field when hiding parent category, this helps us to recover hidden states when unhiding the parent category later"/>
<FIELD NAME="groupmode" TYPE="int" LENGTH="4" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="groupmodeforce" TYPE="int" LENGTH="4" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="defaultgroupingid" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false" COMMENT="default grouping used in course modules, does not have key intentionally"/>
<FIELD NAME="lang" TYPE="char" LENGTH="30" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="calendartype" TYPE="char" LENGTH="30" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="theme" TYPE="char" LENGTH="50" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="timecreated" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="timemodified" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="requested" TYPE="int" LENGTH="1" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="enablecompletion" TYPE="int" LENGTH="1" NOTNULL="true" DEFAULT="0" SEQUENCE="false" COMMENT="1 = allow use of 'completion' progress-tracking on this course. 0 = disable completion tracking on this course."/>
<FIELD NAME="completionnotify" TYPE="int" LENGTH="1" NOTNULL="true" DEFAULT="0" SEQUENCE="false" COMMENT="Notify users when they complete this course"/>
<FIELD NAME="cacherev" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false" COMMENT="Incrementing revision for validating the course content cache"/>
</FIELDS>
<KEYS>
<KEY NAME="primary" TYPE="primary" FIELDS="id"/>
</KEYS>
<INDEXES>
<INDEX NAME="category" UNIQUE="false" FIELDS="category"/>
<INDEX NAME="idnumber" UNIQUE="false" FIELDS="idnumber"/>
<INDEX NAME="shortname" UNIQUE="false" FIELDS="shortname"/>
<INDEX NAME="sortorder" UNIQUE="false" FIELDS="sortorder"/>
</INDEXES>
</TABLE>
<TABLE NAME="course_categories" COMMENT="Course categories">
<FIELDS>
<FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
<FIELD NAME="name" TYPE="char" LENGTH="255" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="idnumber" TYPE="char" LENGTH="100" NOTNULL="false" SEQUENCE="false"/>
<FIELD NAME="description" TYPE="text" NOTNULL="false" SEQUENCE="false"/>
<FIELD NAME="descriptionformat" TYPE="int" LENGTH="2" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="parent" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="sortorder" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="coursecount" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="visible" TYPE="int" LENGTH="1" NOTNULL="true" DEFAULT="1" SEQUENCE="false"/>
<FIELD NAME="visibleold" TYPE="int" LENGTH="1" NOTNULL="true" DEFAULT="1" SEQUENCE="false" COMMENT="the state of visible field when hiding parent category, this helps us to recover hidden states when unhiding the parent category later"/>
<FIELD NAME="timemodified" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="depth" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="path" TYPE="char" LENGTH="255" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="theme" TYPE="char" LENGTH="50" NOTNULL="false" SEQUENCE="false" COMMENT="Theme for the category"/>
</FIELDS>
<KEYS>
<KEY NAME="primary" TYPE="primary" FIELDS="id"/>
<KEY NAME="parent" TYPE="foreign" FIELDS="parent" REFTABLE="course_categories" REFFIELDS="id" COMMENT="note that to make this recursive FK working someday, the parent field must be declared NULL"/>
</KEYS>
</TABLE>
<TABLE NAME="course_completion_aggr_methd" COMMENT="Course completion aggregation methods for criteria">
<FIELDS>
<FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
<FIELD NAME="course" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="criteriatype" TYPE="int" LENGTH="10" NOTNULL="false" SEQUENCE="false" COMMENT="The criteria type we are aggregating, or NULL if complete course aggregation"/>
<FIELD NAME="method" TYPE="int" LENGTH="1" NOTNULL="true" DEFAULT="0" SEQUENCE="false" COMMENT="1 = all, 2 = any, 3 = fraction, 4 = unit"/>
<FIELD NAME="value" TYPE="number" LENGTH="10" NOTNULL="false" SEQUENCE="false" DECIMALS="5" COMMENT="NULL = all/any, 0..1 for method 'fraction', > 0 for method 'unit'"/>
</FIELDS>
<KEYS>
<KEY NAME="primary" TYPE="primary" FIELDS="id"/>
</KEYS>
<INDEXES>
<INDEX NAME="course" UNIQUE="false" FIELDS="course"/>
<INDEX NAME="criteriatype" UNIQUE="false" FIELDS="criteriatype"/>
<INDEX NAME="coursecriteriatype" UNIQUE="true" FIELDS="course, criteriatype"/>
</INDEXES>
</TABLE>
<TABLE NAME="course_completion_criteria" COMMENT="Course completion criteria">
<FIELDS>
<FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
<FIELD NAME="course" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="criteriatype" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false" COMMENT="Type of criteria"/>
<FIELD NAME="module" TYPE="char" LENGTH="100" NOTNULL="false" SEQUENCE="false" COMMENT="Type of module (if using module criteria type)"/>
<FIELD NAME="moduleinstance" TYPE="int" LENGTH="10" NOTNULL="false" SEQUENCE="false" COMMENT="Module instance id (if using module criteria type)"/>
<FIELD NAME="courseinstance" TYPE="int" LENGTH="10" NOTNULL="false" SEQUENCE="false" COMMENT="Course instance id (if using course criteria type)"/>
<FIELD NAME="enrolperiod" TYPE="int" LENGTH="10" NOTNULL="false" SEQUENCE="false" COMMENT="Number of days after enrolment the course is completed (if using enrolperiod criteria type)"/>
<FIELD NAME="timeend" TYPE="int" LENGTH="10" NOTNULL="false" SEQUENCE="false" COMMENT="Timestamp of the date for course completion (if using date criteria type)"/>
<FIELD NAME="gradepass" TYPE="number" LENGTH="10" NOTNULL="false" SEQUENCE="false" DECIMALS="5" COMMENT="The minimum grade needed to pass the course (if passing grade criteria enabled)"/>
<FIELD NAME="role" TYPE="int" LENGTH="10" NOTNULL="false" SEQUENCE="false"/>
</FIELDS>
<KEYS>
<KEY NAME="primary" TYPE="primary" FIELDS="id"/>
</KEYS>
<INDEXES>
<INDEX NAME="course" UNIQUE="false" FIELDS="course"/>
</INDEXES>
</TABLE>
<TABLE NAME="course_completion_crit_compl" COMMENT="Course completion user records">
<FIELDS>
<FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
<FIELD NAME="userid" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="course" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="criteriaid" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false" COMMENT="Completion criteria this references"/>
<FIELD NAME="gradefinal" TYPE="number" LENGTH="10" NOTNULL="false" SEQUENCE="false" DECIMALS="5" COMMENT="The final grade for the course (included regardless of whether a passing grade was required)"/>
<FIELD NAME="unenroled" TYPE="int" LENGTH="10" NOTNULL="false" SEQUENCE="false" COMMENT="Timestamp when the user was unenroled"/>
<FIELD NAME="timecompleted" TYPE="int" LENGTH="10" NOTNULL="false" SEQUENCE="false"/>
</FIELDS>
<KEYS>
<KEY NAME="primary" TYPE="primary" FIELDS="id"/>
</KEYS>
<INDEXES>
<INDEX NAME="userid" UNIQUE="false" FIELDS="userid"/>
<INDEX NAME="course" UNIQUE="false" FIELDS="course"/>
<INDEX NAME="criteriaid" UNIQUE="false" FIELDS="criteriaid"/>
<INDEX NAME="timecompleted" UNIQUE="false" FIELDS="timecompleted"/>
<INDEX NAME="useridcoursecriteriaid" UNIQUE="true" FIELDS="userid, course, criteriaid"/>
</INDEXES>
</TABLE>
<TABLE NAME="course_completions" COMMENT="Course completion records">
<FIELDS>
<FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
