diff --git a/mysql-test/suite/galera/r/query_cache.result b/mysql-test/suite/galera/r/query_cache.result new file mode 100644 index 00000000000..4b1b950e5c3 --- /dev/null +++ b/mysql-test/suite/galera/r/query_cache.result @@ -0,0 +1,1645 @@ + +# Execute FLUSH/RESET commands. +# On node-1 +SET @query_cache_size_saved=@@GLOBAL.query_cache_size; +SET @query_cache_type_saved=@@GLOBAL.query_cache_type; +set GLOBAL query_cache_size=1355776; +flush query cache; +reset query cache; +flush status; +# On node-2 +SET @query_cache_size_saved=@@GLOBAL.query_cache_size; +SET @query_cache_type_saved=@@GLOBAL.query_cache_type; +set GLOBAL query_cache_size=1355776; +flush query cache; +reset query cache; +flush status; +# On node-1 +create table t1 (a int not null) engine=innodb; +insert into t1 values (1),(2),(3); +select * from t1; +a +1 +2 +3 +select * from t1; +a +1 +2 +3 +select sql_no_cache * from t1; +a +1 +2 +3 +select length(now()) from t1; +length(now()) +19 +19 +19 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 1 +show status like "Qcache_inserts"; +Variable_name Value +Qcache_inserts 1 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 1 +# On node-2 +select * from t1; +a +1 +2 +3 +select * from t1; +a +1 +2 +3 +select sql_no_cache * from t1; +a +1 +2 +3 +select length(now()) from t1; +length(now()) +19 +19 +19 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 1 +show status like "Qcache_inserts"; +Variable_name Value +Qcache_inserts 1 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 1 +# On node-1 +delete from t1 where a=1; +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 0 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 1 +# On node-2 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 0 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 1 +# On node-1 +select * from t1; +a +2 +3 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 1 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 1 +# On node-2 +select * from t1; +a +2 +3 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 1 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 1 +# On node-1 +update t1 set a=1 where a=3; +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 0 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 1 +# On node-2 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 0 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 1 +# On node-1 +select * from t1; +a +2 +1 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 1 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 1 +# On node-2 +select * from t1; +a +2 +1 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 1 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 1 +# On node-1 +drop table t1; +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 0 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 1 +# On node-2 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 0 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 1 + +# On node-1 +create table t1 (a int not null) ENGINE=MyISAM; +insert into t1 values (1),(2),(3); +create table t2 (a int not null) ENGINE=MyISAM; +insert into t2 values (4),(5),(6); +create table t3 (a int not null) engine=MERGE UNION=(t1,t2) INSERT_METHOD=FIRST; +select * from t3; +a +1 +2 +3 +4 +5 +6 +select * from t3; +a +1 +2 +3 +4 +5 +6 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 2 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 1 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 2 +insert into t2 values (7); +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 0 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 2 +select * from t1; +a +1 +2 +3 +select * from t1; +a +1 +2 +3 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 3 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 1 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 3 +insert into t3 values (8); +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 0 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 3 +select * from t3; +a +1 +2 +3 +8 +4 +5 +6 +7 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 1 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 3 +update t2 set a=9 where a=7; +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 0 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 3 +select * from t1; +a +1 +2 +3 +8 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 1 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 3 +update t3 set a=10 where a=1; +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 0 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 3 +select * from t3; +a +10 +2 +3 +8 +4 +5 +6 +9 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 1 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 3 +delete from t2 where a=9; +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 0 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 3 +select * from t1; +a +10 +2 +3 +8 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 1 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 3 +delete from t3 where a=10; +select * from t3; +a +2 +3 +8 +4 +5 +6 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 1 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 3 +# On node-2 +select * from t3; +a +select * from t3; +a +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 1 +show status like "Qcache_inserts"; +Variable_name Value +Qcache_inserts 4 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 2 +drop table t1, t2, t3; +# On