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diff --git a/mysql-test/suite/funcs_1/r/is_columns.result b/mysql-test/suite/funcs_1/r/is_columns.result
new file mode 100644
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+++ b/mysql-test/suite/funcs_1/r/is_columns.result
@@ -0,0 +1,510 @@
+SHOW TABLES FROM information_schema LIKE 'COLUMNS';
+Tables_in_information_schema (COLUMNS)
+COLUMNS
+#######################################################################
+# Testcase 3.2.1.1: INFORMATION_SCHEMA tables can be queried via SELECT
+#######################################################################
+DROP VIEW      IF EXISTS test.v1;
+DROP PROCEDURE IF EXISTS test.p1;
+DROP FUNCTION  IF EXISTS test.f1;
+CREATE VIEW test.v1 AS     SELECT * FROM information_schema.COLUMNS;
+CREATE PROCEDURE test.p1() SELECT * FROM information_schema.COLUMNS;
+CREATE FUNCTION test.f1() returns BIGINT
+BEGIN
+DECLARE counter BIGINT DEFAULT NULL;
+SELECT COUNT(*) INTO counter FROM information_schema.COLUMNS;
+RETURN counter;
+END//
+# Attention: The printing of the next result sets is disabled.
+SELECT * FROM information_schema.COLUMNS;
+SELECT * FROM test.v1;
+CALL test.p1;
+SELECT test.f1();
+DROP VIEW test.v1;
+DROP PROCEDURE test.p1;
+DROP FUNCTION test.f1;
+#########################################################################
+# Testcase 3.2.6.1: INFORMATION_SCHEMA.COLUMNS layout
+#########################################################################
+DESCRIBE          information_schema.COLUMNS;
+Field	Type	Null	Key	Default	Extra
+TABLE_CATALOG	varchar(512)	NO		NULL	
+TABLE_SCHEMA	varchar(64)	NO		NULL	
+TABLE_NAME	varchar(64)	NO		NULL	
+COLUMN_NAME	varchar(64)	NO		NULL	
+ORDINAL_POSITION	bigint(21) unsigned	NO		NULL	
+COLUMN_DEFAULT	longtext	YES		NULL	
+IS_NULLABLE	varchar(3)	NO		NULL	
+DATA_TYPE	varchar(64)	NO		NULL	
+CHARACTER_MAXIMUM_LENGTH	bigint(21) unsigned	YES		NULL	
+CHARACTER_OCTET_LENGTH	bigint(21) unsigned	YES		NULL	
+NUMERIC_PRECISION	bigint(21) unsigned	YES		NULL	
+NUMERIC_SCALE	bigint(21) unsigned	YES		NULL	
+DATETIME_PRECISION	bigint(21) unsigned	YES		NULL	
+CHARACTER_SET_NAME	varchar(32)	YES		NULL	
+COLLATION_NAME	varchar(64)	YES		NULL	
+COLUMN_TYPE	longtext	NO		NULL	
+COLUMN_KEY	varchar(3)	NO		NULL	
+EXTRA	varchar(80)	NO		NULL	
+PRIVILEGES	varchar(80)	NO		NULL	
+COLUMN_COMMENT	varchar(1024)	NO		NULL	
+IS_GENERATED	varchar(6)	NO		NULL	
+GENERATION_EXPRESSION	longtext	YES		NULL	
+SHOW CREATE TABLE information_schema.COLUMNS;
+Table	Create Table
+COLUMNS	CREATE TEMPORARY TABLE `COLUMNS` (
+  `TABLE_CATALOG` varchar(512) NOT NULL,
+  `TABLE_SCHEMA` varchar(64) NOT NULL,
+  `TABLE_NAME` varchar(64) NOT NULL,
+  `COLUMN_NAME` varchar(64) NOT NULL,
+  `ORDINAL_POSITION` bigint(21) unsigned NOT NULL,
+  `COLUMN_DEFAULT` longtext,
+  `IS_NULLABLE` varchar(3) NOT NULL,
+  `DATA_TYPE` varchar(64) NOT NULL,
+  `CHARACTER_MAXIMUM_LENGTH` bigint(21) unsigned,
+  `CHARACTER_OCTET_LENGTH` bigint(21) unsigned,
+  `NUMERIC_PRECISION` bigint(21) unsigned,
+  `NUMERIC_SCALE` bigint(21) unsigned,
+  `DATETIME_PRECISION` bigint(21) unsigned,
+  `CHARACTER_SET_NAME` varchar(32),