<FIELD NAME="userid" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="course" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="timeenrolled" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="timestarted" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="timecompleted" TYPE="int" LENGTH="10" NOTNULL="false" SEQUENCE="false"/>
<FIELD NAME="reaggregate" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
</FIELDS>
<KEYS>
<KEY NAME="primary" TYPE="primary" FIELDS="id"/>
</KEYS>
<INDEXES>
<INDEX NAME="userid" UNIQUE="false" FIELDS="userid"/>
<INDEX NAME="course" UNIQUE="false" FIELDS="course"/>
<INDEX NAME="timecompleted" UNIQUE="false" FIELDS="timecompleted"/>
<INDEX NAME="useridcourse" UNIQUE="true" FIELDS="userid, course"/>
</INDEXES>
</TABLE>
<TABLE NAME="enrol" COMMENT="Instances of enrolment plugins used in courses, fields marked as custom have a plugin defined meaning, core does not touch them. Create a new linked table if you need even more custom fields.">
<FIELDS>
<FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
<FIELD NAME="enrol" TYPE="char" LENGTH="20" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="status" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false" COMMENT="0..9 are system constants, 0 means active enrolment, see ENROL_STATUS_* constants, plugins may define own status greater than 10"/>
<FIELD NAME="courseid" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="sortorder" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false" COMMENT="order of enrol plugins in each course"/>
<FIELD NAME="name" TYPE="char" LENGTH="255" NOTNULL="false" SEQUENCE="false" COMMENT="Optional instance name"/>
<FIELD NAME="enrolperiod" TYPE="int" LENGTH="10" NOTNULL="false" DEFAULT="0" SEQUENCE="false" COMMENT="Custom - enrolment duration"/>
<FIELD NAME="enrolstartdate" TYPE="int" LENGTH="10" NOTNULL="false" DEFAULT="0" SEQUENCE="false" COMMENT="Custom - start of self enrolment"/>
<FIELD NAME="enrolenddate" TYPE="int" LENGTH="10" NOTNULL="false" DEFAULT="0" SEQUENCE="false" COMMENT="Custom - end of enrolment"/>
<FIELD NAME="expirynotify" TYPE="int" LENGTH="1" NOTNULL="false" DEFAULT="0" SEQUENCE="false" COMMENT="Custom - notify users before expiration"/>
<FIELD NAME="expirythreshold" TYPE="int" LENGTH="10" NOTNULL="false" DEFAULT="0" SEQUENCE="false" COMMENT="Custom - when should be the participants notified"/>
<FIELD NAME="notifyall" TYPE="int" LENGTH="1" NOTNULL="false" DEFAULT="0" SEQUENCE="false" COMMENT="Custom - Notify both participant and person responsible for enrolments"/>
<FIELD NAME="password" TYPE="char" LENGTH="50" NOTNULL="false" SEQUENCE="false" COMMENT="Custom - enrolment or access password"/>
<FIELD NAME="cost" TYPE="char" LENGTH="20" NOTNULL="false" SEQUENCE="false" COMMENT="Custom - enrolment cost"/>
<FIELD NAME="currency" TYPE="char" LENGTH="3" NOTNULL="false" SEQUENCE="false" COMMENT="Custom - cost currency"/>
<FIELD NAME="roleid" TYPE="int" LENGTH="10" NOTNULL="false" DEFAULT="0" SEQUENCE="false" COMMENT="Custom - the default role given to participants who self-enrol"/>
<FIELD NAME="customint1" TYPE="int" LENGTH="10" NOTNULL="false" SEQUENCE="false" COMMENT="Custom - general int"/>
<FIELD NAME="customint2" TYPE="int" LENGTH="10" NOTNULL="false" SEQUENCE="false" COMMENT="Custom - general int"/>
<FIELD NAME="customint3" TYPE="int" LENGTH="10" NOTNULL="false" SEQUENCE="false" COMMENT="Custom - general int"/>
<FIELD NAME="customint4" TYPE="int" LENGTH="10" NOTNULL="false" SEQUENCE="false" COMMENT="Custom - general int"/>
<FIELD NAME="customint5" TYPE="int" LENGTH="10" NOTNULL="false" SEQUENCE="false" COMMENT="Custom - general int"/>
<FIELD NAME="customint6" TYPE="int" LENGTH="10" NOTNULL="false" SEQUENCE="false" COMMENT="Custom - general int"/>
<FIELD NAME="customint7" TYPE="int" LENGTH="10" NOTNULL="false" SEQUENCE="false" COMMENT="Custom - general int"/>
<FIELD NAME="customint8" TYPE="int" LENGTH="10" NOTNULL="false" SEQUENCE="false" COMMENT="Custom - general int"/>
<FIELD NAME="customchar1" TYPE="char" LENGTH="255" NOTNULL="false" SEQUENCE="false" COMMENT="Custom - general short name"/>
<FIELD NAME="customchar2" TYPE="char" LENGTH="255" NOTNULL="false" SEQUENCE="false" COMMENT="Custom - general short name"/>
<FIELD NAME="customchar3" TYPE="char" LENGTH="1333" NOTNULL="false" SEQUENCE="false" COMMENT="Custom - general short name"/>
<FIELD NAME="customdec1" TYPE="number" LENGTH="12" NOTNULL="false" SEQUENCE="false" DECIMALS="7" COMMENT="Custom - general decimal"/>
<FIELD NAME="customdec2" TYPE="number" LENGTH="12" NOTNULL="false" SEQUENCE="false" DECIMALS="7" COMMENT="Custom - general decimal"/>
<FIELD NAME="customtext1" TYPE="text" NOTNULL="false" SEQUENCE="false" COMMENT="Custom - general text"/>
<FIELD NAME="customtext2" TYPE="text" NOTNULL="false" SEQUENCE="false" COMMENT="Custom - general text"/>
<FIELD NAME="customtext3" TYPE="text" NOTNULL="false" SEQUENCE="false" COMMENT="Custom - general text"/>
<FIELD NAME="customtext4" TYPE="text" NOTNULL="false" SEQUENCE="false" COMMENT="Custom - general text"/>
<FIELD NAME="timecreated" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="timemodified" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
</FIELDS>
<KEYS>
<KEY NAME="primary" TYPE="primary" FIELDS="id"/>
<KEY NAME="courseid" TYPE="foreign" FIELDS="courseid" REFTABLE="course" REFFIELDS="id"/>
</KEYS>
<INDEXES>
<INDEX NAME="enrol" UNIQUE="false" FIELDS="enrol"/>
</INDEXES>
</TABLE>
<TABLE NAME="user_enrolments" COMMENT="Users participating in courses (aka enrolled users) - everybody who is participating/visible in course, that means both teachers and students">
<FIELDS>
<FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
<FIELD NAME="status" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false" COMMENT="0..9 are system constants, 0 means active participation, see ENROL_PARTICIPATION_* constants, plugins may define own status greater than 10"/>
<FIELD NAME="enrolid" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="userid" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="timestart" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="timeend" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="2147483647" SEQUENCE="false"/>
<FIELD NAME="modifierid" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="timecreated" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="timemodified" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
</FIELDS>
<KEYS>
<KEY NAME="primary" TYPE="primary" FIELDS="id"/>
<KEY NAME="enrolid" TYPE="foreign" FIELDS="enrolid" REFTABLE="enrol" REFFIELDS="id"/>
<KEY NAME="userid" TYPE="foreign" FIELDS="userid" REFTABLE="user" REFFIELDS="id"/>
<KEY NAME="modifierid" TYPE="foreign" FIELDS="modifierid" REFTABLE="user" REFFIELDS="id"/>
</KEYS>
<INDEXES>
<INDEX NAME="enrolid-userid" UNIQUE="true" FIELDS="enrolid, userid" COMMENT="Only one enrolment per plugin allowed"/>
</INDEXES>
</TABLE>
<TABLE NAME="course_modules" COMMENT="course_modules table retrofitted from MySQL">
<FIELDS>
<FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
<FIELD NAME="course" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="module" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="instance" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="section" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="idnumber" TYPE="char" LENGTH="100" NOTNULL="false" SEQUENCE="false" COMMENT="customizable idnumber"/>
