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The maximum innodb key length is 3500 what is hardcoded in ha_innobase::max_supported_key_length()). The maximum number of innodb indexes is configured with MAX_INDEXES macro (see also MAX_KEY definition). The same is currently implemented for blackhole storage engine. Cherry picked from percona-server 0d90d81c3c507a6b1476246a405504f6e4ef9d4d Original lp bug 1733049 Reviewed-by: daniel@mariadb.org
57 lines
1.4 KiB
Plaintext
57 lines
1.4 KiB
Plaintext
#
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# Tests for the BLACKHOLE storage engine
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#
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--source include/have_blackhole.inc
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--echo #
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--echo # Bug #11880012: INDEX_SUBQUERY, BLACKHOLE,
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--echo # HANG IN PREPARING WITH 100% CPU USAGE
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--echo #
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CREATE TABLE t1(a INT NOT NULL);
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INSERT INTO t1 VALUES (1), (2), (3);
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CREATE TABLE t2 (a INT UNSIGNED, b INT, UNIQUE KEY (a, b)) ENGINE=BLACKHOLE;
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SELECT 1 FROM t1 WHERE a = ANY (SELECT a FROM t2);
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DROP TABLE t1, t2;
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#
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# Bug#19786309 - CRASH IN UNLOCK TABLES AFTER LOCKING AND TRUNCATING TEMPORARY TABLE.
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#
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create temporary table t1 (a int) engine=blackhole;
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lock table t1 write;
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truncate table t1;
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select * from t1;
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unlock tables;
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drop temporary table t1;
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--echo End of 5.5 tests
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--echo #
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--echo # Bug#13948247 DIVISION BY 0 IN GET_BEST_DISJUNCT_QUICK WITH FORCE INDEX GROUP BY
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--echo #
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CREATE TABLE t1(a INT, b INT, c INT, KEY(c), UNIQUE(a)) ENGINE = BLACKHOLE;
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SELECT 0 FROM t1 FORCE INDEX FOR GROUP BY(a) WHERE a = 0 OR b = 0 AND c = 0;
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DROP TABLE t1;
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--echo End of 5.6 tests
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#
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# MDEV-24017 / bug 53588 test case.
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#
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# Create long enough index (between 1000 and 3500). 1000 is the old value,
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# 3500 is innodb value (see ha_innobase::max_supported_key_length()). Without
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# the fix the test will fail with "Specified key was too long" error.
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#
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CREATE TABLE `t` (
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`a` varchar(3000) NOT NULL default '',
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PRIMARY KEY (`a`)
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) ENGINE=BLACKHOLE;
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DROP TABLE `t`;
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--echo End of 10.1 tests
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