+  `COLLATION_NAME` varchar(64),
+  `COLUMN_TYPE` longtext NOT NULL,
+  `COLUMN_KEY` varchar(3) NOT NULL,
+  `EXTRA` varchar(80) NOT NULL,
+  `PRIVILEGES` varchar(80) NOT NULL,
+  `COLUMN_COMMENT` varchar(1024) NOT NULL,
+  `IS_GENERATED` varchar(6) NOT NULL,
+  `GENERATION_EXPRESSION` longtext
+)  DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_general_ci
+SHOW COLUMNS FROM information_schema.COLUMNS;
+Field	Type	Null	Key	Default	Extra
+TABLE_CATALOG	varchar(512)	NO		NULL	
+TABLE_SCHEMA	varchar(64)	NO		NULL	
+TABLE_NAME	varchar(64)	NO		NULL	
+COLUMN_NAME	varchar(64)	NO		NULL	
+ORDINAL_POSITION	bigint(21) unsigned	NO		NULL	
+COLUMN_DEFAULT	longtext	YES		NULL	
+IS_NULLABLE	varchar(3)	NO		NULL	
+DATA_TYPE	varchar(64)	NO		NULL	
+CHARACTER_MAXIMUM_LENGTH	bigint(21) unsigned	YES		NULL	
+CHARACTER_OCTET_LENGTH	bigint(21) unsigned	YES		NULL	
+NUMERIC_PRECISION	bigint(21) unsigned	YES		NULL	
+NUMERIC_SCALE	bigint(21) unsigned	YES		NULL	
+DATETIME_PRECISION	bigint(21) unsigned	YES		NULL	
+CHARACTER_SET_NAME	varchar(32)	YES		NULL	
+COLLATION_NAME	varchar(64)	YES		NULL	
+COLUMN_TYPE	longtext	NO		NULL	
+COLUMN_KEY	varchar(3)	NO		NULL	
+EXTRA	varchar(80)	NO		NULL	
+PRIVILEGES	varchar(80)	NO		NULL	
+COLUMN_COMMENT	varchar(1024)	NO		NULL	
+IS_GENERATED	varchar(6)	NO		NULL	
+GENERATION_EXPRESSION	longtext	YES		NULL	
+SELECT table_catalog, table_schema, table_name, column_name
+FROM information_schema.columns WHERE table_catalog IS NULL OR table_catalog <> 'def';
+table_catalog	table_schema	table_name	column_name
+Warnings:
+Warning	1286	Unknown storage engine 'InnoDB'
+Warning	1286	Unknown storage engine 'InnoDB'
+Warning	1286	Unknown storage engine 'InnoDB'
+###############################################################################
+# Testcase 3.2.6.2 + 3.2.6.3: INFORMATION_SCHEMA.COLUMNS accessible information
+###############################################################################
+DROP DATABASE IF EXISTS db_datadict;
+CREATE DATABASE db_datadict;
+DROP   USER 'testuser1'@'localhost';
+CREATE USER 'testuser1'@'localhost';
+DROP   USER 'testuser2'@'localhost';
+CREATE USER 'testuser2'@'localhost';
+CREATE TABLE db_datadict.t1
+(f1 CHAR(10), f2 TEXT, f3 DATE, f4 INT AUTO_INCREMENT,
+UNIQUE INDEX MUL_IDX(f1,f3), PRIMARY KEY (f4))
+ENGINE = <other_engine_type>;
+CREATE VIEW db_datadict.v1 AS SELECT 1 AS f1, 1 AS f2;
+GRANT SELECT(f1, f2) ON db_datadict.t1 TO 'testuser1'@'localhost';
+GRANT SELECT(f2)     ON db_datadict.v1 TO 'testuser1'@'localhost';
+CREATE TABLE db_datadict.t2
+(f1 CHAR(10), f2 TEXT, f3 DATE, f4 INT, PRIMARY KEY (f1,f4))
+ENGINE = <other_engine_type>;
+GRANT INSERT(f1, f2) ON db_datadict.t2 TO 'testuser2'@'localhost';
+SELECT * FROM information_schema.columns
+WHERE table_schema = 'db_datadict'
+ORDER BY table_schema, table_name, ordinal_position;
+TABLE_CATALOG	TABLE_SCHEMA	TABLE_NAME	COLUMN_NAME	ORDINAL_POSITION	COLUMN_DEFAULT	IS_NULLABLE	DATA_TYPE	CHARACTER_MAXIMUM_LENGTH	CHARACTER_OCTET_LENGTH	NUMERIC_PRECISION	NUMERIC_SCALE	DATETIME_PRECISION	CHARACTER_SET_NAME	COLLATION_NAME	COLUMN_TYPE	COLUMN_KEY	EXTRA	PRIVILEGES	COLUMN_COMMENT	IS_GENERATED	GENERATION_EXPRESSION
