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ae2768ce9c
Bug#16565 mysqld --help --verbose does not order variablesBug#20413 sql_slave_skip_counter is not shown in show variables Bug#20415 Output of mysqld --help --verbose is incomplete Bug#25430 variable not found in SELECT @@global.ft_max_word_len; Bug#32902 plugin variables don't know their names Bug#34599 MySQLD Option and Variable Reference need to be consistent in formatting! Bug#34829 No default value for variable and setting default does not raise error Bug#34834 ? Is accepted as a valid sql mode Bug#34878 Few variables have default value according to documentation but error occurs Bug#34883 ft_boolean_syntax cant be assigned from user variable to global var. Bug#37187 `INFORMATION_SCHEMA`.`GLOBAL_VARIABLES`: inconsistent status Bug#40988 log_output_basic.test succeeded though syntactically false. Bug#41010 enum-style command-line options are not honoured (maria.maria-recover fails) Bug#42103 Setting key_buffer_size to a negative value may lead to very large allocations Bug#44691 Some plugins configured as MYSQL_PLUGIN_MANDATORY in can be disabled Bug#44797 plugins w/o command-line options have no disabling option in --help Bug#46314 string system variables don't support expressions Bug#46470 sys_vars.max_binlog_cache_size_basic_32 is broken Bug#46586 When using the plugin interface the type "set" for options caused a crash. Bug#47212 Crash in DBUG_PRINT in mysqltest.cc when trying to print octal number Bug#48758 mysqltest crashes on sys_vars.collation_server_basic in gcov builds Bug#49417 some complaints about mysqld --help --verbose output Bug#49540 DEFAULT value of binlog_format isn't the default value Bug#49640 ambiguous option '--skip-skip-myisam' (double skip prefix) Bug#49644 init_connect and \0 Bug#49645 init_slave and multi-byte characters Bug#49646 mysql --show-warnings crashes when server dies
416 lines
15 KiB
Plaintext
416 lines
15 KiB
Plaintext
DROP TABLE IF EXISTS t1, t2, v, x;
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# Actual test of key caches
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# Verifing that reads/writes use the key cache correctly
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SELECT @org_key_cache_buffer_size:= @@global.default.key_buffer_size;
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@org_key_cache_buffer_size:= @@global.default.key_buffer_size
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1048576
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# Minimize default key cache (almost disabled).
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SET @@global.default.key_buffer_size = 4096;
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CREATE TABLE t1 (
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a INT,
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b INT,
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c INT NOT NULL,
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PRIMARY KEY (a),
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KEY `inx_b` (b))
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PARTITION BY RANGE (a)
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SUBPARTITION BY HASH (a)
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(PARTITION p0 VALUES LESS THAN (1167602410)
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(SUBPARTITION sp0,
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SUBPARTITION sp1),
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PARTITION p1 VALUES LESS THAN MAXVALUE
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(SUBPARTITION sp2,
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SUBPARTITION sp3));
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CREATE TABLE t2 (
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a INT,
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b INT,
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c INT NOT NULL,
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PRIMARY KEY (a),
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KEY `inx_b` (b));
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FLUSH TABLES;
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FLUSH STATUS;
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SET @a:=1167602400;
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CREATE VIEW v AS SELECT 1 UNION SELECT 2 UNION SELECT 3 UNION SELECT 4;
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CREATE VIEW x AS SELECT 1 FROM v,v a,v b;
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FLUSH STATUS;
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INSERT t1 SELECT @a, @a * (1 - ((@a % 2) * 2)) , 1167612400 - (@a:=@a+1) FROM x, x y;
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reads vs requests
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reads == requests
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writes vs requests
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writes == requests
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# row distribution:
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SELECT PARTITION_NAME, SUBPARTITION_NAME, TABLE_ROWS FROM INFORMATION_SCHEMA.PARTITIONS WHERE TABLE_SCHEMA='test' and TABLE_NAME='t1';
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PARTITION_NAME SUBPARTITION_NAME TABLE_ROWS
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p0 sp0 5
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p0 sp1 5
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p1 sp2 2043
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p1 sp3 2043
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DROP VIEW x;
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DROP VIEW v;
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FLUSH TABLES;
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FLUSH STATUS;
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SELECT COUNT(b) FROM t1 WHERE b >= 0;
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COUNT(b)
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2048
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Zero key reads?