<FIELD NAME="added" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="score" TYPE="int" LENGTH="4" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="indent" TYPE="int" LENGTH="5" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="visible" TYPE="int" LENGTH="1" NOTNULL="true" DEFAULT="1" SEQUENCE="false"/>
<FIELD NAME="visibleoncoursepage" TYPE="int" LENGTH="1" NOTNULL="true" DEFAULT="1" SEQUENCE="false" COMMENT="If stealth visibility is allowed for the course, this controls whether activity is visible on course page"/>
<FIELD NAME="visibleold" TYPE="int" LENGTH="1" NOTNULL="true" DEFAULT="1" SEQUENCE="false"/>
<FIELD NAME="groupmode" TYPE="int" LENGTH="4" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="groupingid" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="completion" TYPE="int" LENGTH="1" NOTNULL="true" DEFAULT="0" SEQUENCE="false" COMMENT="Whether the completion-tracking facilities are enabled for this activity. 0 = not enabled (database default) 1 = manual tracking, user can tick this activity off (UI default for most activity types) 2 = automatic tracking, system should mark completion according to rules specified in course_moduleS_completion"/>
<FIELD NAME="completiongradeitemnumber" TYPE="int" LENGTH="10" NOTNULL="false" SEQUENCE="false" COMMENT="Grade-item number used to track automatic completion, if applicable."/>
<FIELD NAME="completionview" TYPE="int" LENGTH="1" NOTNULL="true" DEFAULT="0" SEQUENCE="false" COMMENT="Controls whether a page view is part of the automatic completion requirements for this activity. 0 = view not required 1 = view required"/>
<FIELD NAME="completionexpected" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false" COMMENT="Date at which students are expected to complete this activity. This field is used when displaying student progress."/>
<FIELD NAME="showdescription" TYPE="int" LENGTH="1" NOTNULL="true" DEFAULT="0" SEQUENCE="false" COMMENT="Some module types support a 'description' which shows within the module pages. This option controls whether it also displays on the course main page. 0 = does not display (default), 1 = displays"/>
<FIELD NAME="availability" TYPE="text" NOTNULL="false" SEQUENCE="false" COMMENT="Availability restrictions for viewing this activity, in JSON format. Null if no restrictions."/>
<FIELD NAME="deletioninprogress" TYPE="int" LENGTH="1" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
</FIELDS>
<KEYS>
<KEY NAME="primary" TYPE="primary" FIELDS="id"/>
<KEY NAME="groupingid" TYPE="foreign" FIELDS="groupingid" REFTABLE="groupings" REFFIELDS="id"/>
</KEYS>
<INDEXES>
<INDEX NAME="visible" UNIQUE="false" FIELDS="visible"/>
<INDEX NAME="course" UNIQUE="false" FIELDS="course"/>
<INDEX NAME="module" UNIQUE="false" FIELDS="module"/>
<INDEX NAME="instance" UNIQUE="false" FIELDS="instance"/>
<INDEX NAME="idnumber-course" UNIQUE="false" FIELDS="idnumber, course" COMMENT="non unique index (although programatically we are guarantying some sort of uniqueness both under this table and the grade_items one). TODO: We need a central store of module idnumbers in the future."/>
</INDEXES>
</TABLE>
<TABLE NAME="course_modules_completion" COMMENT="Stores the completion state (completed or not completed, etc) of each user on each activity.">
<FIELDS>
<FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
<FIELD NAME="coursemoduleid" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false" COMMENT="Activity that has been completed (or not)."/>
<FIELD NAME="userid" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false" COMMENT="ID of user who has (or hasn't) completed the activity."/>
<FIELD NAME="completionstate" TYPE="int" LENGTH="1" NOTNULL="true" SEQUENCE="false" COMMENT="Whether or not the user has completed the activity. Available states: 0 = not completed [if there's no row in this table, that also counts as 0] 1 = completed 2 = completed, show passed 3 = completed, show failed"/>
<FIELD NAME="viewed" TYPE="int" LENGTH="1" NOTNULL="false" SEQUENCE="false" COMMENT="Tracks whether or not this activity has been viewed. NULL = we are not tracking viewed for this activity 0 = not viewed 1 = viewed"/>
<FIELD NAME="overrideby" TYPE="int" LENGTH="10" NOTNULL="false" SEQUENCE="false" COMMENT="Tracks whether this completion state has been set manually to override a previous state."/>
<FIELD NAME="timemodified" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false" COMMENT="Time at which the completion state last changed."/>
</FIELDS>
<KEYS>
<KEY NAME="primary" TYPE="primary" FIELDS="id"/>
</KEYS>
<INDEXES>
<INDEX NAME="coursemoduleid" UNIQUE="false" FIELDS="coursemoduleid" COMMENT="For quick access via course-module (e.g. when displaying course module settings page and we need to determine whether anyone has completed it)."/>
<INDEX NAME="userid-coursemoduleid" UNIQUE="true" FIELDS="userid, coursemoduleid"/>
</INDEXES>
</TABLE>
<TABLE NAME="course_sections" COMMENT="to define the sections for each course">
<FIELDS>
<FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
<FIELD NAME="course" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="section" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="name" TYPE="char" LENGTH="255" NOTNULL="false" SEQUENCE="false"/>
<FIELD NAME="summary" TYPE="text" NOTNULL="false" SEQUENCE="false"/>
<FIELD NAME="summaryformat" TYPE="int" LENGTH="2" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="sequence" TYPE="text" NOTNULL="false" SEQUENCE="false"/>
<FIELD NAME="visible" TYPE="int" LENGTH="1" NOTNULL="true" DEFAULT="1" SEQUENCE="false"/>
<FIELD NAME="availability" TYPE="text" NOTNULL="false" SEQUENCE="false" COMMENT="Availability restrictions for viewing this section, in JSON format. Null if no restrictions."/>
<FIELD NAME="timemodified" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false" COMMENT="Time at which the course section was last changed."/>
</FIELDS>
<KEYS>
<KEY NAME="primary" TYPE="primary" FIELDS="id"/>
</KEYS>
<INDEXES>
<INDEX NAME="course_section" UNIQUE="true" FIELDS="course, section"/>
</INDEXES>
</TABLE>
<TABLE NAME="course_request" COMMENT="course requests">
<FIELDS>
<FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
<FIELD NAME="fullname" TYPE="char" LENGTH="254" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="shortname" TYPE="char" LENGTH="100" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="summary" TYPE="text" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="summaryformat" TYPE="int" LENGTH="2" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="category" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="reason" TYPE="text" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="requester" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="password" TYPE="char" LENGTH="50" NOTNULL="true" SEQUENCE="false"/>
</FIELDS>
<KEYS>
<KEY NAME="primary" TYPE="primary" FIELDS="id"/>
</KEYS>
<INDEXES>
<INDEX NAME="shortname" UNIQUE="false" FIELDS="shortname"/>
</INDEXES>
</TABLE>
<TABLE NAME="course_format_options" COMMENT="Stores format-specific options for the course or course section">
<FIELDS>
<FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
<FIELD NAME="courseid" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false" COMMENT="Id of the course"/>
<FIELD NAME="format" TYPE="char" LENGTH="21" NOTNULL="true" SEQUENCE="false" COMMENT="Format this option is for"/>
<FIELD NAME="sectionid" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false" COMMENT="Null if this is a course option, otherwise id of the section this option is for"/>