node-1 +set query_cache_type=demand; +create table t1 (a int not null) engine=innodb; +insert into t1 values (1),(2),(3); +select * from t1; +a +1 +2 +3 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 0 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 3 +select sql_cache * from t1 union select * from t1; +a +1 +2 +3 +set query_cache_type=2; +select sql_cache * from t1 union select * from t1; +a +1 +2 +3 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 4 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 1 +set query_cache_type=on; +# On node-2 +set query_cache_type=demand; +select * from t1; +a +1 +2 +3 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 0 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 2 +select sql_cache * from t1 union select * from t1; +a +1 +2 +3 +set query_cache_type=2; +select sql_cache * from t1 union select * from t1; +a +1 +2 +3 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 3 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 1 +set query_cache_type=on; +# On node-1 +reset query cache; +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 0 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 4 +# On node-2 +reset query cache; +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 0 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 3 +# On node-1 +select sql_no_cache * from t1; +a +1 +2 +3 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 0 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 4 +# On node-2 +select sql_no_cache * from t1; +a +1 +2 +3 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 0 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 3 +drop table t1; +# On node-1 +create table t1 (a text not null) engine=innodb; +select CONNECTION_ID() from t1; +CONNECTION_ID() +select FOUND_ROWS(); +FOUND_ROWS() +0 +select NOW() from t1; +NOW() +select CURDATE() from t1; +CURDATE() +select CURTIME() from t1; +CURTIME() +select DATABASE() from t1; +DATABASE() +select ENCRYPT("test") from t1; +ENCRYPT("test") +select LAST_INSERT_ID() from t1; +LAST_INSERT_ID() +select RAND() from t1; +RAND() +select UNIX_TIMESTAMP() from t1; +UNIX_TIMESTAMP() +select USER() from t1; +USER() +select CURRENT_USER() from t1; +CURRENT_USER() +select benchmark(1,1) from t1; +benchmark(1,1) +explain extended select benchmark(1,1) from t1; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 1 100.00 +Warnings: +Note 1003 select benchmark(1,1) AS `benchmark(1,1)` from `test`.`t1` +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 0 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 4 +# On node-2 +select CONNECTION_ID() from t1; +CONNECTION_ID() +select FOUND_ROWS(); +FOUND_ROWS() +0 +select NOW() from t1; +NOW() +select CURDATE() from t1; +CURDATE() +select CURTIME() from t1; +CURTIME() +select DATABASE() from t1; +DATABASE() +select ENCRYPT("test") from t1; +ENCRYPT("test") +select LAST_INSERT_ID() from t1; +LAST_INSERT_ID() +select RAND() from t1; +RAND() +select UNIX_TIMESTAMP() from t1; +UNIX_TIMESTAMP() +select USER() from t1; +USER() +select CURRENT_USER() from t1; +CURRENT_USER() +select benchmark(1,1) from t1; +benchmark(1,1) +explain extended select benchmark(1,1) from t1; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 1 100.00 +Warnings: +Note 1003 select benchmark(1,1) AS `benchmark(1,1)` from `test`.`t1` +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 0 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 3 +drop table t1; +# On node-1 +create database mysqltest; +create table mysqltest.t1 (i int not null auto_increment, a int, primary key +(i)) engine=innodb; +insert into mysqltest.t1 values (1, 1); +select * from mysqltest.t1 where i is null; +i a +create table t1(a int) engine=innodb; +select * from t1; +a +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 2 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 4 +select * from mysqltest.t1; +i a +1 1 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 3 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 4 +# On node-2 +select * from t1; +a +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 1 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 3 +select * from mysqltest.t1; +i a +1 1 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 2 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 3 +drop database mysqltest; +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 1 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 3 +drop table t1; +# On node-1 +create table t1 (a char(1) not null collate koi8r_general_ci) engine=innodb; +insert into t1 values(_koi8r"á"); +Warnings: +Warning 1265 Data truncated for column 'a' at row 1 +set CHARACTER SET koi8r; +select * from t1; +a + +set CHARACTER SET cp1251_koi8; +select * from t1; +a + +set CHARACTER SET DEFAULT; +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 2 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 4 +# On node-2 +set CHARACTER SET koi8r; +select * from t1; +a + +set CHARACTER SET cp1251_koi8; +select * from t1; +a + +set CHARACTER SET DEFAULT; +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 2 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 3 +drop table t1; +# On node-1 +create database if not exists mysqltest; +create table mysqltest.t1 (i int not null) engine=innodb; +create table t1 (i int not null) engine=innodb; +insert into mysqltest.t1 (i) values (1); +insert into t1 (i) values (2); +select * from t1; +i +2 +use mysqltest; +select * from t1; +i +1 +select * from t1; +i +1 +use test; +select * from t1; +i +2 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 2 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 6 +# On node-2 +select * from t1; +i +2 +use mysqltest; +select * from t1; +i +1 +select * from t1; +i +1 +use test; +select * from t1; +i +2 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 2 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 5 +drop database mysqltest; +drop table t1; +# On node-1 +create table t1 (i int not null) engine=innodb; +insert into t1 (i) values (1),(2),(3),(4); +select SQL_CALC_FOUND_ROWS * from t1 limit 2; +i +1 +2 +select FOUND_ROWS(); +FOUND_ROWS() +4 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 6 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 1 +select * from t1 where i=1; +i +1 +select FOUND_ROWS(); +FOUND_ROWS() +1 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 6 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 2 +select SQL_CALC_FOUND_ROWS * from t1 limit 2; +i +1 +2 +select FOUND_ROWS(); +FOUND_ROWS() +4 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 7 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 2 +select * from t1 where i=1; +i +1 +select FOUND_ROWS(); +FOUND_ROWS() +1 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 8 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 2 +# On node-2 +select SQL_CALC_FOUND_ROWS * from t1 limit 2; +i +1 +2 +select FOUND_ROWS(); +FOUND_ROWS() +4 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 5 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 1 +select * from t1 where i=1; +i +1 +select FOUND_ROWS(); +FOUND_ROWS() +1 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 5 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 2 +select SQL_CALC_FOUND_ROWS * from t1 limit 2; +i +1 +2 +select FOUND_ROWS(); +FOUND_ROWS() +4 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 6 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 2 +select * from t1 where i=1; +i +1 +select FOUND_ROWS(); +FOUND_ROWS() +1 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 7 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 2 +drop table t1; +# On node-2 +flush query cache; +reset query cache; +# On node-1 +flush query cache; +reset query cache; +create table t1 (a int not null) ENGINE=MYISAM; +insert into t1 values (1),(2),(3); +select * from t1; +a +1 +2 +3 +select * from t1; +a +1 +2 +3 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 1 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 9 +insert delayed into t1 values (4); +select a from t1; +a +1 +2 +3 +4 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 1 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 9 +# On node-2 +select * from t1; +a +select * from t1; +a +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 1 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 8 +insert delayed into t1 values (4); +select a from t1; +a +4 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 1 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 8 +drop table t1; +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 0 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 8 +# On node-1 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 0 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 9 +# On node-2 +show global variables like "query_cache_min_res_unit"; +Variable_name Value +query_cache_min_res_unit 4096 +set GLOBAL query_cache_min_res_unit=1001; +Warnings: +Warning 1292 Truncated incorrect query_cache_min_res_unit value: '1001' +show global variables like "query_cache_min_res_unit"; +Variable_name Value +query_cache_min_res_unit 1000 +# On node-1 +show global variables like "query_cache_min_res_unit"; +Variable_name Value +query_cache_min_res_unit 4096 +set GLOBAL query_cache_min_res_unit=1001; +Warnings: +Warning 1292 Truncated incorrect query_cache_min_res_unit value: '1001' +show global variables like "query_cache_min_res_unit"; +Variable_name Value +query_cache_min_res_unit 1000 +create table t1 (a int not null) engine=innodb; +insert into t1 values (1),(2),(3); +create table t2 (a int not null) engine=innodb; +insert into t2 values (1),(2),(3); +select * from t1; +a +1 +2 +3 +select * from t1; +a +1 +2 +3 +select * from t2; +a +1 +2 +3 +select * from t2; +a +1 +2 +3 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 11 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 2 +# On node-2 +select * from t1; +a +1 +2 +3 +select * from t1; +a +1 +2 +3 +select * from t2; +a +1 +2 +3 +select * from t2; +a +1 +2 +3 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 10 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 2 +drop table t1; +select a from t2; +a +1 +2 +3 +select a from t2; +a +1 +2 +3 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 11 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 2 +set GLOBAL query_cache_min_res_unit=default; +show global variables like "query_cache_min_res_unit"; +Variable_name Value +query_cache_min_res_unit 4096 +# On node-1 +select a from t2; +a +1 +2 +3 +select a from t2; +a +1 +2 +3 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 12 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 2 +drop table t2; +set GLOBAL query_cache_min_res_unit=default; +show global variables like "query_cache_min_res_unit"; +Variable_name Value +query_cache_min_res_unit 4096 +# On node-1 +create table t1 (a int not null) engine=innodb; +insert into t1 