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#
# WL7943 Implement INFORMATION_SCHEMA.FILES
#
SET default_storage_engine=InnoDB;
CREATE TABLE t1 (a serial, b text, c text);
==I_S.FILES== ==I_S.FILES==
FILE_ID 0
TABLESPACE_NAME innodb_system
FILE_NAME MYSQLD_DATADIR/ibdata1
FILE_TYPE TABLESPACE
STATUS NORMAL
ENGINE InnoDB
EXTENT_SIZE 1048576
MAXIMUM_SIZE NULL
AUTOEXTEND_SIZE 67108864
==I_S.FILES== ==I_S.FILES==
FILE_ID 1
TABLESPACE_NAME innodb_undo001
FILE_NAME MYSQLD_DATADIR//undo001
FILE_TYPE UNDO LOG
STATUS NORMAL
ENGINE InnoDB
EXTENT_SIZE 1048576
MAXIMUM_SIZE NULL
==I_S.FILES== ==I_S.FILES==
FILE_ID 2
TABLESPACE_NAME innodb_undo002
FILE_NAME MYSQLD_DATADIR//undo002
FILE_TYPE UNDO LOG
STATUS NORMAL
ENGINE InnoDB
EXTENT_SIZE 1048576
MAXIMUM_SIZE NULL
==I_S.FILES== ==I_S.FILES==
TABLESPACE_NAME innodb_temporary
FILE_NAME MYSQLD_DATADIR/ibtmp1
FILE_TYPE TEMPORARY
STATUS NORMAL
ENGINE InnoDB
EXTENT_SIZE 1048576
INITIAL_SIZE 12582912
MAXIMUM_SIZE NULL
AUTOEXTEND_SIZE 67108864
==I_S.FILES== ==I_S.FILES==
TABLESPACE_NAME innodb_file_per_table_##
FILE_NAME MYSQLD_DATADIR/test/t1.ibd
FILE_TYPE TABLESPACE
STATUS NORMAL
ENGINE InnoDB
DATA_FREE 0
FREE_EXTENTS 0
TOTAL_EXTENTS 0
EXTENT_SIZE 1048576
INITIAL_SIZE 65536
MAXIMUM_SIZE NULL
AUTOEXTEND_SIZE 1048576
#
# Populate t1 with about 3MB of data
#
CREATE PROCEDURE populate_t1()
BEGIN
DECLARE i INT DEFAULT 1;
while (i <= 6000) DO
INSERT INTO t1 (b,c) VALUES (repeat('b', 250), repeat('c', 250));
SET i = i + 1;
END WHILE;
END |
BEGIN;
CALL populate_t1();
FLUSH TABLE t1;
==I_S.FILES== ==I_S.FILES==
TABLESPACE_NAME innodb_file_per_table_##
FILE_NAME MYSQLD_DATADIR/test/t1.ibd
FILE_TYPE TABLESPACE
STATUS NORMAL
ENGINE InnoDB
DATA_FREE 4194304
FREE_EXTENTS 2
TOTAL_EXTENTS 11
EXTENT_SIZE 1048576
INITIAL_SIZE 65536
MAXIMUM_SIZE NULL
AUTOEXTEND_SIZE 1048576
#
# Populate t1 with another 3MB of data
#
CALL populate_t1();
FLUSH TABLE t1;
==I_S.FILES== ==I_S.FILES==
TABLESPACE_NAME innodb_file_per_table_##
FILE_NAME MYSQLD_DATADIR/test/t1.ibd
FILE_TYPE TABLESPACE
STATUS NORMAL
ENGINE InnoDB
DATA_FREE 4194304
FREE_EXTENTS 2
TOTAL_EXTENTS 15
EXTENT_SIZE 1048576
INITIAL_SIZE 65536
MAXIMUM_SIZE NULL
AUTOEXTEND_SIZE 1048576
#
# Delete the half of the records.
#
DELETE FROM t1 WHERE a % 2 = 1;
FLUSH TABLE t1;
==I_S.FILES== ==I_S.FILES==
TABLESPACE_NAME innodb_file_per_table_##
FILE_NAME MYSQLD_DATADIR/test/t1.ibd
FILE_TYPE TABLESPACE
STATUS NORMAL
ENGINE InnoDB
DATA_FREE 4194304
FREE_EXTENTS 2
TOTAL_EXTENTS 15
EXTENT_SIZE 1048576
INITIAL_SIZE 65536
MAXIMUM_SIZE NULL
AUTOEXTEND_SIZE 1048576
#
# Cleanup
#
DROP TABLE t1;
DROP PROCEDURE populate_t1;