Merge branch '10.2' into 10.3

mysql-test/suite/funcs_1/r/is_check_constraints.result

@@ -1,144 +1,147 @@
 #
 # MDEV-14474: Create INFORMATION_SCHEMA.CHECK_CONSTRAINTS
 #
-set check_constraint_checks=1;
-use test;
-create table t0
+CREATE user boo1;
+GRANT select,create,alter,drop on foo.* to boo1;
+SHOW GRANTS for boo1;
+Grants for boo1@%
+GRANT USAGE ON *.* TO 'boo1'@'%'
+GRANT SELECT, CREATE, DROP, ALTER ON `foo`.* TO 'boo1'@'%'
+CREATE user boo2;
+create database foo;
+CONNECT con1,localhost, boo1,, foo;
+SET check_constraint_checks=1;
+CREATE TABLE t0
 (
 t int, check (t>32) # table constraint
 ) ENGINE=myisam;
-SELECT * from information_schema.check_constraints order by check_clause;
-CONSTRAINT_CATALOG	def
-CONSTRAINT_SCHEMA	test
-CONSTRAINT_NAME	CONSTRAINT_1
-TABLE_NAME	t0
-CHECK_CLAUSE	`t` > 32
+SELECT * from information_schema.check_constraints;
+CONSTRAINT_CATALOG	CONSTRAINT_SCHEMA	TABLE_NAME	CONSTRAINT_NAME	CHECK_CLAUSE
+def	foo	t0	CONSTRAINT_1	`t` > 32
 ALTER TABLE t0
 ADD CONSTRAINT CHK_t0_t CHECK(t<100);
-SELECT * from information_schema.check_constraints order by check_clause;
-CONSTRAINT_CATALOG	def
-CONSTRAINT_SCHEMA	test
-CONSTRAINT_NAME	CHK_t0_t
-TABLE_NAME	t0
-CHECK_CLAUSE	`t` < 100
-CONSTRAINT_CATALOG	def
-CONSTRAINT_SCHEMA	test
-CONSTRAINT_NAME	CONSTRAINT_1
-TABLE_NAME	t0
-CHECK_CLAUSE	`t` > 32
+SELECT * from information_schema.check_constraints;
+CONSTRAINT_CATALOG	CONSTRAINT_SCHEMA	TABLE_NAME	CONSTRAINT_NAME	CHECK_CLAUSE
+def	foo	t0	CHK_t0_t	`t` < 100
+def	foo	t0	CONSTRAINT_1	`t` > 32
 ALTER TABLE t0
 DROP CONSTRAINT CHK_t0_t;
-SELECT * from information_schema.check_constraints order by check_clause;
-CONSTRAINT_CATALOG	def
-CONSTRAINT_SCHEMA	test
-CONSTRAINT_NAME	CONSTRAINT_1
-TABLE_NAME	t0
-CHECK_CLAUSE	`t` > 32
+SELECT * from information_schema.check_constraints;
+CONSTRAINT_CATALOG	CONSTRAINT_SCHEMA	TABLE_NAME	CONSTRAINT_NAME	CHECK_CLAUSE
+def	foo	t0	CONSTRAINT_1	`t` > 32
+ALTER TABLE t0
+ADD CONSTRAINT CHECK(t<50);
+SELECT * from information_schema.check_constraints;
+CONSTRAINT_CATALOG	CONSTRAINT_SCHEMA	TABLE_NAME	CONSTRAINT_NAME	CHECK_CLAUSE
+def	foo	t0	CONSTRAINT_1	`t` > 32
+def	foo	t0	CONSTRAINT_2	`t` < 50
 CREATE TABLE t1
 ( t int CHECK(t>2), # field constraint
-tt int, CONSTRAINT CHK_tt CHECK(tt<100) # table constraint
+tt int,
+CONSTRAINT CHECK (tt > 32), CONSTRAINT CHECK (tt <50),# autogenerated names table constraints
+CONSTRAINT CHK_tt CHECK(tt<100) # named table constraint
 ) ENGINE=InnoDB;
-SELECT * from information_schema.check_constraints order by check_clause;
-CONSTRAINT_CATALOG	def
-CONSTRAINT_SCHEMA	test
-CONSTRAINT_NAME	CHK_tt
-TABLE_NAME	t1
-CHECK_CLAUSE	`tt` < 100
-CONSTRAINT_CATALOG	def
-CONSTRAINT_SCHEMA	test
-CONSTRAINT_NAME	t
-TABLE_NAME	t1
-CHECK_CLAUSE	`t` > 2