+def	db_datadict	t1	f1	1	NULL	YES	char	10	10	NULL	NULL	NULL	latin1	latin1_swedish_ci	char(10)	MUL		select,insert,update,references		NEVER	NULL
+def	db_datadict	t1	f2	2	NULL	YES	text	65535	65535	NULL	NULL	NULL	latin1	latin1_swedish_ci	text			select,insert,update,references		NEVER	NULL
+def	db_datadict	t1	f3	3	NULL	YES	date	NULL	NULL	NULL	NULL	NULL	NULL	NULL	date			select,insert,update,references		NEVER	NULL
+def	db_datadict	t1	f4	4	NULL	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(11)	PRI	auto_increment	select,insert,update,references		NEVER	NULL
+def	db_datadict	t2	f1	1	NULL	NO	char	10	10	NULL	NULL	NULL	latin1	latin1_swedish_ci	char(10)	PRI		select,insert,update,references		NEVER	NULL
+def	db_datadict	t2	f2	2	NULL	YES	text	65535	65535	NULL	NULL	NULL	latin1	latin1_swedish_ci	text			select,insert,update,references		NEVER	NULL
+def	db_datadict	t2	f3	3	NULL	YES	date	NULL	NULL	NULL	NULL	NULL	NULL	NULL	date			select,insert,update,references		NEVER	NULL
+def	db_datadict	t2	f4	4	NULL	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(11)	PRI		select,insert,update,references		NEVER	NULL
+def	db_datadict	v1	f1	1	0	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(1)			select,insert,update,references		NEVER	NULL
+def	db_datadict	v1	f2	2	0	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(1)			select,insert,update,references		NEVER	NULL
+SHOW COLUMNS FROM db_datadict.t1;
+Field	Type	Null	Key	Default	Extra
+f1	char(10)	YES	MUL	NULL	
+f2	text	YES		NULL	
+f3	date	YES		NULL	
+f4	int(11)	NO	PRI	NULL	auto_increment
+SHOW COLUMNS FROM db_datadict.t2;
+Field	Type	Null	Key	Default	Extra
+f1	char(10)	NO	PRI	NULL	
+f2	text	YES		NULL	
+f3	date	YES		NULL	
+f4	int(11)	NO	PRI	NULL	
+SHOW COLUMNS FROM db_datadict.v1;
+Field	Type	Null	Key	Default	Extra
+f1	int(1)	NO		0	
+f2	int(1)	NO		0	
+connect  testuser1, localhost, testuser1, , db_datadict;
+SELECT * FROM information_schema.columns
+WHERE table_schema = 'db_datadict'
+ORDER BY table_schema, table_name, ordinal_position;
+TABLE_CATALOG	TABLE_SCHEMA	TABLE_NAME	COLUMN_NAME	ORDINAL_POSITION	COLUMN_DEFAULT	IS_NULLABLE	DATA_TYPE	CHARACTER_MAXIMUM_LENGTH	CHARACTER_OCTET_LENGTH	NUMERIC_PRECISION	NUMERIC_SCALE	DATETIME_PRECISION	CHARACTER_SET_NAME	COLLATION_NAME	COLUMN_TYPE	COLUMN_KEY	EXTRA	PRIVILEGES	COLUMN_COMMENT	IS_GENERATED	GENERATION_EXPRESSION
+def	db_datadict	t1	f1	1	NULL	YES	char	10	10	NULL	NULL	NULL	latin1	latin1_swedish_ci	char(10)	MUL		select		NEVER	NULL
+def	db_datadict	t1	f2	2	NULL	YES	text	65535	65535	NULL	NULL	NULL	latin1	latin1_swedish_ci	text			select		NEVER	NULL
+def	db_datadict	v1	f2	2	0	NO	int	NULL	NULL	10	0	NULL	NULL	NULL	int(1)			select		NEVER	NULL
+SHOW COLUMNS FROM db_datadict.t1;
+Field	Type	Null	Key	Default	Extra
+f1	char(10)	YES	MUL	NULL	
+f2	text	YES		NULL	
+SHOW COLUMNS FROM db_datadict.t2;
+ERROR 42000: SELECT command denied to user 'testuser1'@'localhost' for table `db_datadict`.`t2`
+SHOW COLUMNS FROM db_datadict.v1;
+Field	Type	Null	Key	Default	Extra
+f2	int(1)	NO		0	
+connect  testuser2, localhost, testuser2, , db_datadict;
+SELECT * FROM information_schema.columns
+WHERE table_schema = 'db_datadict'