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No!
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INSERT t2 SELECT a,b,c FROM t1;
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reads vs requests
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reads == requests
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writes vs requests
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writes == requests
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FLUSH STATUS;
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SELECT COUNT(b) FROM t2 WHERE b >= 0;
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COUNT(b)
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2048
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Zero key reads?
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No!
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FLUSH TABLES;
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# Setting the default key cache to 1M
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SET GLOBAL key_buffer_size = 1024*1024;
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FLUSH STATUS;
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# All these have to read the indexes
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LOAD INDEX INTO CACHE t1 PARTITION (p1);
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Table Op Msg_type Msg_text
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test.t1 preload_keys status OK
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Zero key reads?
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No!
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SELECT COUNT(b) FROM t1 WHERE b >= 0;
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COUNT(b)
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2048
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Zero key reads?
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No!
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SELECT COUNT(b) FROM t2 WHERE b >= 0;
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COUNT(b)
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2048
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Zero key reads?
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No!
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# All these should be able to use the key cache
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SELECT COUNT(b) FROM t1 WHERE b >= 0;
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COUNT(b)
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2048
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Zero key reads?
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Yes!
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SELECT COUNT(b) FROM t2 WHERE b >= 0;
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COUNT(b)
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2048
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Zero key reads?
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Yes!
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FLUSH TABLES;
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LOAD INDEX INTO CACHE t1 PARTITION (p1,p0);
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Table Op Msg_type Msg_text
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test.t1 preload_keys status OK
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Zero key reads?
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No!
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# should not be zero
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SELECT COUNT(b) FROM t1 WHERE b >= 0;
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COUNT(b)
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2048
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Zero key reads?
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Yes!
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LOAD INDEX INTO CACHE t2;
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Table Op Msg_type Msg_text
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test.t2 preload_keys status OK
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Zero key reads?
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No!
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# should not be zero
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SELECT COUNT(b) FROM t2 WHERE b >= 0;
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COUNT(b)
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2048
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Zero key reads?
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Yes!
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FLUSH TABLES;
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LOAD INDEX INTO CACHE t1 PARTITION (p1,p0) IGNORE LEAVES;
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Table Op Msg_type Msg_text
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test.t1 preload_keys status OK
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Zero key reads?
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No!
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# should not be zero
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SELECT COUNT(b) FROM t1 WHERE b >= 0;
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COUNT(b)
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2048
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Zero key reads?
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No!
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LOAD INDEX INTO CACHE t2 IGNORE LEAVES;
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Table Op Msg_type Msg_text
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test.t2 preload_keys status OK
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Zero key reads?
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No!
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# should not be zero
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SELECT COUNT(b) FROM t2 WHERE b >= 0;
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COUNT(b)
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2048
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Zero key reads?
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No!