<FIELD NAME="name" TYPE="char" LENGTH="100" NOTNULL="true" SEQUENCE="false" COMMENT="Name of the format option"/>
<FIELD NAME="value" TYPE="text" NOTNULL="false" SEQUENCE="false" COMMENT="Value of the format option"/>
</FIELDS>
<KEYS>
<KEY NAME="primary" TYPE="primary" FIELDS="id"/>
<KEY NAME="courseid" TYPE="foreign" FIELDS="courseid" REFTABLE="course" REFFIELDS="id"/>
</KEYS>
<INDEXES>
<INDEX NAME="formatoption" UNIQUE="true" FIELDS="courseid, format, sectionid, name"/>
</INDEXES>
</TABLE>
<TABLE NAME="filter_active" COMMENT="Stores information about which filters are active in which contexts. Also the filter sort order. See get_active_filters in lib/filterlib.php for how this data is used.">
<FIELDS>
<FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
<FIELD NAME="filter" TYPE="char" LENGTH="32" NOTNULL="true" SEQUENCE="false" COMMENT="The filter internal name, like 'tex'."/>
<FIELD NAME="contextid" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false" COMMENT="References context.id."/>
<FIELD NAME="active" TYPE="int" LENGTH="4" NOTNULL="true" SEQUENCE="false" COMMENT="Whether this filter is active in this context. +1 = On, -1 = Off, no row with this contextid = inherit. As a special case, when contextid points to the system context, -9999 means this filter is completely disabled."/>
<FIELD NAME="sortorder" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false" COMMENT="Only relevant if contextid points to the system context. In other cases this field should contain 0. The order in which the filters should be applied."/>
</FIELDS>
<KEYS>
<KEY NAME="primary" TYPE="primary" FIELDS="id"/>
<KEY NAME="contextid" TYPE="foreign" FIELDS="contextid" REFTABLE="context" REFFIELDS="id"/>
</KEYS>
<INDEXES>
<INDEX NAME="contextid-filter" UNIQUE="true" FIELDS="contextid, filter"/>
</INDEXES>
</TABLE>
<TABLE NAME="filter_config" COMMENT="Stores per-context configuration settings for filters which have them.">
<FIELDS>
<FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
<FIELD NAME="filter" TYPE="char" LENGTH="32" NOTNULL="true" SEQUENCE="false" COMMENT="The filter internal name, like 'tex'."/>
<FIELD NAME="contextid" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false" COMMENT="References context.id."/>
<FIELD NAME="name" TYPE="char" LENGTH="255" NOTNULL="true" SEQUENCE="false" COMMENT="The config variable name."/>
<FIELD NAME="value" TYPE="text" NOTNULL="false" SEQUENCE="false" COMMENT="The correspoding config variable value."/>
</FIELDS>
<KEYS>
<KEY NAME="primary" TYPE="primary" FIELDS="id"/>
<KEY NAME="contextid" TYPE="foreign" FIELDS="contextid" REFTABLE="context" REFFIELDS="id"/>
</KEYS>
<INDEXES>
<INDEX NAME="contextid-filter-name" UNIQUE="true" FIELDS="contextid, filter, name" COMMENT="In each context, at most one value per name per filter."/>
</INDEXES>
</TABLE>
<TABLE NAME="event" COMMENT="For everything with a time associated to it">
<FIELDS>
<FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
<FIELD NAME="name" TYPE="text" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="description" TYPE="text" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="format" TYPE="int" LENGTH="4" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="categoryid" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="courseid" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="groupid" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="userid" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="repeatid" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="modulename" TYPE="char" LENGTH="20" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="instance" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="type" TYPE="int" LENGTH="4" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="eventtype" TYPE="char" LENGTH="20" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="timestart" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="timeduration" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="timesort" TYPE="int" LENGTH="10" NOTNULL="false" SEQUENCE="false"/>
<FIELD NAME="visible" TYPE="int" LENGTH="4" NOTNULL="true" DEFAULT="1" SEQUENCE="false"/>
<FIELD NAME="uuid" TYPE="char" LENGTH="255" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="sequence" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="1" SEQUENCE="false"/>
<FIELD NAME="timemodified" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="subscriptionid" TYPE="int" LENGTH="10" NOTNULL="false" SEQUENCE="false" COMMENT="The event_subscription id this event is associated with."/>
<FIELD NAME="priority" TYPE="int" LENGTH="10" NOTNULL="false" SEQUENCE="false" COMMENT="The event's display priority. For multiple events with the same module name, instance and eventtype (e.g. for group overrides), the one with the higher priority will be displayed."/>
<FIELD NAME="location" TYPE="text" NOTNULL="false" SEQUENCE="false" COMMENT="Event Location"/>
</FIELDS>
<KEYS>
<KEY NAME="primary" TYPE="primary" FIELDS="id"/>
<KEY NAME="categoryid" TYPE="foreign" FIELDS="categoryid" REFTABLE="course_categories" REFFIELDS="id"/>
<KEY NAME="subscriptionid" TYPE="foreign" FIELDS="subscriptionid" REFTABLE="event_subscriptions" REFFIELDS="id"/>
</KEYS>
<INDEXES>
<INDEX NAME="courseid" UNIQUE="false" FIELDS="courseid"/>
<INDEX NAME="userid" UNIQUE="false" FIELDS="userid"/>
<INDEX NAME="timestart" UNIQUE="false" FIELDS="timestart"/>
<INDEX NAME="timeduration" UNIQUE="false" FIELDS="timeduration"/>
<INDEX NAME="uuid" UNIQUE="false" FIELDS="uuid"/>
<INDEX NAME="type-timesort" UNIQUE="false" FIELDS="type, timesort"/>
<INDEX NAME="groupid-courseid-categoryid-visible-userid" UNIQUE="false" FIELDS="groupid, courseid, categoryid, visible, userid" COMMENT="used for calendar view"/>
</INDEXES>
</TABLE>
<TABLE NAME="cache_filters" COMMENT="For keeping information about cached data">
<FIELDS>
<FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
<FIELD NAME="filter" TYPE="char" LENGTH="32" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="version" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="md5key" TYPE="char" LENGTH="32" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="rawtext" TYPE="text" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="timemodified" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
</FIELDS>
<KEYS>
<KEY NAME="primary" TYPE="primary" FIELDS="id"/>
</KEYS>
<INDEXES>
<INDEX NAME="filter_md5key" UNIQUE="false" FIELDS="filter, md5key"/>
</INDEXES>
</TABLE>
<TABLE NAME="log" COMMENT="Every action is logged as far as possible">
<FIELDS>
<FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
<FIELD NAME="time" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="userid" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="ip" TYPE="char" LENGTH="45" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="course" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="module" TYPE="char" LENGTH="20" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="cmid" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="action" TYPE="char" LENGTH="40" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="url" TYPE="char" LENGTH="100" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="info" TYPE="char" LENGTH="255" NOTNULL="true" SEQUENCE="false"/>
</FIELDS>
<KEYS>
<KEY NAME="primary" TYPE="primary" FIELDS="id"/>
</KEYS>
<INDEXES>
<INDEX NAME="course-module-action" UNIQUE="false" FIELDS="course, module, action"/>
<INDEX NAME="time" UNIQUE="false" FIELDS="time"/>
