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select * from INFORMATION_SCHEMA.ENGINES where ENGINE="ARIA";
ENGINE SUPPORT COMMENT TRANSACTIONS XA SAVEPOINTS
Aria YES Crash-safe tables with MyISAM heritage NO NO NO
set global storage_engine=aria;
set session storage_engine=aria;
drop table if exists t1;
SET SQL_WARNINGS=1;
CREATE TABLE t1 ( a VARCHAR(800),KEY(a) )
ENGINE=Aria DEFAULT CHARACTER SET latin1;
INSERT INTO t1 VALUES
(REPEAT('abc ',200)), (REPEAT('def ',200)),
(REPEAT('ghi ',200)), (REPEAT('jkl ',200));
INSERT INTO t1 SELECT * FROM t1;
CHECK TABLE t1;
Table Op Msg_type Msg_text
test.t1 check status OK
ALTER TABLE t1 MODIFY a VARCHAR(800) CHARSET `ucs2`;
Warnings:
Warning 1071 Specified key was too long; max key length is 1000 bytes
CHECK TABLE t1;
Table Op Msg_type Msg_text
test.t1 check status OK
SHOW CREATE table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` varchar(800) CHARACTER SET ucs2 DEFAULT NULL,
KEY `a` (`a`(500))
) ENGINE=Aria DEFAULT CHARSET=latin1 PAGE_CHECKSUM=1
DROP TABLE t1;
CREATE TABLE t1 (a VARCHAR(800),KEY(a)) ENGINE=Aria CHARACTER SET ucs2;
Warnings:
Warning 1071 Specified key was too long; max key length is 1000 bytes
INSERT INTO t1 VALUES (REPEAT('abc ',200));
CHECK TABLE t1;
Table Op Msg_type Msg_text
test.t1 check status OK
DROP TABLE t1;
# End of 5.2 tests
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