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TRUNCATE TABLE t2;
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INSERT t2 SELECT a,b,c FROM t1;
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reads vs requests
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reads != requests
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writes vs requests
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writes != requests
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DROP TABLE t1,t2;
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SET GLOBAL hot_cache.key_buffer_size = 1024*1024;
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SET GLOBAL warm_cache.key_buffer_size = 1024*1024;
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SET @@global.cold_cache.key_buffer_size = 1024*1024;
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SELECT @@global.default.key_buffer_size a, @@global.default.key_cache_block_size b, @@global.default.key_cache_age_threshold c, @@global.default.key_cache_division_limit d;
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a b c d
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1048576 1024 300 100
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SELECT @@global.hot_cache.key_buffer_size a, @@global.hot_cache.key_cache_block_size b, @@global.hot_cache.key_cache_age_threshold c, @@global.hot_cache.key_cache_division_limit d;
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a b c d
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1048576 1024 300 100
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SELECT @@global.warm_cache.key_buffer_size a, @@global.warm_cache.key_cache_block_size b, @@global.warm_cache.key_cache_age_threshold c, @@global.warm_cache.key_cache_division_limit d;
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a b c d
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1048576 1024 300 100
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SELECT @@global.cold_cache.key_buffer_size a, @@global.cold_cache.key_cache_block_size b, @@global.cold_cache.key_cache_age_threshold c, @@global.cold_cache.key_cache_division_limit d;
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a b c d
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1048576 1024 300 100
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CREATE TABLE t1 (
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a INT,
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b VARCHAR(257),
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c INT NOT NULL,
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PRIMARY KEY (a),
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KEY `inx_b` (b),
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KEY `inx_c`(c))
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PARTITION BY RANGE (a)
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SUBPARTITION BY HASH (a)
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(PARTITION p0 VALUES LESS THAN (10)
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(SUBPARTITION sp0,
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SUBPARTITION sp1),
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PARTITION p1 VALUES LESS THAN MAXVALUE
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(SUBPARTITION sp2,
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SUBPARTITION sp3));
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CREATE TABLE t2 (
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a INT,
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b VARCHAR(257),
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c INT NOT NULL,
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PRIMARY KEY (a),
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KEY `inx_b` (b),
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KEY `inx_c`(c));
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SET @a:=1167602400;
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CREATE VIEW v AS SELECT 1 UNION SELECT 2 UNION SELECT 3 UNION SELECT 4;
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CREATE VIEW x AS SELECT 1 FROM v,v a,v b;
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INSERT t1 SELECT @a, CONCAT('X_', @a, ' MySQL'), 1167612400 - (@a:=@a+1) FROM x, x a;
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DROP VIEW x;
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DROP VIEW v;
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INSERT t2 SELECT a, b, c FROM t1;
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SELECT COUNT(*) FROM t1;
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COUNT(*)
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4096
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SELECT COUNT(*) FROM t2;
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COUNT(*)
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4096
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FLUSH TABLES;
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# Restrict partitioned commands to partitioned tables only
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CACHE INDEX t2 PARTITION (p0) KEY (`inx_b`) IN hot_cache;
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ERROR HY000: Partition management on a not partitioned table is not possible
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CACHE INDEX t2 PARTITION (p0,`p1`) INDEX (`PRIMARY`) IN hot_cache;
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ERROR HY000: Partition management on a not partitioned table is not possible
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CACHE INDEX t2 PARTITION (`p1`) INDEX (`PRIMARY`,`inx_b`) IN hot_cache;
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ERROR HY000: Partition management on a not partitioned table is not possible
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CACHE INDEX t2 PARTITION (ALL) KEY (`inx_b`,`PRIMARY`) IN hot_cache;
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ERROR HY000: Partition management on a not partitioned table is not possible
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# Basic key cache testing
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# The manual correctly says: "The syntax of CACHE INDEX enables you to
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# specify that only particular indexes from a table should be assigned
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# to the cache. The current implementation assigns all the table's
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# indexes to the cache, so there is no reason to specify anything
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# other than the table name."