<INDEX NAME="action" UNIQUE="false" FIELDS="action"/>
<INDEX NAME="userid-course" UNIQUE="false" FIELDS="userid, course"/>
<INDEX NAME="cmid" UNIQUE="false" FIELDS="cmid"/>
</INDEXES>
</TABLE>
<TABLE NAME="log_queries" COMMENT="Logged database queries.">
<FIELDS>
<FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
<FIELD NAME="qtype" TYPE="int" LENGTH="5" NOTNULL="true" SEQUENCE="false" COMMENT="query type constant"/>
<FIELD NAME="sqltext" TYPE="text" NOTNULL="true" SEQUENCE="false" COMMENT="query sql"/>
<FIELD NAME="sqlparams" TYPE="text" NOTNULL="false" SEQUENCE="false" COMMENT="query parameters"/>
<FIELD NAME="error" TYPE="int" LENGTH="5" NOTNULL="true" DEFAULT="0" SEQUENCE="false" COMMENT="is error"/>
<FIELD NAME="info" TYPE="text" NOTNULL="false" SEQUENCE="false" COMMENT="detailed info such as error text"/>
<FIELD NAME="backtrace" TYPE="text" NOTNULL="false" SEQUENCE="false" COMMENT="php execution trace"/>
<FIELD NAME="exectime" TYPE="number" LENGTH="10" NOTNULL="true" SEQUENCE="false" DECIMALS="5" COMMENT="query execution time in seconds as float"/>
<FIELD NAME="timelogged" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false" COMMENT="timestamp when log info stored into db"/>
</FIELDS>
<KEYS>
<KEY NAME="primary" TYPE="primary" FIELDS="id"/>
</KEYS>
</TABLE>
<TABLE NAME="log_display" COMMENT="For a particular module/action, specifies a moodle table/field">
<FIELDS>
<FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
<FIELD NAME="module" TYPE="char" LENGTH="20" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="action" TYPE="char" LENGTH="40" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="mtable" TYPE="char" LENGTH="30" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="field" TYPE="char" LENGTH="200" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="component" TYPE="char" LENGTH="100" NOTNULL="true" SEQUENCE="false" COMMENT="owner of the log action"/>
</FIELDS>
<KEYS>
<KEY NAME="primary" TYPE="primary" FIELDS="id"/>
</KEYS>
<INDEXES>
<INDEX NAME="module-action" UNIQUE="true" FIELDS="module, action"/>
</INDEXES>
</TABLE>
<TABLE NAME="message" COMMENT="Stores all unread messages">
<FIELDS>
<FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
<FIELD NAME="useridfrom" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="useridto" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="subject" TYPE="text" NOTNULL="false" SEQUENCE="false" COMMENT="The message subject"/>
<FIELD NAME="fullmessage" TYPE="text" NOTNULL="false" SEQUENCE="false"/>
<FIELD NAME="fullmessageformat" TYPE="int" LENGTH="4" NOTNULL="false" DEFAULT="0" SEQUENCE="false" COMMENT="The format of the full message"/>
<FIELD NAME="fullmessagehtml" TYPE="text" NOTNULL="false" SEQUENCE="false" COMMENT="html format of message"/>
<FIELD NAME="smallmessage" TYPE="text" NOTNULL="false" SEQUENCE="false" COMMENT="Smal version of message (eg sms)"/>
<FIELD NAME="notification" TYPE="int" LENGTH="1" NOTNULL="false" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="contexturl" TYPE="text" NOTNULL="false" SEQUENCE="false" COMMENT="If this message is a notification of an event contexturl should contain a link to view this event. For example if its a notification of a forum post contexturl should contain a link to the forum post."/>
<FIELD NAME="contexturlname" TYPE="text" NOTNULL="false" SEQUENCE="false" COMMENT="Display text for the contexturl"/>
<FIELD NAME="timecreated" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="timeuserfromdeleted" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="timeusertodeleted" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="component" TYPE="char" LENGTH="100" NOTNULL="false" SEQUENCE="false"/>
<FIELD NAME="eventtype" TYPE="char" LENGTH="100" NOTNULL="false" SEQUENCE="false"/>
</FIELDS>
<KEYS>
<KEY NAME="primary" TYPE="primary" FIELDS="id"/>
</KEYS>
<INDEXES>
<INDEX NAME="useridfromtodeleted" UNIQUE="false" FIELDS="useridfrom, useridto, timeuserfromdeleted, timeusertodeleted"/>
<INDEX NAME="useridfrom_timeuserfromdeleted_notification" UNIQUE="false" FIELDS="useridfrom, timeuserfromdeleted, notification"/>
<INDEX NAME="useridto_timeusertodeleted_notification" UNIQUE="false" FIELDS="useridto, timeusertodeleted, notification"/>
</INDEXES>
</TABLE>
<TABLE NAME="message_read" COMMENT="Stores all messages that have been read">
<FIELDS>
<FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
<FIELD NAME="useridfrom" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="useridto" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="subject" TYPE="text" NOTNULL="false" SEQUENCE="false" COMMENT="The message subject"/>
<FIELD NAME="fullmessage" TYPE="text" NOTNULL="false" SEQUENCE="false"/>
<FIELD NAME="fullmessageformat" TYPE="int" LENGTH="4" NOTNULL="false" DEFAULT="0" SEQUENCE="false" COMMENT="The format of the full message"/>
<FIELD NAME="fullmessagehtml" TYPE="text" NOTNULL="false" SEQUENCE="false" COMMENT="html format of message"/>
<FIELD NAME="smallmessage" TYPE="text" NOTNULL="false" SEQUENCE="false" COMMENT="Smal version of message (eg sms)"/>
<FIELD NAME="notification" TYPE="int" LENGTH="1" NOTNULL="false" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="contexturl" TYPE="text" NOTNULL="false" SEQUENCE="false" COMMENT="If this message is a notification of an event contexturl should contain a link to view this event. For example if its a notification of a forum post contexturl should contain a link to the forum post."/>
<FIELD NAME="contexturlname" TYPE="text" NOTNULL="false" SEQUENCE="false" COMMENT="Display text for the contexturl"/>
<FIELD NAME="timecreated" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="timeread" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="timeuserfromdeleted" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="timeusertodeleted" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="component" TYPE="char" LENGTH="100" NOTNULL="false" SEQUENCE="false"/>
<FIELD NAME="eventtype" TYPE="char" LENGTH="100" NOTNULL="false" SEQUENCE="false"/>
</FIELDS>
<KEYS>
<KEY NAME="primary" TYPE="primary" FIELDS="id"/>
</KEYS>
<INDEXES>
<INDEX NAME="useridfromtodeleted" UNIQUE="false" FIELDS="useridfrom, useridto, timeuserfromdeleted, timeusertodeleted"/>
<INDEX NAME="notificationtimeread" UNIQUE="false" FIELDS="notification, timeread"/>
<INDEX NAME="useridfrom_timeuserfromdeleted_notification" UNIQUE="false" FIELDS="useridfrom, timeuserfromdeleted, notification"/>
<INDEX NAME="useridto_timeusertodeleted_notification" UNIQUE="false" FIELDS="useridto, timeusertodeleted, notification"/>
</INDEXES>
</TABLE>
<TABLE NAME="messages" COMMENT="Stores all messages">
<FIELDS>
<FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
<FIELD NAME="useridfrom" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="conversationid" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="subject" TYPE="text" NOTNULL="false" SEQUENCE="false"/>
<FIELD NAME="fullmessage" TYPE="text" NOTNULL="false" SEQUENCE="false"/>
<FIELD NAME="fullmessageformat" TYPE="int" LENGTH="1" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="fullmessagehtml" TYPE="text" NOTNULL="false" SEQUENCE="false"/>
<FIELD NAME="smallmessage" TYPE="text" NOTNULL="false" SEQUENCE="false"/>
<FIELD NAME="timecreated" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false"/>
</FIELDS>
<KEYS>
<KEY NAME="primary" TYPE="primary" FIELDS="id"/>
<KEY NAME="useridfrom" TYPE="foreign" FIELDS="useridfrom" REFTABLE="user" REFFIELDS="id"/>
