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Current File : /www/server/mysql/src/mysql-test/suite/perfschema/r/table_name.result
#
# TEST 1: Normal tables prefixed with "#sql" and "sql".
#
USE test;
CREATE TABLE `#sql_1` (a int, b text);
INSERT INTO `#sql_1` VALUES(1,'one');

CREATE TABLE `sql_1` (a int, b text);
INSERT INTO `sql_1` VALUES(1,'one');

# Verify that the tables are treated as normal tables .

SELECT object_type, object_schema, object_name
FROM performance_schema.objects_summary_global_by_type
WHERE object_schema="test"
ORDER BY object_name;
object_type	object_schema	object_name
TABLE	test	#sql_1
TABLE	test	sql_1

# Drop the tables, verify that the table objects are removed.

DROP TABLE `#sql_1`;
DROP TABLE `sql_1`;

SELECT object_type, object_schema, object_name
FROM performance_schema.objects_summary_global_by_type
WHERE object_schema="test"
ORDER BY object_name;
object_type	object_schema	object_name

#
# TEST 2: Temporary tables, no special prefix.
#
CREATE TEMPORARY TABLE sql_temp2_myisam (a int, b text) ENGINE=MYISAM;
INSERT INTO sql_temp2_myisam VALUES(1,'one');

CREATE TEMPORARY TABLE sql_temp2_innodb (a int, b text) ENGINE=INNODB;
INSERT INTO sql_temp2_innodb VALUES(1,'one');

# Confirm that the temporary tables are ignored.

SELECT object_type, object_schema, object_name
FROM performance_schema.objects_summary_global_by_type
WHERE object_schema="test"
ORDER BY object_name;
object_type	object_schema	object_name

# Drop the tables, verify that the table objects are not created.

DROP TABLE sql_temp2_myisam;
DROP TABLE sql_temp2_innodb;

SELECT object_type, object_schema, object_name
FROM performance_schema.objects_summary_global_by_type
WHERE object_schema="test"
ORDER BY object_name;
object_type	object_schema	object_name

#
# TEST 3: Temporary tables with the "#sql" prefix.
#
CREATE TEMPORARY TABLE `#sql_temp3_myisam` (a int, b text) ENGINE=MYISAM;
CHECK TABLE `#sql_temp3_myisam`;
Table	Op	Msg_type	Msg_text
test.#sql_temp3_myisam	check	status	OK
INSERT INTO `#sql_temp3_myisam` VALUES(1,'one');

CREATE TEMPORARY TABLE `#sql_temp3_innodb` (a int, b text) ENGINE=INNODB;
CHECK TABLE `#sql_temp3_innodb`;
Table	Op	Msg_type	Msg_text
test.#sql_temp3_innodb	check	status	OK
INSERT INTO `#sql_temp3_innodb` VALUES(1,'one');

# Confirm that the temporary tables are ignored.

SELECT object_type, object_schema, object_name
FROM performance_schema.objects_summary_global_by_type
WHERE object_schema="test"
ORDER BY object_name;
object_type	object_schema	object_name

# Drop the temporary tables.

DROP TABLE `#sql_temp3_myisam`;
DROP TABLE `#sql_temp3_innodb`;

# Confirm that the temporary tables are still ignored.

SELECT object_type, object_schema, object_name
FROM performance_schema.objects_summary_global_by_type
WHERE object_schema="test"
ORDER BY object_name;
object_type	object_schema	object_name

#
# TEST 4: Special case: MyISAM temporary tables are recreated as non-temporary
#         when they are truncated.
#
CREATE TEMPORARY TABLE `sql_temp4_myisam` (a int, b text) ENGINE=MYISAM;
INSERT INTO `sql_temp4_myisam` VALUES(1,'one');

CREATE TEMPORARY TABLE `#sql_temp4_myisam` (a int, b text) ENGINE=MYISAM;
INSERT INTO `#sql_temp4_myisam` VALUES(1,'one');

# Confirm that the MyISAM temporary tables are ignored.

SELECT object_type, object_schema, object_name
FROM performance_schema.objects_summary_global_by_type
WHERE object_schema="test"
ORDER BY object_name;
object_type	object_schema	object_name

# Truncate the MyISAM temporary tables, forcing them to be recreated as non-temporary.

TRUNCATE TABLE `sql_temp4_myisam`;
TRUNCATE TABLE `#sql_temp4_myisam`;

# Confirm that the recreated MyISAM tables are still regarded as temporary and ignored.

SELECT object_type, object_schema, object_name
FROM performance_schema.objects_summary_global_by_type
WHERE object_schema="test"
ORDER BY object_name;
object_type	object_schema	object_name

# Drop the recreated MyISAM tables;

DROP TABLE `sql_temp4_myisam`;
DROP TABLE `#sql_temp4_myisam`;

# Confirm that the recreated temporary tables are still ignored.

SELECT object_type, object_schema, object_name
FROM performance_schema.objects_summary_global_by_type
WHERE object_schema="test"
ORDER BY object_name;
object_type	object_schema	object_name

#
# TEST 5: Generate temporary tables with ALTER MyISAM table.
#
USE test;
CREATE TABLE t1 (a int) ENGINE=MYISAM;
INSERT INTO t1 VALUES (1), (2), (3);
ALTER TABLE t1 ADD COLUMN (b int);

# Confirm that the recreated temporary tables are still ignored.

SELECT object_type, object_schema, object_name
FROM performance_schema.objects_summary_global_by_type
WHERE object_schema="test"
ORDER BY object_name;
object_type	object_schema	object_name

# Drop the MyISAM table

DROP TABLE t1;

# Confirm that no tables remain;

SELECT object_type, object_schema, object_name
FROM performance_schema.objects_summary_global_by_type
WHERE object_schema="test"
ORDER BY object_name;
object_type	object_schema	object_name

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