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# So the most of the test only tests the syntax
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CACHE INDEX t2 INDEX (`inx_b`) IN hot_cache;
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Table Op Msg_type Msg_text
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test.t2 assign_to_keycache status OK
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CACHE INDEX t2 KEY (`PRIMARY`) IN warm_cache;
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Table Op Msg_type Msg_text
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test.t2 assign_to_keycache status OK
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CACHE INDEX t2 KEY (`PRIMARY`,`inx_b`) IN cold_cache;
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Table Op Msg_type Msg_text
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test.t2 assign_to_keycache status OK
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CACHE INDEX t2 INDEX (inx_b,`PRIMARY`) IN default;
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Table Op Msg_type Msg_text
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test.t2 assign_to_keycache status OK
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CACHE INDEX t1 PARTITION (p0) KEY (`inx_b`) IN cold_cache;
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Table Op Msg_type Msg_text
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test.t1 assign_to_keycache status OK
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CACHE INDEX t1 PARTITIONS (p0) KEY (`inx_b`) IN cold_cache;
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ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'PARTITIONS (p0) KEY (`inx_b`) IN cold_cache' at line 1
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# only one table at a time if specifying partitions
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CACHE INDEX t1,t2 PARTITION (p0) KEY (`inx_b`) IN cold_cache;
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ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'PARTITION (p0) KEY (`inx_b`) IN cold_cache' at line 1
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CACHE INDEX t1 PARTITION (`p0`,p1) INDEX (`PRIMARY`) IN warm_cache;
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Table Op Msg_type Msg_text
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test.t1 assign_to_keycache status OK
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CACHE INDEX t1 PARTITION (`p1`) INDEX (`PRIMARY`,inx_b) IN hot_cache;
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Table Op Msg_type Msg_text
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test.t1 assign_to_keycache status OK
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CACHE INDEX t1 PARTITION (ALL) KEY (`inx_b`,`PRIMARY`) IN default;
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Table Op Msg_type Msg_text
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test.t1 assign_to_keycache status OK
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CACHE INDEX t1 PARTITION (ALL) IN hot_cache;
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Table Op Msg_type Msg_text
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test.t1 assign_to_keycache status OK
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CACHE INDEX t1 INDEX (`inx_b`) IN default;
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Table Op Msg_type Msg_text
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test.t1 assign_to_keycache status OK
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CACHE INDEX t1 KEY (`PRIMARY`) IN hot_cache;
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Table Op Msg_type Msg_text
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test.t1 assign_to_keycache status OK
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CACHE INDEX t1 KEY (`PRIMARY`,`inx_b`) IN warm_cache;
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Table Op Msg_type Msg_text
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test.t1 assign_to_keycache status OK
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CACHE INDEX t1 INDEX (`inx_b`,`PRIMARY`) IN cold_cache;
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Table Op Msg_type Msg_text
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test.t1 assign_to_keycache status OK
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CACHE INDEX t1 IN hot_cache;
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Table Op Msg_type Msg_text
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test.t1 assign_to_keycache status OK
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# Test of non existent key cache:
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CACHE INDEX t1 IN non_existent_key_cache;
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ERROR HY000: Unknown key cache 'non_existent_key_cache'
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# Basic testing of LOAD INDEX
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LOAD INDEX INTO CACHE t2;
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Table Op Msg_type Msg_text
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test.t2 preload_keys status OK
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# PRIMARY and secondary keys have different block sizes
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LOAD INDEX INTO CACHE t2 ignore leaves;
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Table Op Msg_type Msg_text
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test.t2 preload_keys error Indexes use different block sizes
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test.t2 preload_keys status Operation failed
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# Must have INDEX or KEY before the index list
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LOAD INDEX INTO CACHE t2 (`PRIMARY`);
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ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '(`PRIMARY`)' at line 1
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# Test of IGNORE LEAVES
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LOAD INDEX INTO CACHE t2 INDEX (`PRIMARY`);
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Table Op Msg_type Msg_text
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test.t2 preload_keys status OK