<KEY NAME="conversationid" TYPE="foreign" FIELDS="conversationid" REFTABLE="message_conversations" REFFIELDS="id"/>
</KEYS>
<INDEXES>
<INDEX NAME="conversationid_timecreated" UNIQUE="false" FIELDS="conversationid, timecreated"/>
</INDEXES>
</TABLE>
<TABLE NAME="message_conversations" COMMENT="Stores all message conversations">
<FIELDS>
<FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
<FIELD NAME="type" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="1" SEQUENCE="false"/>
<FIELD NAME="name" TYPE="char" LENGTH="255" NOTNULL="false" SEQUENCE="false"/>
<FIELD NAME="convhash" TYPE="char" LENGTH="40" NOTNULL="false" SEQUENCE="false"/>
<FIELD NAME="component" TYPE="char" LENGTH="100" NOTNULL="false" SEQUENCE="false" COMMENT="Defines the Moodle component which the area was added to"/>
<FIELD NAME="itemtype" TYPE="char" LENGTH="100" NOTNULL="false" SEQUENCE="false"/>
<FIELD NAME="itemid" TYPE="int" LENGTH="10" NOTNULL="false" SEQUENCE="false"/>
<FIELD NAME="contextid" TYPE="int" LENGTH="10" NOTNULL="false" SEQUENCE="false" COMMENT="The context id of the itemid or course of the itemtype was added"/>
<FIELD NAME="enabled" TYPE="int" LENGTH="1" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="timecreated" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="timemodified" TYPE="int" LENGTH="10" NOTNULL="false" SEQUENCE="false"/>
</FIELDS>
<KEYS>
<KEY NAME="primary" TYPE="primary" FIELDS="id"/>
<KEY NAME="contextid" TYPE="foreign" FIELDS="contextid" REFTABLE="context" REFFIELDS="id"/>
</KEYS>
<INDEXES>
<INDEX NAME="type" UNIQUE="false" FIELDS="type"/>
<INDEX NAME="convhash" UNIQUE="false" FIELDS="convhash"/>
<INDEX NAME="component-itemtype-itemid-contextid" UNIQUE="false" FIELDS="component, itemtype, itemid, contextid"/>
</INDEXES>
</TABLE>
<TABLE NAME="message_conversation_members" COMMENT="Stores all members in a conversations">
<FIELDS>
<FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
<FIELD NAME="conversationid" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="userid" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="timecreated" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false"/>
</FIELDS>
<KEYS>
<KEY NAME="primary" TYPE="primary" FIELDS="id"/>
<KEY NAME="conversationid" TYPE="foreign" FIELDS="conversationid" REFTABLE="message_conversations" REFFIELDS="id"/>
<KEY NAME="userid" TYPE="foreign" FIELDS="userid" REFTABLE="user" REFFIELDS="id"/>
</KEYS>
</TABLE>
<TABLE NAME="message_user_actions" COMMENT="Stores all per-user actions on individual messages">
<FIELDS>
<FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
<FIELD NAME="userid" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="messageid" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="action" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="timecreated" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false"/>
</FIELDS>
<KEYS>
<KEY NAME="primary" TYPE="primary" FIELDS="id"/>
<KEY NAME="userid" TYPE="foreign" FIELDS="userid" REFTABLE="user" REFFIELDS="id"/>
<KEY NAME="messageid" TYPE="foreign" FIELDS="messageid" REFTABLE="messages" REFFIELDS="id"/>
</KEYS>
<INDEXES>
<INDEX NAME="userid_messageid_action" UNIQUE="true" FIELDS="userid, messageid, action"/>
</INDEXES>
</TABLE>
<TABLE NAME="notifications" COMMENT="Stores all notifications">
<FIELDS>
<FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
<FIELD NAME="useridfrom" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="useridto" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="subject" TYPE="text" NOTNULL="false" SEQUENCE="false" COMMENT="The message subject"/>
<FIELD NAME="fullmessage" TYPE="text" NOTNULL="false" SEQUENCE="false"/>
<FIELD NAME="fullmessageformat" TYPE="int" LENGTH="1" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="fullmessagehtml" TYPE="text" NOTNULL="false" SEQUENCE="false"/>
<FIELD NAME="smallmessage" TYPE="text" NOTNULL="false" SEQUENCE="false"/>
<FIELD NAME="component" TYPE="char" LENGTH="100" NOTNULL="false" SEQUENCE="false"/>
<FIELD NAME="eventtype" TYPE="char" LENGTH="100" NOTNULL="false" SEQUENCE="false"/>
<FIELD NAME="contexturl" TYPE="text" NOTNULL="false" SEQUENCE="false"/>
<FIELD NAME="contexturlname" TYPE="text" NOTNULL="false" SEQUENCE="false"/>
<FIELD NAME="timeread" TYPE="int" LENGTH="10" NOTNULL="false" SEQUENCE="false"/>
<FIELD NAME="timecreated" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false"/>
</FIELDS>
<KEYS>
<KEY NAME="primary" TYPE="primary" FIELDS="id"/>
<KEY NAME="useridto" TYPE="foreign" FIELDS="useridto" REFTABLE="user" REFFIELDS="id"/>
</KEYS>
<INDEXES>
<INDEX NAME="useridfrom" UNIQUE="false" FIELDS="useridfrom" COMMENT="The useridfrom would normally be a foreign key to the users table. But it can also contain some extra negative values with special semantics (-10 or -20 for no-reply or support user). Therefore we can't make it a foreign key and the index must be created explicitly."/>
</INDEXES>
</TABLE>
<TABLE NAME="message_contacts" COMMENT="Maintains lists of contacts between users">
<FIELDS>
<FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
<FIELD NAME="userid" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="contactid" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="timecreated" TYPE="int" LENGTH="10" NOTNULL="false" SEQUENCE="false"/>
</FIELDS>
<KEYS>
<KEY NAME="primary" TYPE="primary" FIELDS="id"/>
<KEY NAME="userid" TYPE="foreign" FIELDS="userid" REFTABLE="user" REFFIELDS="id"/>
<KEY NAME="contactid" TYPE="foreign" FIELDS="contactid" REFTABLE="user" REFFIELDS="id"/>
</KEYS>
<INDEXES>
<INDEX NAME="userid-contactid" UNIQUE="true" FIELDS="userid, contactid"/>
</INDEXES>
</TABLE>
<TABLE NAME="message_contact_requests" COMMENT="Maintains list of contact requests between users">
<FIELDS>
<FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
<FIELD NAME="userid" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="requesteduserid" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="timecreated" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false"/>
</FIELDS>
<KEYS>
<KEY NAME="primary" TYPE="primary" FIELDS="id"/>
<KEY NAME="userid" TYPE="foreign" FIELDS="userid" REFTABLE="user" REFFIELDS="id"/>
<KEY NAME="requesteduserid" TYPE="foreign" FIELDS="requesteduserid" REFTABLE="user" REFFIELDS="id"/>
</KEYS>
<INDEXES>
<INDEX NAME="userid-requesteduserid" UNIQUE="true" FIELDS="userid, requesteduserid"/>
</INDEXES>
</TABLE>
<TABLE NAME="message_users_blocked" COMMENT="Maintains lists of blocked users">
<FIELDS>
<FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
<FIELD NAME="userid" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="blockeduserid" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="timecreated" TYPE="int" LENGTH="10" NOTNULL="false" SEQUENCE="false"/>
</FIELDS>
<KEYS>
<KEY NAME="primary" TYPE="primary" FIELDS="id"/>
<KEY NAME="userid" TYPE="foreign" FIELDS="userid" REFTABLE="user" REFFIELDS="id"/>
<KEY NAME="blockeduserid" TYPE="foreign" FIELDS="blockeduserid" REFTABLE="user" REFFIELDS="id"/>
</KEYS>
<INDEXES>
<INDEX NAME="userid-blockeduserid" UNIQUE="true" FIELDS="userid, blockeduserid"/>
</INDEXES>
</TABLE>
<TABLE NAME="modules" COMMENT="modules available in the site">
<FIELDS>
<FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