+ORDER BY table_schema, table_name, ordinal_position;
+TABLE_CATALOG	TABLE_SCHEMA	TABLE_NAME	COLUMN_NAME	ORDINAL_POSITION	COLUMN_DEFAULT	IS_NULLABLE	DATA_TYPE	CHARACTER_MAXIMUM_LENGTH	CHARACTER_OCTET_LENGTH	NUMERIC_PRECISION	NUMERIC_SCALE	DATETIME_PRECISION	CHARACTER_SET_NAME	COLLATION_NAME	COLUMN_TYPE	COLUMN_KEY	EXTRA	PRIVILEGES	COLUMN_COMMENT	IS_GENERATED	GENERATION_EXPRESSION
+def	db_datadict	t2	f1	1	NULL	NO	char	10	10	NULL	NULL	NULL	latin1	latin1_swedish_ci	char(10)	PRI		insert		NEVER	NULL
+def	db_datadict	t2	f2	2	NULL	YES	text	65535	65535	NULL	NULL	NULL	latin1	latin1_swedish_ci	text			insert		NEVER	NULL
+SHOW COLUMNS FROM db_datadict.t1;
+ERROR 42000: SELECT command denied to user 'testuser2'@'localhost' for table `db_datadict`.`t1`
+SHOW COLUMNS FROM db_datadict.t2;
+Field	Type	Null	Key	Default	Extra
+f1	char(10)	NO	PRI	NULL	
+f2	text	YES		NULL	
+SHOW COLUMNS FROM db_datadict.v1;
+ERROR 42000: SELECT command denied to user 'testuser2'@'localhost' for table `db_datadict`.`v1`
+connection default;
+disconnect testuser1;
+disconnect testuser2;
+DROP USER 'testuser1'@'localhost';
+DROP USER 'testuser2'@'localhost';
+DROP DATABASE IF EXISTS db_datadict;
+###############################################################################
+# Testcase 3.2.1.13+3.2.1.14+3.2.1.15: INFORMATION_SCHEMA.COLUMNS modifications
+###############################################################################
+DROP TABLE IF EXISTS test.t1_my_table;
+DROP DATABASE IF EXISTS db_datadict;
+CREATE DATABASE db_datadict;
+SELECT table_name FROM information_schema.columns
+WHERE table_name LIKE 't1_my_table%';
+table_name
+CREATE TABLE test.t1_my_table (f1 CHAR(12))
+DEFAULT CHARACTER SET latin1 COLLATE latin1_swedish_ci
+ENGINE = <engine_type>;
+SELECT * FROM information_schema.columns
+WHERE table_name = 't1_my_table';
+TABLE_CATALOG	def
+TABLE_SCHEMA	test
+TABLE_NAME	t1_my_table
+COLUMN_NAME	f1
+ORDINAL_POSITION	1
+COLUMN_DEFAULT	NULL
+IS_NULLABLE	YES
+DATA_TYPE	char
+CHARACTER_MAXIMUM_LENGTH	12
+CHARACTER_OCTET_LENGTH	12
+NUMERIC_PRECISION	NULL
+NUMERIC_SCALE	NULL
+DATETIME_PRECISION	NULL
+CHARACTER_SET_NAME	latin1
+COLLATION_NAME	latin1_swedish_ci
+COLUMN_TYPE	char(12)
+COLUMN_KEY	
+EXTRA	
+PRIVILEGES	select,insert,update,references
+COLUMN_COMMENT	
+IS_GENERATED	NEVER
+GENERATION_EXPRESSION	NULL
+SELECT table_name FROM information_schema.columns
+WHERE table_name LIKE 't1_my_table%';
+table_name
+t1_my_table
+RENAME TABLE test.t1_my_table TO test.t1_my_tablex;
+SELECT table_name FROM information_schema.columns
+WHERE table_name LIKE 't1_my_table%';
+table_name
+t1_my_tablex
+SELECT table_schema,table_name FROM information_schema.columns
+WHERE table_name = 't1_my_tablex';
+table_schema	table_name
+test	t1_my_tablex
+RENAME TABLE test.t1_my_tablex TO db_datadict.t1_my_tablex;
+SELECT table_schema,table_name FROM information_schema.columns
+WHERE table_name = 't1_my_tablex';
+table_schema	table_name
+db_datadict	t1_my_tablex
+SELECT table_name, column_name FROM information_schema.columns
+WHERE table_name = 't1_my_tablex';
+table_name	column_name
+t1_my_tablex	f1
+ALTER TABLE db_datadict.t1_my_tablex CHANGE COLUMN f1 first_col CHAR(12);