values (1); +select "aaa" from t1; +aaa +aaa +select "AAA" from t1; +AAA +AAA +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 2 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 12 +# On node-2 +select "aaa" from t1; +aaa +aaa +select "AAA" from t1; +AAA +AAA +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 2 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 11 +drop table t1; +# On node-1 +create table t1 (a int) engine=innodb; +set GLOBAL query_cache_size=1000; +Warnings: +Warning 1292 Truncated incorrect query_cache_size value: '1000' +show global variables like "query_cache_size"; +Variable_name Value +query_cache_size 0 +select * from t1; +a +set GLOBAL query_cache_size=1024; +Warnings: +Warning 1282 Query cache failed to set size 1024; new query cache size is 0 +show global variables like "query_cache_size"; +Variable_name Value +query_cache_size 0 +select * from t1; +a +set GLOBAL query_cache_size=10240; +Warnings: +Warning 1282 Query cache failed to set size 10240; new query cache size is 0 +show global variables like "query_cache_size"; +Variable_name Value +query_cache_size 0 +select * from t1; +a +set GLOBAL query_cache_size=20480; +Warnings: +Warning 1282 Query cache failed to set size 20480; new query cache size is 0 +show global variables like "query_cache_size"; +Variable_name Value +query_cache_size 0 +select * from t1; +a +set GLOBAL query_cache_size=40960; +Warnings: +Warning 1282 Query cache failed to set size 40960; new query cache size is 0 +show global variables like "query_cache_size"; +Variable_name Value +query_cache_size 0 +select * from t1; +a +set GLOBAL query_cache_size=51200; +show global variables like "query_cache_size"; +Variable_name Value +query_cache_size 51200 +select * from t1; +a +set GLOBAL query_cache_size=61440; +show global variables like "query_cache_size"; +Variable_name Value +query_cache_size 61440 +select * from t1; +a +set GLOBAL query_cache_size=81920; +show global variables like "query_cache_size"; +Variable_name Value +query_cache_size 81920 +select * from t1; +a +set GLOBAL query_cache_size=102400; +show global variables like "query_cache_size"; +Variable_name Value +query_cache_size 102400 +select * from t1; +a +# On node-2 +set GLOBAL query_cache_size=1000; +Warnings: +Warning 1292 Truncated incorrect query_cache_size value: '1000' +show global variables like "query_cache_size"; +Variable_name Value +query_cache_size 0 +select * from t1; +a +set GLOBAL query_cache_size=1024; +Warnings: +Warning 1282 Query cache failed to set size 1024; new query cache size is 0 +show global variables like "query_cache_size"; +Variable_name Value +query_cache_size 0 +select * from t1; +a +set GLOBAL query_cache_size=10240; +Warnings: +Warning 1282 Query cache failed to set size 10240; new query cache size is 0 +show global variables like "query_cache_size"; +Variable_name Value +query_cache_size 0 +select * from t1; +a +set GLOBAL query_cache_size=20480; +Warnings: +Warning 1282 Query cache failed to set size 20480; new query cache size is 0 +show global variables like "query_cache_size"; +Variable_name Value +query_cache_size 0 +select * from t1; +a +set GLOBAL query_cache_size=40960; +Warnings: +Warning 1282 Query cache failed to set size 40960; new query cache size is 0 +show global variables like "query_cache_size"; +Variable_name Value +query_cache_size 0 +select * from t1; +a +set GLOBAL query_cache_size=51200; +show global variables like "query_cache_size"; +Variable_name Value +query_cache_size 51200 +select * from t1; +a +set GLOBAL query_cache_size=61440; +show global variables like "query_cache_size"; +Variable_name Value +query_cache_size 61440 +select * from t1; +a +set GLOBAL query_cache_size=81920; +show global variables like "query_cache_size"; +Variable_name Value +query_cache_size 81920 +select * from t1; +a +set GLOBAL query_cache_size=102400; +show global variables like "query_cache_size"; +Variable_name Value +query_cache_size 102400 +select * from t1; +a +drop table t1; +# On node-1 +set GLOBAL query_cache_size=1048576; +create table t1 (i int not null) engine=innodb; +create table t2 (i int not null) engine=innodb; +select * from t1; +i +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 1 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 12 +create temporary table t3 (i int not null); +select * from t2; +i +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 2 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 12 +select * from t3; +i +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 2 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 12 +update t1 set i=(select distinct 1 from (select * from t2) a); +drop table t3; +# On node-2 +set GLOBAL query_cache_size=1048576; +select * from t1; +i +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 1 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 11 +select * from t2; +i +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 2 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 11 +drop table t1, t2; +# On node-1 +use mysql; +select * from db; +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 0 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 12 +use test; +select * from mysql.db; +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 0 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 12 +# On node-1 +create table t1(id int auto_increment primary key) engine=innodb; +insert into t1 values (1), (2), (3); +select * from t1; +id +1 +2 +3 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 1 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 12 +# On node-2 +select * from t1; +id +1 +2 +3 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 1 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 11 +# On node-1 +alter table t1 rename to t2; +select * from t1; +ERROR 42S02: Table 'test.t1' doesn't exist +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 0 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 12 +# On node-2 +select * from t1; +ERROR 42S02: Table 'test.t1' doesn't exist +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 0 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 11 +drop table t2; +# On node-1 +create table t1 (word char(20) not null) engine=innodb; +select * from t1; +word +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 1 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 12 +load data infile 'MYSQLTEST_VARDIR/std_data/words.dat' into table t1; +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 0 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 12 +select count(*) from t1; +count(*) +70 +# On node-2 +select count(*) from t1; +count(*) +70 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 1 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 11 +load data infile 'MYSQLTEST_VARDIR/std_data/words.dat' into table t1; +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 0 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 11 +select count(*) from t1; +count(*) +140 +drop table t1; +# On node-1 +create table t1 (a int) engine=innodb; +insert into t1 values (1),(2),(3); +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 0 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 12 +select * from t1 into outfile "query_cache.out.file"; +select * from t1 into outfile "query_cache.out.file"; +ERROR HY000: File 'query_cache.out.file' already exists +select * from t1 limit 1 into dumpfile "query_cache.dump.file"; +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 0 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 12 +drop table t1; +# On node-1 +create table t1 (a int) engine=innodb; +insert into t1 values (1),(2); +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 0 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 12 +select * from t1; +a +1 +2 +SET SQL_SELECT_LIMIT=1; +select * from t1; +a +1 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 2 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 12 +SET SQL_SELECT_LIMIT=DEFAULT; +# On node-2 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 0 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 11 +select * from t1; +a +1 +2 +SET SQL_SELECT_LIMIT=1; +select * from t1; +a +1 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 2 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 11 +SET SQL_SELECT_LIMIT=DEFAULT; +drop table t1; +# On node-1 +create table t1 (a int not null) engine=innodb; +create table t2 (a int not null) engine=innodb; +set query_cache_wlock_invalidate=1; +create view v1 as select * from t1; +select * from t1; +a +select * from t2; +a +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 2 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 12 +lock table t1 write, t2 read; +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 1 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 12 +unlock table; +select * from t1; +a +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 2 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 12 +lock table v1 write; +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 2 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 12 +unlock table; +drop view v1; +set query_cache_wlock_invalidate=default; +# On node-2 +set query_cache_wlock_invalidate=1; +create view v1 as select * from t1; +select * from t1; +a +select * from t2; +a +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 2 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 11 +lock table t1 write, t2 read; +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 1 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 11 +unlock table; +select * from t1; +a +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 2 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 11 +lock table v1 write; +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 2 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 11 +unlock table; +drop view v1; +set query_cache_wlock_invalidate=default; +drop table t1,t2; +# On node-1 +create table t1 (id int primary key) engine=innodb; +insert into t1 values (1),(2),(3); +select * from t1; +id +1 +2 +3 +create temporary table t1 (a int not null auto_increment primary key); +select * from t1; +a +drop table t1; +drop table t1; +# On node-1 +SET NAMES koi8r; +CREATE TABLE t1 (a char(1) character set koi8r) engine=innodb; +INSERT INTO t1 VALUES (_koi8r'á'),(_koi8r'Á'); +Warnings: +Warning 1265 Data truncated for column 'a' at row 1 +Warning 1265 Data truncated for column 'a' at row 2 +SELECT a,'Â','â'='Â' FROM t1; +a  'â'='Â' +  0 +  0 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 12 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 1 +set collation_connection=koi8r_bin; +SELECT a,'Â','â'='Â' FROM t1; +a  'â'='Â' +  0 +  0 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 12 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 2 +set character_set_client=cp1251; +SELECT a,'Â','â'='Â' FROM t1; +a ? '?'