-CONSTRAINT_CATALOG	def
-CONSTRAINT_SCHEMA	test
-CONSTRAINT_NAME	CONSTRAINT_1
-TABLE_NAME	t0
-CHECK_CLAUSE	`t` > 32
+SELECT * from information_schema.check_constraints;
+CONSTRAINT_CATALOG	CONSTRAINT_SCHEMA	TABLE_NAME	CONSTRAINT_NAME	CHECK_CLAUSE
+def	foo	t0	CONSTRAINT_1	`t` > 32
+def	foo	t0	CONSTRAINT_2	`t` < 50
+def	foo	t1	CHK_tt	`tt` < 100
+def	foo	t1	CONSTRAINT_1	`tt` > 32
+def	foo	t1	CONSTRAINT_2	`tt` < 50
+def	foo	t1	t	`t` > 2
 ALTER TABLE t1
 DROP CONSTRAINT CHK_tt;
-SELECT * from information_schema.check_constraints order by check_clause;
-CONSTRAINT_CATALOG	def
-CONSTRAINT_SCHEMA	test
-CONSTRAINT_NAME	t
-TABLE_NAME	t1
-CHECK_CLAUSE	`t` > 2
-CONSTRAINT_CATALOG	def
-CONSTRAINT_SCHEMA	test
-CONSTRAINT_NAME	CONSTRAINT_1
-TABLE_NAME	t0
-CHECK_CLAUSE	`t` > 32
-create table t2
+SELECT * from information_schema.check_constraints;
+CONSTRAINT_CATALOG	CONSTRAINT_SCHEMA	TABLE_NAME	CONSTRAINT_NAME	CHECK_CLAUSE
+def	foo	t0	CONSTRAINT_1	`t` > 32
+def	foo	t0	CONSTRAINT_2	`t` < 50
+def	foo	t1	CONSTRAINT_1	`tt` > 32
+def	foo	t1	CONSTRAINT_2	`tt` < 50
+def	foo	t1	t	`t` > 2
+CREATE TABLE t2
 (
 name VARCHAR(30) CHECK(CHAR_LENGTH(name)>2), #field constraint
 start_date DATE,
 end_date DATE,
 CONSTRAINT CHK_dates CHECK(start_date IS NULL) #table constraint
 )ENGINE=Innodb;
-SELECT * from information_schema.check_constraints order by check_clause;
-CONSTRAINT_CATALOG	def
-CONSTRAINT_SCHEMA	test
-CONSTRAINT_NAME	name
-TABLE_NAME	t2
-CHECK_CLAUSE	char_length(`name`) > 2
-CONSTRAINT_CATALOG	def
-CONSTRAINT_SCHEMA	test
-CONSTRAINT_NAME	CHK_dates
-TABLE_NAME	t2
-CHECK_CLAUSE	`start_date` is null
-CONSTRAINT_CATALOG	def
-CONSTRAINT_SCHEMA	test
-CONSTRAINT_NAME	t
-TABLE_NAME	t1
-CHECK_CLAUSE	`t` > 2
-CONSTRAINT_CATALOG	def
-CONSTRAINT_SCHEMA	test
-CONSTRAINT_NAME	CONSTRAINT_1
-TABLE_NAME	t0
-CHECK_CLAUSE	`t` > 32
+SELECT * from information_schema.check_constraints;
+CONSTRAINT_CATALOG	CONSTRAINT_SCHEMA	TABLE_NAME	CONSTRAINT_NAME	CHECK_CLAUSE
+def	foo	t0	CONSTRAINT_1	`t` > 32
+def	foo	t0	CONSTRAINT_2	`t` < 50
+def	foo	t1	CONSTRAINT_1	`tt` > 32
+def	foo	t1	CONSTRAINT_2	`tt` < 50
+def	foo	t1	t	`t` > 2
+def	foo	t2	CHK_dates	`start_date` is null
+def	foo	t2	name	char_length(`name`) > 2
 ALTER TABLE t1
 ADD CONSTRAINT CHK_new_ CHECK(t>tt);
-SELECT * from information_schema.check_constraints order by check_clause;
-CONSTRAINT_CATALOG	def
-CONSTRAINT_SCHEMA	test
-CONSTRAINT_NAME	name
-TABLE_NAME	t2
-CHECK_CLAUSE	char_length(`name`) > 2
-CONSTRAINT_CATALOG	def
-CONSTRAINT_SCHEMA	test
-CONSTRAINT_NAME	CHK_dates
-TABLE_NAME	t2
-CHECK_CLAUSE	`start_date` is null
-CONSTRAINT_CATALOG	def
-CONSTRAINT_SCHEMA	test
-CONSTRAINT_NAME	t
-TABLE_NAME	t1
-CHECK_CLAUSE	`t` > 2
-CONSTRAINT_CATALOG	def
-CONSTRAINT_SCHEMA	test
-CONSTRAINT_NAME	CONSTRAINT_1
-TABLE_NAME	t0