<FIELD NAME="name" TYPE="char" LENGTH="20" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="cron" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="lastcron" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="search" TYPE="char" LENGTH="255" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="visible" TYPE="int" LENGTH="1" NOTNULL="true" DEFAULT="1" SEQUENCE="false"/>
</FIELDS>
<KEYS>
<KEY NAME="primary" TYPE="primary" FIELDS="id"/>
</KEYS>
<INDEXES>
<INDEX NAME="name" UNIQUE="false" FIELDS="name"/>
</INDEXES>
</TABLE>
<TABLE NAME="my_pages" COMMENT="Extra user pages for the My Moodle system">
<FIELDS>
<FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
<FIELD NAME="userid" TYPE="int" LENGTH="10" NOTNULL="false" DEFAULT="0" SEQUENCE="false" COMMENT="The user who owns this page or 0 for system defaults"/>
<FIELD NAME="name" TYPE="char" LENGTH="200" NOTNULL="true" SEQUENCE="false" COMMENT="The page name (freeform text)"/>
<FIELD NAME="private" TYPE="int" LENGTH="1" NOTNULL="true" DEFAULT="1" SEQUENCE="false" COMMENT="Whether or not the page is private (dashboard) or public (profile)"/>
<FIELD NAME="sortorder" TYPE="int" LENGTH="6" NOTNULL="true" DEFAULT="0" SEQUENCE="false" COMMENT="The order of the pages for a user"/>
</FIELDS>
<KEYS>
<KEY NAME="id" TYPE="primary" FIELDS="id"/>
</KEYS>
<INDEXES>
<INDEX NAME="user_idx" UNIQUE="false" FIELDS="userid, private"/>
</INDEXES>
</TABLE>
<TABLE NAME="sessions" COMMENT="Database based session storage - now recommended">
<FIELDS>
<FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
<FIELD NAME="state" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false" COMMENT="0 means normal session"/>
<FIELD NAME="sid" TYPE="char" LENGTH="128" NOTNULL="true" SEQUENCE="false" COMMENT="Session id"/>
<FIELD NAME="userid" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="sessdata" TYPE="text" NOTNULL="false" SEQUENCE="false" COMMENT="session content"/>
<FIELD NAME="timecreated" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="timemodified" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="firstip" TYPE="char" LENGTH="45" NOTNULL="false" SEQUENCE="false"/>
<FIELD NAME="lastip" TYPE="char" LENGTH="45" NOTNULL="false" SEQUENCE="false"/>
</FIELDS>
<KEYS>
<KEY NAME="primary" TYPE="primary" FIELDS="id"/>
<KEY NAME="userid" TYPE="foreign" FIELDS="userid" REFTABLE="user" REFFIELDS="id"/>
</KEYS>
<INDEXES>
<INDEX NAME="state" UNIQUE="false" FIELDS="state"/>
<INDEX NAME="sid" UNIQUE="true" FIELDS="sid"/>
<INDEX NAME="timecreated" UNIQUE="false" FIELDS="timecreated"/>
<INDEX NAME="timemodified" UNIQUE="false" FIELDS="timemodified"/>
</INDEXES>
</TABLE>
<TABLE NAME="user" COMMENT="One record for each person">
<FIELDS>
<FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
<FIELD NAME="auth" TYPE="char" LENGTH="20" NOTNULL="true" DEFAULT="manual" SEQUENCE="false"/>
<FIELD NAME="confirmed" TYPE="int" LENGTH="1" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="policyagreed" TYPE="int" LENGTH="1" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="deleted" TYPE="int" LENGTH="1" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="suspended" TYPE="int" LENGTH="1" NOTNULL="true" DEFAULT="0" SEQUENCE="false" COMMENT="suspended flag prevents users to log in"/>
<FIELD NAME="mnethostid" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="username" TYPE="char" LENGTH="100" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="password" TYPE="char" LENGTH="255" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="idnumber" TYPE="char" LENGTH="255" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="firstname" TYPE="char" LENGTH="100" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="lastname" TYPE="char" LENGTH="100" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="email" TYPE="char" LENGTH="100" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="emailstop" TYPE="int" LENGTH="1" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="icq" TYPE="char" LENGTH="15" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="skype" TYPE="char" LENGTH="50" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="yahoo" TYPE="char" LENGTH="50" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="aim" TYPE="char" LENGTH="50" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="msn" TYPE="char" LENGTH="50" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="phone1" TYPE="char" LENGTH="20" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="phone2" TYPE="char" LENGTH="20" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="institution" TYPE="char" LENGTH="255" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="department" TYPE="char" LENGTH="255" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="address" TYPE="char" LENGTH="255" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="city" TYPE="char" LENGTH="120" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="country" TYPE="char" LENGTH="2" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="lang" TYPE="char" LENGTH="30" NOTNULL="true" DEFAULT="en" SEQUENCE="false"/>
<FIELD NAME="calendartype" TYPE="char" LENGTH="30" NOTNULL="true" DEFAULT="gregorian" SEQUENCE="false"/>
<FIELD NAME="theme" TYPE="char" LENGTH="50" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="timezone" TYPE="char" LENGTH="100" NOTNULL="true" DEFAULT="99" SEQUENCE="false"/>
<FIELD NAME="firstaccess" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="lastaccess" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="lastlogin" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="currentlogin" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="lastip" TYPE="char" LENGTH="45" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="secret" TYPE="char" LENGTH="15" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="picture" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false" COMMENT="0 means no image uploaded, positive values are revisions thta prevent caching problems, negative values are reserved for future use"/>
<FIELD NAME="url" TYPE="char" LENGTH="255" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="description" TYPE="text" NOTNULL="false" SEQUENCE="false"/>
<FIELD NAME="descriptionformat" TYPE="int" LENGTH="2" NOTNULL="true" DEFAULT="1" SEQUENCE="false"/>
<FIELD NAME="mailformat" TYPE="int" LENGTH="1" NOTNULL="true" DEFAULT="1" SEQUENCE="false"/>
<FIELD NAME="maildigest" TYPE="int" LENGTH="1" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="maildisplay" TYPE="int" LENGTH="2" NOTNULL="true" DEFAULT="2" SEQUENCE="false"/>
<FIELD NAME="autosubscribe" TYPE="int" LENGTH="1" NOTNULL="true" DEFAULT="1" SEQUENCE="false"/>
<FIELD NAME="trackforums" TYPE="int" LENGTH="1" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="timecreated" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="timemodified" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="trustbitmask" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="imagealt" TYPE="char" LENGTH="255" NOTNULL="false" SEQUENCE="false" COMMENT="alt tag for user uploaded image"/>
<FIELD NAME="lastnamephonetic" TYPE="char" LENGTH="255" NOTNULL="false" SEQUENCE="false" COMMENT="Last name phonetic"/>
<FIELD NAME="firstnamephonetic" TYPE="char" LENGTH="255" NOTNULL="false" SEQUENCE="false" COMMENT="First name phonetic"/>
<FIELD NAME="middlename" TYPE="char" LENGTH="255" NOTNULL="false" SEQUENCE="false" COMMENT="Middle name"/>
<FIELD NAME="alternatename" TYPE="char" LENGTH="255" NOTNULL="false" SEQUENCE="false" COMMENT="Alternate name - Useful for three-name countries."/>
</FIELDS>
<KEYS>
<KEY NAME="primary" TYPE="primary" FIELDS="id"/>