='?' + ? 1 + ? 1 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 12 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 3 +set character_set_results=cp1251; +SELECT a,'Â','â'='Â' FROM t1; +a ? 'â'='Â' + ? 1 + ? 1 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 12 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 4 +SET NAMES default; +# On node-2 +SELECT a,'Â','â'='Â' FROM t1; +a  'â'='Â' +?  0 +?  0 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 11 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 1 +set collation_connection=koi8r_bin; +SELECT a,'Â','â'='Â' FROM t1; +a ?? 'â'='Â' +? ?? 1 +? ?? 1 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 11 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 2 +set character_set_client=cp1251; +SELECT a,'Â','â'='Â' FROM t1; +a ?? '??'='?' +? ?? 1 +? ?? 1 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 11 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 3 +set character_set_results=cp1251; +SELECT a,'Â','â'='Â' FROM t1; +a ? 'â'='Â' + ? 1 + ? 1 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 11 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 4 +drop table t1; +# On node-1 +create table t1 (a int) engine=innodb; +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 0 +show status like "Qcache_inserts"; +Variable_name Value +Qcache_inserts 46 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 12 +/**/ select * from t1; +a +/**/ select * from t1; +a +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 1 +show status like "Qcache_inserts"; +Variable_name Value +Qcache_inserts 47 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 13 +# On node-2 +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 0 +show status like "Qcache_inserts"; +Variable_name Value +Qcache_inserts 38 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 11 +/**/ select * from t1; +a +/**/ select * from t1; +a +show status like "Qcache_queries_in_cache"; +Variable_name Value +Qcache_queries_in_cache 1 +show status like "Qcache_inserts"; +Variable_name Value +Qcache_inserts 39 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 12 +drop table t1; +# On node-1 +set session query_cache_type = 2; +create table t1(a int) engine=innodb; +select table_name from information_schema.tables +where table_schema="test"; +table_name +t1 +drop table t1; +select table_name from information_schema.tables +where table_schema="test"; +table_name +set session query_cache_type = 1; +set global query_cache_size=1024*1024; +flush query cache; +create table t1 ( a int ) engine=myisam; +insert into t1 values (1); +select a from t1; +a +1 +select a from t1; +a +1 +show status like 'qcache_queries_in_cache'; +Variable_name Value +Qcache_queries_in_cache 1 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 14 +repair table t1; +Table Op Msg_type Msg_text +test.t1 repair status OK +show status like 'qcache_queries_in_cache'; +Variable_name Value +Qcache_queries_in_cache 0 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 14 +# On node-2 +select a from t1; +a +select a from t1; +a +show status like 'qcache_queries_in_cache'; +Variable_name Value +Qcache_queries_in_cache 1 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 13 +repair table t1; +Table Op Msg_type Msg_text +test.t1 repair status OK +show status like 'qcache_queries_in_cache'; +Variable_name Value +Qcache_queries_in_cache 0 +show status like "Qcache_hits"; +Variable_name Value +Qcache_hits 13 +drop table t1; +# Restore original settings. +# On node-1 +SET GLOBAL query_cache_size=@query_cache_size_saved; +SET GLOBAL query_cache_type=@query_cache_type_saved; + +# On node-2 +SET GLOBAL query_cache_size=@query_cache_size_saved; +SET GLOBAL query_cache_type=@query_cache_type_saved; +# End of test diff --git a/mysql-test/suite/galera/t/query_cache.test b/mysql-test/suite/galera/t/query_cache.test new file mode 100644 index 00000000000..24ed8ecd077 --- /dev/null +++ b/mysql-test/suite/galera/t/query_cache.test @@ -0,0 +1,1002 @@ +--source include/galera_cluster.inc +--source include/have_innodb.inc +--source include/have_query_cache.inc + +--echo +--echo # Execute FLUSH/RESET commands. +--echo # On node-1 +--connection node_1 +SET @query_cache_size_saved=@@GLOBAL.query_cache_size; +SET @query_cache_type_saved=@@GLOBAL.query_cache_type; +set GLOBAL query_cache_size=1355776; +flush query cache; # This crashed in some versions +reset query cache; +flush status; + +--echo # On node-2 +--connection node_2 +SET @query_cache_size_saved=@@GLOBAL.query_cache_size; +SET @query_cache_type_saved=@@GLOBAL.query_cache_type; +set GLOBAL query_cache_size=1355776; +flush query cache; # This crashed in some versions +reset query cache; +flush status; + +# +# INSERT/UPDATE/DELETE/DROP/SELECT +# + +--echo # On node-1 +--connection node_1 +create table t1 (a int not null) engine=innodb; +insert into t1 values (1),(2),(3); +select * from t1; +select * from t1; +select sql_no_cache * from t1; +select length(now()) from t1; + +show status like "Qcache_queries_in_cache"; +show status like "Qcache_inserts"; +show status like "Qcache_hits"; + +--echo # On node-2 +--connection node_2 + +select * from t1; +select * from t1; +select sql_no_cache * from t1; +select length(now()) from t1; + +show status like "Qcache_queries_in_cache"; +show status like "Qcache_inserts"; +show status like "Qcache_hits"; + +# DELETE should invalidate cache on both the nodes. +--echo # On node-1 +--connection node_1 +delete from t1 where a=1; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; + +--echo # On node-2 +--connection node_2 +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; + +# Add a SELECT to the cache. +--echo # On node-1 +--connection node_1 +select * from t1; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; + +--echo # On node-2 +--connection node_2 +select * from t1; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; + +# UPDATE should invalidate cache on both the nodes. +--echo # On node-1 +--connection node_1 +update t1 set a=1 where a=3; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; + +--echo # On node-2 +--connection node_2 +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; + +# Add a SELECT to the cache. +--echo # On node-1 +--connection node_1 +select * from t1; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; + +--echo # On node-2 +--connection node_2 +select * from t1; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; + +# DROP should invalidate cache on both the nodes. +--echo # On node-1 +--connection node_1 +drop table t1; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; + +--echo # On node-2 +--connection node_2 +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; + +# +# MERGE TABLES with INSERT/UPDATE and DELETE +# +--echo +--echo # On node-1 +--connection node_1 +create table t1 (a int not null) ENGINE=MyISAM; +insert into t1 values (1),(2),(3); +create table t2 (a int not null) ENGINE=MyISAM; +insert into t2 values (4),(5),(6); +create table t3 (a int not null) engine=MERGE UNION=(t1,t2) INSERT_METHOD=FIRST; +# insert +select * from t3; +select * from t3; +show status like "Qcache_hits"; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; +insert into t2 values (7); +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; +select * from t1; +select * from t1; +show status like "Qcache_hits"; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; +insert into t3 values (8); +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; +# update +select * from t3; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; +update t2 set a=9 where a=7; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; +select * from t1; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; +update t3 set a=10 where a=1; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; +#delete +select * from t3; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; +delete from t2 where a=9; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; +select * from t1; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; +delete from t3 where a=10; +select * from t3; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; + +--echo # On node-2 +--connection node_2 +# MERGE table, expect no records. +select * from t3; +select * from t3; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_inserts"; +show status like "Qcache_hits"; + +drop table t1, t2, t3; + +# +# SELECT SQL_CACHE ... +# +--echo # On node-1 +--connection node_1 +set query_cache_type=demand; +create table t1 (a int not null) engine=innodb; +insert into t1 values (1),(2),(3); +select * from t1; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; +select sql_cache * from t1 union select * from t1; +set query_cache_type=2; +select sql_cache * from t1 union select * from t1; +show status like "Qcache_hits"; +show status like "Qcache_queries_in_cache"; +set query_cache_type=on; + +--echo # On node-2 +--connection node_2 +set query_cache_type=demand; +select * from t1; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; +select sql_cache * from t1 union select * from t1; +set query_cache_type=2; +select sql_cache * from t1 union select * from t1; +show status like "Qcache_hits"; +show status like "Qcache_queries_in_cache"; +set query_cache_type=on; + +# +# RESET QUERY CACHE +# +--echo # On node-1 +--connection node_1 +reset query cache; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; +--echo # On node-2 +--connection node_2 +reset query cache; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; + +# +# SELECT SQL_NO_CACHE +# +--echo # On node-1 +--connection node_1 +select sql_no_cache * from t1; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; +--echo # On node-2 +--connection node_2 +select sql_no_cache * from t1; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; +drop table t1; + +# +# Check that queries that uses NOW(), LAST_INSERT_ID()... are not cached. +# +--echo # On node-1 +--connection node_1 +create table t1 (a text not null) engine=innodb; +select CONNECTION_ID() from t1; +select FOUND_ROWS(); +select NOW() from t1; +select CURDATE() from t1; +select CURTIME() from t1; +select DATABASE() from t1; +select ENCRYPT("test") from t1; +select LAST_INSERT_ID() from t1; +select RAND() from t1; +select UNIX_TIMESTAMP() from t1; +select USER() from t1; +select CURRENT_USER() from t1; +select benchmark(1,1) from t1; +explain extended select benchmark(1,1) from t1; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; +--echo # On node-2 +--connection node_2 +select CONNECTION_ID() from t1; +select FOUND_ROWS(); +select NOW() from t1; +select CURDATE() from t1; +select CURTIME() from t1; +select DATABASE() from t1; +select ENCRYPT("test") from t1; +select LAST_INSERT_ID() from t1; +select RAND() from t1; +select UNIX_TIMESTAMP() from t1; +select USER() from t1; +select CURRENT_USER() from t1; +select benchmark(1,1) from t1; +explain extended select benchmark(1,1) from