+SELECT table_name, column_name FROM information_schema.columns
+WHERE table_name = 't1_my_tablex';
+table_name	column_name
+t1_my_tablex	first_col
+SELECT table_name, column_name, character_maximum_length,
+character_octet_length, column_type
+FROM information_schema.columns
+WHERE table_name = 't1_my_tablex';
+table_name	column_name	character_maximum_length	character_octet_length	column_type
+t1_my_tablex	first_col	12	12	char(12)
+ALTER TABLE db_datadict.t1_my_tablex
+MODIFY COLUMN first_col CHAR(20);
+SELECT table_name, column_name, character_maximum_length,
+character_octet_length, column_type
+FROM information_schema.columns
+WHERE table_name = 't1_my_tablex';
+table_name	column_name	character_maximum_length	character_octet_length	column_type
+t1_my_tablex	first_col	20	20	char(20)
+SELECT table_name, column_name, character_maximum_length,
+character_octet_length, column_type
+FROM information_schema.columns
+WHERE table_name = 't1_my_tablex';
+table_name	column_name	character_maximum_length	character_octet_length	column_type
+t1_my_tablex	first_col	20	20	char(20)
+ALTER TABLE db_datadict.t1_my_tablex
+MODIFY COLUMN first_col VARCHAR(20);
+SELECT table_name, column_name, character_maximum_length,
+character_octet_length, column_type
+FROM information_schema.columns
+WHERE table_name = 't1_my_tablex';
+table_name	column_name	character_maximum_length	character_octet_length	column_type
+t1_my_tablex	first_col	20	20	varchar(20)
+SELECT table_name, column_name, column_default
+FROM information_schema.columns
+WHERE table_name = 't1_my_tablex';
+table_name	column_name	column_default
+t1_my_tablex	first_col	NULL
+ALTER TABLE db_datadict.t1_my_tablex
+MODIFY COLUMN first_col CHAR(10) DEFAULT 'hello';
+SELECT table_name, column_name, column_default
+FROM information_schema.columns
+WHERE table_name = 't1_my_tablex';
+table_name	column_name	column_default
+t1_my_tablex	first_col	'hello'
+SELECT table_name, column_name, is_nullable
+FROM information_schema.columns
+WHERE table_name = 't1_my_tablex';
+table_name	column_name	is_nullable
+t1_my_tablex	first_col	YES
+ALTER TABLE db_datadict.t1_my_tablex
+MODIFY COLUMN first_col CHAR(10) NOT NULL;
+SELECT table_name, column_name, is_nullable
+FROM information_schema.columns
+WHERE table_name = 't1_my_tablex';
+table_name	column_name	is_nullable
+t1_my_tablex	first_col	NO
+SELECT table_name, column_name, collation_name
+FROM information_schema.columns
+WHERE table_name = 't1_my_tablex';
+table_name	column_name	collation_name
+t1_my_tablex	first_col	latin1_swedish_ci
+ALTER TABLE db_datadict.t1_my_tablex
+MODIFY COLUMN first_col CHAR(10) COLLATE 'latin1_general_cs';
+SELECT table_name, column_name, collation_name
+FROM information_schema.columns
+WHERE table_name = 't1_my_tablex';
+table_name	column_name	collation_name
+t1_my_tablex	first_col	latin1_general_cs
+SELECT table_name, column_name, character_maximum_length,
+character_octet_length, character_set_name
+FROM information_schema.columns
+WHERE table_name = 't1_my_tablex';
+table_name	column_name	character_maximum_length	character_octet_length	character_set_name
+t1_my_tablex	first_col	10	10	latin1