</KEYS>
<INDEXES>
<INDEX NAME="username" UNIQUE="true" FIELDS="mnethostid, username"/>
<INDEX NAME="deleted" UNIQUE="false" FIELDS="deleted"/>
<INDEX NAME="confirmed" UNIQUE="false" FIELDS="confirmed"/>
<INDEX NAME="firstname" UNIQUE="false" FIELDS="firstname"/>
<INDEX NAME="lastname" UNIQUE="false" FIELDS="lastname"/>
<INDEX NAME="city" UNIQUE="false" FIELDS="city"/>
<INDEX NAME="country" UNIQUE="false" FIELDS="country"/>
<INDEX NAME="lastaccess" UNIQUE="false" FIELDS="lastaccess"/>
<INDEX NAME="email" UNIQUE="false" FIELDS="email"/>
<INDEX NAME="auth" UNIQUE="false" FIELDS="auth"/>
<INDEX NAME="idnumber" UNIQUE="false" FIELDS="idnumber"/>
<INDEX NAME="firstnamephonetic" UNIQUE="false" FIELDS="firstnamephonetic"/>
<INDEX NAME="lastnamephonetic" UNIQUE="false" FIELDS="lastnamephonetic"/>
<INDEX NAME="middlename" UNIQUE="false" FIELDS="middlename"/>
<INDEX NAME="alternatename" UNIQUE="false" FIELDS="alternatename"/>
</INDEXES>
</TABLE>
<TABLE NAME="user_preferences" COMMENT="Allows modules to store arbitrary user preferences">
<FIELDS>
<FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
<FIELD NAME="userid" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="name" TYPE="char" LENGTH="255" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="value" TYPE="char" LENGTH="1333" NOTNULL="true" SEQUENCE="false"/>
</FIELDS>
<KEYS>
<KEY NAME="primary" TYPE="primary" FIELDS="id"/>
</KEYS>
<INDEXES>
<INDEX NAME="userid-name" UNIQUE="true" FIELDS="userid, name"/>
</INDEXES>
</TABLE>
<TABLE NAME="user_lastaccess" COMMENT="To keep track of course page access times, used in online participants block, and participants list">
<FIELDS>
<FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
<FIELD NAME="userid" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="courseid" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="timeaccess" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
</FIELDS>
<KEYS>
<KEY NAME="primary" TYPE="primary" FIELDS="id"/>
</KEYS>
<INDEXES>
<INDEX NAME="userid-courseid" UNIQUE="true" FIELDS="userid, courseid"/>
<INDEX NAME="userid" UNIQUE="false" FIELDS="userid"/>
<INDEX NAME="courseid" UNIQUE="false" FIELDS="courseid"/>
</INDEXES>
</TABLE>
<TABLE NAME="user_password_history" COMMENT="A rotating log of hashes of previously used passwords for each user.">
<FIELDS>
<FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
<FIELD NAME="userid" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="hash" TYPE="char" LENGTH="255" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="timecreated" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false"/>
</FIELDS>
<KEYS>
<KEY NAME="primary" TYPE="primary" FIELDS="id"/>
<KEY NAME="userid" TYPE="foreign" FIELDS="userid" REFTABLE="user" REFFIELDS="id"/>
</KEYS>
</TABLE>
<TABLE NAME="scale" COMMENT="Defines grading scales">
<FIELDS>
<FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
<FIELD NAME="courseid" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="userid" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="name" TYPE="char" LENGTH="255" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="scale" TYPE="text" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="description" TYPE="text" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="descriptionformat" TYPE="int" LENGTH="2" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="timemodified" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
</FIELDS>
<KEYS>
<KEY NAME="primary" TYPE="primary" FIELDS="id"/>
</KEYS>
<INDEXES>
<INDEX NAME="courseid" UNIQUE="false" FIELDS="courseid"/>
</INDEXES>
</TABLE>
<TABLE NAME="scale_history" COMMENT="History table">
<FIELDS>
<FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
<FIELD NAME="action" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false" COMMENT="created/modified/deleted constants"/>
<FIELD NAME="oldid" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="source" TYPE="char" LENGTH="255" NOTNULL="false" SEQUENCE="false" COMMENT="What caused the modification? manual/module/import/..."/>
<FIELD NAME="timemodified" TYPE="int" LENGTH="10" NOTNULL="false" SEQUENCE="false" COMMENT="The last time this grade_item was modified"/>
<FIELD NAME="loggeduser" TYPE="int" LENGTH="10" NOTNULL="false" SEQUENCE="false" COMMENT="the userid of the person who last modified this outcome"/>
<FIELD NAME="courseid" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="userid" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="name" TYPE="char" LENGTH="255" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="scale" TYPE="text" NOTNULL="true" SEQUENCE="false"/>
<FIELD NAME="description" TYPE="text" NOTNULL="true" SEQUENCE="false"/>
</FIELDS>
<KEYS>
<KEY NAME="primary" TYPE="primary" FIELDS="id"/>
<KEY NAME="oldid" TYPE="foreign" FIELDS="oldid" REFTABLE="scale" REFFIELDS="id"/>
<KEY NAME="courseid" TYPE="foreign" FIELDS="courseid" REFTABLE="course" REFFIELDS="id"/>
<KEY NAME="loggeduser" TYPE="foreign" FIELDS="loggeduser" REFTABLE="user" REFFIELDS="id"/>
</KEYS>
<INDEXES>
<INDEX NAME="action" UNIQUE="false" FIELDS="action" COMMENT="insert/update/delete"/>
<INDEX NAME="timemodified" UNIQUE="false" FIELDS="timemodified"/>
</INDEXES>
</TABLE>
<TABLE NAME="stats_daily" COMMENT="to accumulate daily stats">
<FIELDS>
<FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
<FIELD NAME="courseid" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="timeend" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="roleid" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false" COMMENT="id of role for the aggregates"/>
<FIELD NAME="stattype" TYPE="char" LENGTH="20" NOTNULL="true" DEFAULT="activity" SEQUENCE="false" COMMENT="type of stat"/>
<FIELD NAME="stat1" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false" COMMENT="stat1. usually used for reads"/>
<FIELD NAME="stat2" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false" COMMENT="stat2. usually used for writes."/>
</FIELDS>
<KEYS>
<KEY NAME="primary" TYPE="primary" FIELDS="id"/>
</KEYS>
<INDEXES>
<INDEX NAME="courseid" UNIQUE="false" FIELDS="courseid"/>
<INDEX NAME="timeend" UNIQUE="false" FIELDS="timeend"/>
<INDEX NAME="roleid" UNIQUE="false" FIELDS="roleid"/>
</INDEXES>
</TABLE>
<TABLE NAME="stats_weekly" COMMENT="To accumulate weekly stats">
<FIELDS>
<FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
<FIELD NAME="courseid" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="timeend" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
<FIELD NAME="roleid" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false" COMMENT="id of role for the aggregates"/>
<FIELD NAME="stattype" TYPE="char" LENGTH="20" NOTNULL="true" DEFAULT="activity" SEQUENCE="false" COMMENT="type of stat"/>
<FIELD NAME="stat1" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false" COMMENT="stat1. usually used for reads"/>
<FIELD NAME="stat2" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false" COMMENT="stat2. usually used for writes."/>
</FIELDS>
<KEYS>
<KEY NAME="primary" TYPE="primary" FIELDS="id"/>
</KEYS>
<INDEXES>
<INDEX NAME="courseid" UNIQUE="false" FIELDS="courseid"/>
<INDEX NAME="timeend" UNIQUE="false" FIELDS="timeend"/>
<INDEX NAME="roleid" UNIQUE="false" FIELDS="roleid"/>
</INDEXES>
</TABLE>
<TABLE NAME="stats_monthly" COMMENT="To accumulate monthly stats">
<FIELDS>
<FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
<FIELD NAME="courseid" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>