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--echo #
--echo # This tests the use of large blobs in InnoDB.
--echo #
--source include/have_innodb.inc
--source include/have_nodebug.inc
--source include/big_test.inc
--disable_query_log
# These values can change during the test
let $innodb_file_per_table_orig = `SELECT @@innodb_file_per_table`;
# Create a 20MB blob that does not compress easily.
# 1000 Random characters is enough to keep compression low.
set @alphabet="abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
set @r=abs(rand()*52) + 1;
set @blob=substr(@alphabet,@r,1);
let $1=1000;
while ($1 > 1)
{
set @r=abs(rand()*52) + 1;
set @letter=substr(@alphabet,@r,1);
set @blob=concat(@blob,@letter);
dec $1;
}
# The loop above is extremely slow compared to repeat().
set @longblob=repeat(@blob,200000);
--enable_query_log
call mtr.add_suppression("InnoDB: Warning: a long semaphore wait");
SET GLOBAL innodb_file_per_table = OFF;
--echo #
--echo # System tablespace, Row Format = Redundant
--echo #
CREATE TABLE t1 (
c1 INT DEFAULT NULL,
c2 LONGBLOB NOT NULL,
KEY k2 (c2(250), c1)
) ENGINE=InnoDB DEFAULT CHARSET=latin1 ROW_FORMAT=REDUNDANT;
INSERT INTO t1 VALUES (1, '');
UPDATE t1 SET c2=@longblob;
DROP TABLE t1;
--echo #
--echo # System tablespace, Row Format = Compact
--echo #
CREATE TABLE t1 (
c1 INT DEFAULT NULL,
c2 LONGBLOB NOT NULL,
KEY k2 (c2(250), c1)
) ENGINE=InnoDB DEFAULT CHARSET=latin1 ROW_FORMAT=COMPACT;
INSERT INTO t1 VALUES (1, '');
UPDATE t1 SET c2=@longblob;
DROP TABLE t1;
SET GLOBAL innodb_file_per_table = ON;
--echo #
--echo # Separate tablespace, Row Format = Redundant
--echo #
CREATE TABLE t1 (
c1 INT DEFAULT NULL,
c2 LONGBLOB NOT NULL,
KEY k2 (c2(250), c1)
) ENGINE=InnoDB DEFAULT CHARSET=latin1 ROW_FORMAT=REDUNDANT;
INSERT INTO t1 VALUES (1, '');
UPDATE t1 SET c2=@longblob;
DROP TABLE t1;
--echo #
--echo # Separate tablespace, Row Format = Compact
--echo #
CREATE TABLE t1 (
c1 INT DEFAULT NULL,
c2 LONGBLOB NOT NULL,
KEY k2 (c2(250), c1)
) ENGINE=InnoDB DEFAULT CHARSET=latin1 ROW_FORMAT=COMPACT;
INSERT INTO t1 VALUES (1, '');
UPDATE t1 SET c2=@longblob;
DROP TABLE t1;
--echo #
--echo # Separate tablespace, Row Format = Compressed, Key Block Size = 2k
--echo #
CREATE TABLE t1 (
c1 INT DEFAULT NULL,
c2 LONGBLOB NOT NULL,
KEY k2 (c2(250), c1)
) ENGINE=InnoDB DEFAULT CHARSET=latin1 KEY_BLOCK_SIZE=2;
INSERT INTO t1 VALUES (1, '');
UPDATE t1 SET c2=@longblob;
DROP TABLE t1;
--echo #
--echo # Separate tablespace, Row Format = Compressed, Key Block Size = 1k
--echo #
CREATE TABLE t1 (
c1 INT DEFAULT NULL,
c2 LONGBLOB NOT NULL,
KEY k2 (c2(250), c1)
) ENGINE=InnoDB DEFAULT CHARSET=latin1 KEY_BLOCK_SIZE=1;
INSERT INTO t1 VALUES (1, '');
UPDATE t1 SET c2=@longblob;
DROP TABLE t1;
--echo #
--echo # Separate tablespace, Row Format = Dynamic
--echo #
CREATE TABLE t1 (
c1 INT DEFAULT NULL,
c2 LONGBLOB NOT NULL,
KEY k2 (c2(250), c1)
) ENGINE=InnoDB DEFAULT CHARSET=latin1 ROW_FORMAT=DYNAMIC;
INSERT INTO t1 VALUES (1, '');
UPDATE t1 SET c2=@longblob;
DROP TABLE t1;
--disable_query_log
EVAL SET GLOBAL innodb_file_per_table = $innodb_file_per_table_orig;
--enable_query_log