+ALTER TABLE db_datadict.t1_my_tablex
+MODIFY COLUMN first_col CHAR(10) CHARACTER SET utf8;
+SELECT table_name, column_name, character_maximum_length,
+character_octet_length, character_set_name
+FROM information_schema.columns
+WHERE table_name = 't1_my_tablex';
+table_name	column_name	character_maximum_length	character_octet_length	character_set_name
+t1_my_tablex	first_col	10	30	utf8mb3
+SELECT table_name, column_name, column_comment
+FROM information_schema.columns
+WHERE table_name = 't1_my_tablex';
+table_name	column_name	column_comment
+t1_my_tablex	first_col	
+ALTER TABLE db_datadict.t1_my_tablex
+MODIFY COLUMN first_col CHAR(10) COMMENT 'Hello';
+SELECT table_name, column_name, column_comment
+FROM information_schema.columns
+WHERE table_name = 't1_my_tablex';
+table_name	column_name	column_comment
+t1_my_tablex	first_col	Hello
+SELECT table_name, column_name
+FROM information_schema.columns
+WHERE table_name = 't1_my_tablex';
+table_name	column_name
+t1_my_tablex	first_col
+ALTER TABLE db_datadict.t1_my_tablex
+ADD COLUMN second_col CHAR(10);
+SELECT table_name, column_name
+FROM information_schema.columns
+WHERE table_name = 't1_my_tablex';
+table_name	column_name
+t1_my_tablex	first_col
+t1_my_tablex	second_col
+SELECT table_name, column_name, ordinal_position
+FROM information_schema.columns
+WHERE table_name = 't1_my_tablex'
+ORDER BY table_name, column_name;
+table_name	column_name	ordinal_position
+t1_my_tablex	first_col	1
+t1_my_tablex	second_col	2
+ALTER TABLE db_datadict.t1_my_tablex
+MODIFY COLUMN second_col CHAR(10) FIRST;
+SELECT table_name, column_name, ordinal_position
+FROM information_schema.columns
+WHERE table_name = 't1_my_tablex'
+ORDER BY table_name, column_name;
+table_name	column_name	ordinal_position
+t1_my_tablex	first_col	2
+t1_my_tablex	second_col	1
+SELECT table_name, column_name
+FROM information_schema.columns
+WHERE table_name = 't1_my_tablex';
+table_name	column_name
+t1_my_tablex	second_col
+t1_my_tablex	first_col
+ALTER TABLE db_datadict.t1_my_tablex
+DROP COLUMN first_col;
+SELECT table_name, column_name
+FROM information_schema.columns
+WHERE table_name = 't1_my_tablex';
+table_name	column_name
+t1_my_tablex	second_col
+SELECT table_name, column_name, column_key
+FROM information_schema.columns
+WHERE table_name = 't1_my_tablex';
+table_name	column_name	column_key
+t1_my_tablex	second_col	
+ALTER TABLE db_datadict.t1_my_tablex
+ADD UNIQUE INDEX IDX(second_col);
+SELECT table_name, column_name, column_key
+FROM information_schema.columns
+WHERE table_name = 't1_my_tablex';
+table_name	column_name	column_key
+t1_my_tablex	second_col	UNI
+SELECT table_name, column_name
+FROM information_schema.columns
+WHERE table_name = 't1_my_tablex';
+table_name	column_name
+t1_my_tablex	second_col
+DROP TABLE db_datadict.t1_my_tablex;
+SELECT table_name, column_name
+FROM information_schema.columns
+WHERE table_name = 't1_my_tablex';
+table_name	column_name
+CREATE VIEW test.t1_my_tablex
+AS SELECT 1 AS "col1", 'A' collate latin1_german1_ci AS "col2";
+SELECT * FROM information_schema.columns
+WHERE table_name = 't1_my_tablex'
+ORDER BY table_name, column_name;
