MDEV-17903: New optimizer defaults: change optimize_join_buffer_size …

…to be ON optimize_join_buffer_size is switched ON.
MariaDB · Feb 19, 2019 · d6db6df · d6db6df
1 parent f2f0c20
commit d6db6df
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Showing 19 changed files with 138 additions and 123 deletions.
diff --git a/mysql-test/main/analyze_format_json.result b/mysql-test/main/analyze_format_json.result
@@ -143,7 +143,7 @@ ANALYZE
         "attached_condition": "tbl2.b < 60"
       },
       "buffer_type": "flat",
-      "buffer_size": "256Kb",
+      "buffer_size": "1Kb",
       "join_type": "BNL",
       "r_filtered": 100
     }
@@ -181,7 +181,7 @@ ANALYZE
         "attached_condition": "tbl2.b < 60"
       },
       "buffer_type": "flat",
-      "buffer_size": "256Kb",
+      "buffer_size": "1Kb",
       "join_type": "BNL",
       "attached_condition": "tbl1.c > tbl2.c",
       "r_filtered": 15.833
@@ -625,7 +625,7 @@ ANALYZE
         "attached_condition": "<in_optimizer>(t2.b,t2.b in (subquery#2))"
       },
       "buffer_type": "flat",
-      "buffer_size": "256Kb",
+      "buffer_size": "65",
       "join_type": "BNL",
       "attached_condition": "<in_optimizer>(t2.b,t2.b in (subquery#2))",
       "r_filtered": null
@@ -711,7 +711,7 @@ ANALYZE
                 "attached_condition": "t3.f3 in (1,2)"
               },
               "buffer_type": "flat",
-              "buffer_size": "256Kb",
+              "buffer_size": "1",
               "join_type": "BNL",
               "r_filtered": null
             },
@@ -742,7 +742,7 @@ ANALYZE
                         "r_filtered": null
                       },
                       "buffer_type": "flat",
-                      "buffer_size": "256Kb",
+                      "buffer_size": "65",
                       "join_type": "BNL",
                       "attached_condition": "t2.f2 = t3.f3",
                       "r_filtered": null

diff --git a/mysql-test/main/analyze_stmt_orderby.result b/mysql-test/main/analyze_stmt_orderby.result
@@ -426,7 +426,7 @@ ANALYZE
             "r_filtered": 100
           },
           "buffer_type": "flat",
-          "buffer_size": "256Kb",
+          "buffer_size": "65",
           "join_type": "BNL",
           "attached_condition": "t3.a = t0.a",
           "r_filtered": 10
@@ -497,7 +497,7 @@ ANALYZE
                 "r_filtered": 100
               },
               "buffer_type": "flat",
-              "buffer_size": "256Kb",
+              "buffer_size": "119",
               "join_type": "BNL",
               "attached_condition": "t5.a = t6.a",
               "r_filtered": 21.429
@@ -537,7 +537,7 @@ EXPLAIN
                 "filtered": 100
               },
               "buffer_type": "flat",
-              "buffer_size": "256Kb",
+              "buffer_size": "119",
               "join_type": "BNL",
               "attached_condition": "t5.a = t6.a"
             }

diff --git a/mysql-test/main/cte_recursive.result b/mysql-test/main/cte_recursive.result
@@ -1409,7 +1409,7 @@ EXPLAIN
                                     "filtered": 100
                                   },
                                   "buffer_type": "flat",
-                                  "buffer_size": "256Kb",
+                                  "buffer_size": "686",
                                   "join_type": "BNL",
                                   "attached_condition": "prev_gen.father = folks.`id` or prev_gen.mother = folks.`id`"
                                 }
@@ -1636,16 +1636,16 @@ i div 4 - (i % 4) = ps.i div 4 - (ps.i % 4)
 )
 SELECT regexp_replace(board,concat('(',REPEAT('.', 4),')'),'\\1\n') n_queens FROM solutions WHERE n_queens = 4;
 n_queens
--*--
----*
-*---
---*-
-
 --*-
 *---
 ---*
 -*--
 
+-*--
+---*
+*---
+--*-
+
 #
 # MDEV-10883: execution of prepared statement from SELECT
 #             with recursive CTE that renames columns