-CHECK_CLAUSE	`t` > 32
-CONSTRAINT_CATALOG	def
-CONSTRAINT_SCHEMA	test
-CONSTRAINT_NAME	CHK_new_
-TABLE_NAME	t1
-CHECK_CLAUSE	`t` > `tt`
-create table t3
+SELECT * from information_schema.check_constraints;
+CONSTRAINT_CATALOG	CONSTRAINT_SCHEMA	TABLE_NAME	CONSTRAINT_NAME	CHECK_CLAUSE
+def	foo	t0	CONSTRAINT_1	`t` > 32
+def	foo	t0	CONSTRAINT_2	`t` < 50
+def	foo	t1	CHK_new_	`t` > `tt`
+def	foo	t1	CONSTRAINT_1	`tt` > 32
+def	foo	t1	CONSTRAINT_2	`tt` < 50
+def	foo	t1	t	`t` > 2
+def	foo	t2	CHK_dates	`start_date` is null
+def	foo	t2	name	char_length(`name`) > 2
+CREATE TABLE t3
 (
 a int,
 b int check (b>0), # field constraint named 'b'
 CONSTRAINT b check (b>10) # table constraint
 ) ENGINE=InnoDB;
-select * from information_schema.check_constraints order by check_clause;
-CONSTRAINT_CATALOG	CONSTRAINT_SCHEMA	CONSTRAINT_NAME	TABLE_NAME	CHECK_CLAUSE
-def	test	name	t2	char_length(`name`) > 2
-def	test	b	t3	`b` > 0
-def	test	b	t3	`b` > 10
-def	test	CHK_dates	t2	`start_date` is null
-def	test	t	t1	`t` > 2
-def	test	CONSTRAINT_1	t0	`t` > 32
-def	test	CHK_new_	t1	`t` > `tt`
-drop table t0;
-drop table t1;
-drop table t2;
-drop table t3;
+SELECT * from information_schema.check_constraints;
+CONSTRAINT_CATALOG	CONSTRAINT_SCHEMA	TABLE_NAME	CONSTRAINT_NAME	CHECK_CLAUSE
+def	foo	t0	CONSTRAINT_1	`t` > 32
+def	foo	t0	CONSTRAINT_2	`t` < 50
+def	foo	t1	CHK_new_	`t` > `tt`
+def	foo	t1	CONSTRAINT_1	`tt` > 32
+def	foo	t1	CONSTRAINT_2	`tt` < 50
+def	foo	t1	t	`t` > 2
+def	foo	t2	CHK_dates	`start_date` is null
+def	foo	t2	name	char_length(`name`) > 2
+def	foo	t3	b	`b` > 0
+def	foo	t3	b	`b` > 10
+disconnect con1;
+CONNECT con2, localhost, boo2,, test;
+SELECT * from information_schema.check_constraints;
+CONSTRAINT_CATALOG	CONSTRAINT_SCHEMA	TABLE_NAME	CONSTRAINT_NAME	CHECK_CLAUSE
+disconnect con2;
+CONNECT con1, localhost, boo1,,foo;
+DROP TABLE t0;
+DROP TABLE t1;
+DROP TABLE t2;
+DROP TABLE t3;
+DROP DATABASE foo;
+disconnect con1;
+connection default;
+DROP USER boo1;
+DROP USER boo2;
+#
+# MDEV-18440: Information_schema.check_constraints possible data leak
+#
+CREATE USER foo;
+CREATE DATABASE db;
+USE db;
+CREATE TABLE t1 (a int, b int, CONSTRAINT CHECK (b > 0));
+INSERT INTO t1 VALUES (1, 2), (2, 3);
+GRANT SELECT (a) ON t1 TO foo;
+SHOW GRANTS FOR foo;
+Grants for foo@%
+GRANT USAGE ON *.* TO 'foo'@'%'
+GRANT SELECT (a) ON `db`.`t1` TO 'foo'@'%'
+SELECT * FROM information_schema.check_constraints;
+CONSTRAINT_CATALOG	CONSTRAINT_SCHEMA	TABLE_NAME	CONSTRAINT_NAME	CHECK_CLAUSE
+def	db	t1	CONSTRAINT_1	`b` > 0
+CONNECT con1,localhost, foo,, db;
+SELECT a FROM t1;
+a
+1
+2
+SELECT * FROM information_schema.check_constraints;
+CONSTRAINT_CATALOG	CONSTRAINT_SCHEMA	TABLE_NAME	CONSTRAINT_NAME	CHECK_CLAUSE
+connection default;
+DROP USER foo;
+DROP DATABASE db;