+TABLE_CATALOG	def
+TABLE_SCHEMA	test
+TABLE_NAME	t1_my_tablex
+COLUMN_NAME	col1
+ORDINAL_POSITION	1
+COLUMN_DEFAULT	0
+IS_NULLABLE	NO
+DATA_TYPE	int
+CHARACTER_MAXIMUM_LENGTH	NULL
+CHARACTER_OCTET_LENGTH	NULL
+NUMERIC_PRECISION	10
+NUMERIC_SCALE	0
+DATETIME_PRECISION	NULL
+CHARACTER_SET_NAME	NULL
+COLLATION_NAME	NULL
+COLUMN_TYPE	int(1)
+COLUMN_KEY	
+EXTRA	
+PRIVILEGES	select,insert,update,references
+COLUMN_COMMENT	
+IS_GENERATED	NEVER
+GENERATION_EXPRESSION	NULL
+TABLE_CATALOG	def
+TABLE_SCHEMA	test
+TABLE_NAME	t1_my_tablex
+COLUMN_NAME	col2
+ORDINAL_POSITION	2
+COLUMN_DEFAULT	NULL
+IS_NULLABLE	YES
+DATA_TYPE	varchar
+CHARACTER_MAXIMUM_LENGTH	1
+CHARACTER_OCTET_LENGTH	1
+NUMERIC_PRECISION	NULL
+NUMERIC_SCALE	NULL
+DATETIME_PRECISION	NULL
+CHARACTER_SET_NAME	latin1
+COLLATION_NAME	latin1_german1_ci
+COLUMN_TYPE	varchar(1)
+COLUMN_KEY	
+EXTRA	
+PRIVILEGES	select,insert,update,references
+COLUMN_COMMENT	
+IS_GENERATED	NEVER
+GENERATION_EXPRESSION	NULL
+DROP VIEW test.t1_my_tablex;
+SELECT table_name FROM information_schema.columns
+WHERE table_name = 't1_my_tablex';
+table_name
+CREATE TABLE db_datadict.t1_my_tablex
+ENGINE = <engine_type> AS
+SELECT 1;
+SELECT table_name FROM information_schema.columns
+WHERE table_name = 't1_my_tablex';
+table_name
+t1_my_tablex
+DROP DATABASE db_datadict;
+SELECT table_name FROM information_schema.columns
+WHERE table_name = 't1_my_tablex';
+table_name
+########################################################################
+# Testcases 3.2.1.3-3.2.1.5 + 3.2.1.8-3.2.1.12: INSERT/UPDATE/DELETE and
+#           DDL on INFORMATION_SCHEMA table are not supported
+########################################################################
+DROP DATABASE IF EXISTS db_datadict;
+DROP TABLE IF EXISTS test.t1;
+CREATE DATABASE db_datadict;
+CREATE TABLE test.t1 (f1 BIGINT);
+INSERT INTO information_schema.columns (table_schema,table_name,column_name)
+VALUES('test','t1', 'f2');
+ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'
+INSERT INTO information_schema.columns (table_schema,table_name,column_name)
+VALUES('test','t2', 'f1');
+ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'
+UPDATE information_schema.columns SET table_name = 't4' WHERE table_name = 't1';
+ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'
+DELETE FROM information_schema.columns WHERE table_name = 't1';
+ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'
+TRUNCATE information_schema.columns;
+ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'
+CREATE INDEX i3 ON information_schema.columns(table_name);
+ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'
+ALTER TABLE information_schema.columns ADD f1 INT;
+ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'
+DROP TABLE information_schema.columns;
+ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'
+ALTER TABLE information_schema.columns RENAME db_datadict.columns;
+ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'
+ALTER TABLE information_schema.columns RENAME information_schema.xcolumns;
+ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'
+DROP TABLE test.t1;
+DROP DATABASE db_datadict;