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LOAD INDEX INTO CACHE t2 KEY (`PRIMARY`,`inx_b`) IGNORE LEAVES;
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Table Op Msg_type Msg_text
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test.t2 preload_keys error Indexes use different block sizes
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test.t2 preload_keys status Operation failed
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CACHE INDEX t2 IN warm_cache;
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Table Op Msg_type Msg_text
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test.t2 assign_to_keycache status OK
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CACHE INDEX t1 IN cold_cache;
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Table Op Msg_type Msg_text
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test.t1 assign_to_keycache status OK
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LOAD INDEX INTO CACHE t2 KEY (`PRIMARY`) IGNORE LEAVES;
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Table Op Msg_type Msg_text
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test.t2 preload_keys error Indexes use different block sizes
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test.t2 preload_keys status Operation failed
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CACHE INDEX t2 INDEX (`inx_b`, `inx_c`) IN hot_cache;
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Table Op Msg_type Msg_text
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test.t2 assign_to_keycache status OK
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LOAD INDEX INTO CACHE t2 KEY (`inx_b`, `inx_c`) IGNORE LEAVES;
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Table Op Msg_type Msg_text
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test.t2 preload_keys error Indexes use different block sizes
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test.t2 preload_keys status Operation failed
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CACHE INDEX t2 IN warm_cache;
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Table Op Msg_type Msg_text
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test.t2 assign_to_keycache status OK
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CACHE INDEX t2 INDEX (`PRIMARY`, `inx_c`) IN hot_cache;
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Table Op Msg_type Msg_text
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test.t2 assign_to_keycache status OK
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LOAD INDEX INTO CACHE t2 KEY (`PRIMARY`,`inx_c`) IGNORE LEAVES;
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Table Op Msg_type Msg_text
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test.t2 preload_keys error Indexes use different block sizes
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test.t2 preload_keys status Operation failed
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CACHE INDEX t2 INDEX (`inx_b`,`PRIMARY`) IN default;
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Table Op Msg_type Msg_text
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test.t2 assign_to_keycache status OK
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LOAD INDEX INTO CACHE t2 KEY (`PRIMARY`,`inx_b`);
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Table Op Msg_type Msg_text
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test.t2 preload_keys status OK
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CACHE INDEX t2 IN default;
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Table Op Msg_type Msg_text
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test.t2 assign_to_keycache status OK
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LOAD INDEX INTO CACHE t2 IGNORE LEAVES;
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Table Op Msg_type Msg_text
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test.t2 preload_keys error Indexes use different block sizes
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test.t2 preload_keys status Operation failed
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LOAD INDEX INTO CACHE t2 PARTITION (p1) INDEX (`PRIMARY`);
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ERROR HY000: Partition management on a not partitioned table is not possible
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LOAD INDEX INTO CACHE t1, t2;
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Table Op Msg_type Msg_text
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test.t1 preload_keys status OK
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test.t2 preload_keys status OK
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# only one table at a time if specifying partitions
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LOAD INDEX INTO CACHE t1 PARTITION (p0), t2;
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ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ' t2' at line 1
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LOAD INDEX INTO CACHE t1 IGNORE LEAVES;
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Table Op Msg_type Msg_text
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test.t1 preload_keys error Indexes use different block sizes
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test.t1 preload_keys error Subpartition sp2 returned error
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test.t1 preload_keys status Operation failed
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LOAD INDEX INTO CACHE t1 INDEX (`PRIMARY`);
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Table Op Msg_type Msg_text
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test.t1 preload_keys status OK
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LOAD INDEX INTO CACHE t1 INDEX (`PRIMARY`,`inx_b`) IGNORE LEAVES;
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Table Op Msg_type Msg_text
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test.t1 preload_keys error Indexes use different block sizes
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test.t1 preload_keys error Subpartition sp2 returned error
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test.t1 preload_keys status Operation failed
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LOAD INDEX INTO CACHE t1 INDEX (`inx_b`) IGNORE LEAVES;
