Merge branch '10.2' into bb-10.2-mdev9864

mysql-test/r/cte_nonrecursive.result

@@ -851,3 +851,47 @@ a
 9
 drop view v1;
 drop table ten, one_k;
+#
+# MDEV-10057 : Crash with EXPLAIN + WITH + constant query
+#
+CREATE TABLE t1 (a INT);
+INSERT INTO t1 VALUES (1),(2),(3);
+SELECT * FROM (WITH a AS (SELECT * FROM t1) SELECT 1) AS t1;
+1
+1
+EXPLAIN SELECT * FROM (WITH a AS (SELECT * FROM t1) SELECT 1) AS t1;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	PRIMARY	<derived2>	system	NULL	NULL	NULL	NULL	1	
+2	SUBQUERY	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
+DROP TABLE t1;
+#
+# MDEV-10058: Suspicious EXPLAIN output for a derived table + WITH + joined table	
+#
+CREATE TABLE t1 (a INT);
+CREATE TABLE t2 (a INT);
+CREATE TABLE t3 (a INT);
+INSERT INTO t1 VALUES (1),(2),(3);
+INSERT INTO t2 VALUES (1),(2),(3);
+INSERT INTO t3 VALUES (1),(2),(3);
+EXPLAIN SELECT * FROM (WITH a AS (SELECT * FROM t1) (t2 NATURAL JOIN t3));
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 't2 NATURAL JOIN t3))' at line 1
+explain SELECT * FROM (WITH a AS (SELECT * FROM t1) SELECT * FROM t2 NATURAL JOIN t3) AS d1;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	PRIMARY	t2	ALL	NULL	NULL	NULL	NULL	3	
+1	PRIMARY	t3	ALL	NULL	NULL	NULL	NULL	3	Using where; Using join buffer (flat, BNL join)
+DROP TABLE t1,t2,t3;
+#
+# MDEV-10729: Server crashes in st_select_lex::set_explain_type
+#
+CREATE TABLE t1 (i1 INT, KEY(i1)) ENGINE=MyISAM;
+INSERT INTO t1 VALUES (4),(8);
+CREATE TABLE t2 (a2 INT, b2 INT, KEY(b2)) ENGINE=MyISAM;
+INSERT INTO t2 VALUES (8,7);
+CREATE TABLE t3 (i3 INT) ENGINE=MyISAM;
+INSERT INTO t3 VALUES (2),(6);
+SELECT * FROM t1, t2 WHERE a2 = i1 and b2 >= i1 AND i1 IN ( SELECT i3 FROM t3 )
+UNION
+SELECT * FROM t1, t2 WHERE a2 = i1 and b2 >= i1 AND i1 IN ( SELECT i3 FROM t3 )
+;
+i1	a2	b2
+DROP TABLE t1,t2,t3;