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Table Op Msg_type Msg_text
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test.t1 preload_keys error Indexes use different block sizes
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test.t1 preload_keys error Subpartition sp2 returned error
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test.t1 preload_keys status Operation failed
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LOAD INDEX INTO CACHE t1 INDEX (`PRIMARY`) IGNORE LEAVES;
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Table Op Msg_type Msg_text
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test.t1 preload_keys error Indexes use different block sizes
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test.t1 preload_keys error Subpartition sp2 returned error
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test.t1 preload_keys status Operation failed
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LOAD INDEX INTO CACHE t1 INDEX (`PRIMARY`,`inx_b`);
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Table Op Msg_type Msg_text
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test.t1 preload_keys status OK
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LOAD INDEX INTO CACHE t1 PARTITION (p1) INDEX (`PRIMARY`);
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Table Op Msg_type Msg_text
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test.t1 preload_keys status OK
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LOAD INDEX INTO CACHE t1 PARTITION (`p1`,p0) KEY (`PRIMARY`) IGNORE LEAVES;
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Table Op Msg_type Msg_text
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test.t1 preload_keys error Indexes use different block sizes
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test.t1 preload_keys error Subpartition sp2 returned error
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test.t1 preload_keys status Operation failed
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LOAD INDEX INTO CACHE t1 PARTITION (ALL);
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Table Op Msg_type Msg_text
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test.t1 preload_keys status OK
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LOAD INDEX INTO CACHE t1 PARTITIONS ALL;
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ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'PARTITIONS ALL' at line 1
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LOAD INDEX INTO CACHE t1 PARTITION (p1,`p0`) IGNORE LEAVES;
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Table Op Msg_type Msg_text
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test.t1 preload_keys error Indexes use different block sizes
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test.t1 preload_keys error Subpartition sp2 returned error
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test.t1 preload_keys status Operation failed
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DROP INDEX `inx_b` on t1;
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DROP INDEX `inx_b` on t2;
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CACHE INDEX t2 PARTITION (p0) KEY (`inx_b`) IN hot_cache;
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ERROR HY000: Partition management on a not partitioned table is not possible
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CACHE INDEX t2 INDEX (`inx_b`) IN hot_cache;
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Table Op Msg_type Msg_text
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test.t2 assign_to_keycache Error Key 'inx_b' doesn't exist in table 't2'
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test.t2 assign_to_keycache status Operation failed
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CACHE INDEX t1 PARTITION (p0) KEY (`inx_b`) IN hot_cache;
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Table Op Msg_type Msg_text
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test.t1 assign_to_keycache error Subpartition sp0 returned error
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test.t1 assign_to_keycache Error Key 'inx_b' doesn't exist in table 't1'
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test.t1 assign_to_keycache status Operation failed
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CACHE INDEX t1 INDEX (`inx_b`) IN hot_cache;
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Table Op Msg_type Msg_text
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test.t1 assign_to_keycache error Subpartition sp0 returned error
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|
test.t1 assign_to_keycache Error Key 'inx_b' doesn't exist in table 't1'
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test.t1 assign_to_keycache status Operation failed
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DROP TABLE t1,t2;
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SET GLOBAL hot_cache.key_buffer_size = 0;
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SET GLOBAL warm_cache.key_buffer_size = 0;
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SET @@global.cold_cache.key_buffer_size = 0;
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SELECT @@global.default.key_buffer_size a, @@global.default.key_cache_block_size b, @@global.default.key_cache_age_threshold c, @@global.default.key_cache_division_limit d;
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a b c d
|
|
1048576 1024 300 100
|
|
SELECT @@global.hot_cache.key_buffer_size a, @@global.hot_cache.key_cache_block_size b, @@global.hot_cache.key_cache_age_threshold c, @@global.hot_cache.key_cache_division_limit d;
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|
a b c d
|
|
0 1024 300 100
|
|
SELECT @@global.warm_cache.key_buffer_size a, @@global.warm_cache.key_cache_block_size b, @@global.warm_cache.key_cache_age_threshold c, @@global.warm_cache.key_cache_division_limit d;
|
|
a b c d
|
|
0 1024 300 100
|
|
SELECT @@global.cold_cache.key_buffer_size a, @@global.cold_cache.key_cache_block_size b, @@global.cold_cache.key_cache_age_threshold c, @@global.cold_cache.key_cache_division_limit d;
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|
a b c d
|
|
0 1024 300 100
|
|
SET @@global.default.key_buffer_size = @org_key_cache_buffer_size;
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