t1; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; +drop table t1; + +# +# Non-cachable ODBC work around (and prepare cache for drop database) +# +--echo # On node-1 +--connection node_1 +create database mysqltest; +create table mysqltest.t1 (i int not null auto_increment, a int, primary key + (i)) engine=innodb; +insert into mysqltest.t1 values (1, 1); +select * from mysqltest.t1 where i is null; +create table t1(a int) engine=innodb; +select * from t1; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; +select * from mysqltest.t1; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; + +--echo # On node-2 +--connection node_2 +select * from t1; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; +select * from mysqltest.t1; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; +# +# drop db +# +drop database mysqltest; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; +drop table t1; + +# +# Charset conversion (cp1251_koi8 always present) +# Note: Queries using different default character sets are cached separately. +# +--echo # On node-1 +--connection node_1 +create table t1 (a char(1) not null collate koi8r_general_ci) engine=innodb; +insert into t1 values(_koi8r"á"); +set CHARACTER SET koi8r; +select * from t1; +set CHARACTER SET cp1251_koi8; +select * from t1; +set CHARACTER SET DEFAULT; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; + +--echo # On node-2 +--connection node_2 +set CHARACTER SET koi8r; +select * from t1; +set CHARACTER SET cp1251_koi8; +select * from t1; +set CHARACTER SET DEFAULT; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; +drop table t1; + +# +# Same tables in different dbs +# +--echo # On node-1 +--connection node_1 +create database if not exists mysqltest; +create table mysqltest.t1 (i int not null) engine=innodb; +create table t1 (i int not null) engine=innodb; +insert into mysqltest.t1 (i) values (1); +insert into t1 (i) values (2); + +select * from t1; +use mysqltest; +select * from t1; +select * from t1; +use test; +select * from t1; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; + +--echo # On node-2 +--connection node_2 +select * from t1; +use mysqltest; +select * from t1; +select * from t1; +use test; +select * from t1; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; +drop database mysqltest; +drop table t1; + +# +# FOUND_ROWS() +# +--echo # On node-1 +--connection node_1 +create table t1 (i int not null) engine=innodb; +insert into t1 (i) values (1),(2),(3),(4); + +select SQL_CALC_FOUND_ROWS * from t1 limit 2; +select FOUND_ROWS(); +show status like "Qcache_hits"; +show status like "Qcache_queries_in_cache"; + +select * from t1 where i=1; +select FOUND_ROWS(); +show status like "Qcache_hits"; +show status like "Qcache_queries_in_cache"; + +select SQL_CALC_FOUND_ROWS * from t1 limit 2; +select FOUND_ROWS(); +show status like "Qcache_hits"; +show status like "Qcache_queries_in_cache"; + +select * from t1 where i=1; +select FOUND_ROWS(); +show status like "Qcache_hits"; +show status like "Qcache_queries_in_cache"; + +--echo # On node-2 +--connection node_2 +select SQL_CALC_FOUND_ROWS * from t1 limit 2; +select FOUND_ROWS(); +show status like "Qcache_hits"; +show status like "Qcache_queries_in_cache"; + +select * from t1 where i=1; +select FOUND_ROWS(); +show status like "Qcache_hits"; +show status like "Qcache_queries_in_cache"; + +select SQL_CALC_FOUND_ROWS * from t1 limit 2; +select FOUND_ROWS(); +show status like "Qcache_hits"; +show status like "Qcache_queries_in_cache"; + +select * from t1 where i=1; +select FOUND_ROWS(); +show status like "Qcache_hits"; +show status like "Qcache_queries_in_cache"; + +drop table t1; + +# +# Test insert delayed (MYISAM) +# + +--echo # On node-2 +--connection node_2 +flush query cache; +reset query cache; + +--echo # On node-1 +--connection node_1 +flush query cache; +reset query cache; + +create table t1 (a int not null) ENGINE=MYISAM; +insert into t1 values (1),(2),(3); +select * from t1; +select * from t1; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; +insert delayed into t1 values (4); +--sleep 5 # Wait for insert delayed to be executed. +select a from t1; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; + +--echo # On node-2 +--connection node_2 +select * from t1; +select * from t1; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; +insert delayed into t1 values (4); +--sleep 5 # Wait for insert delayed to be executed. +select a from t1; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; + +drop table t1; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; + +--echo # On node-1 +--connection node_1 +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; + +# +# Test of min result data unit size changing +# +--echo # On node-2 +--connection node_2 +show global variables like "query_cache_min_res_unit"; +set GLOBAL query_cache_min_res_unit=1001; +show global variables like "query_cache_min_res_unit"; + +--echo # On node-1 +--connection node_1 +show global variables like "query_cache_min_res_unit"; +set GLOBAL query_cache_min_res_unit=1001; +show global variables like "query_cache_min_res_unit"; +create table t1 (a int not null) engine=innodb; +insert into t1 values (1),(2),(3); +create table t2 (a int not null) engine=innodb; +insert into t2 values (1),(2),(3); +select * from t1; +select * from t1; +select * from t2; +select * from t2; +show status like "Qcache_hits"; +show status like "Qcache_queries_in_cache"; + +--echo # On node-2 +--connection node_2 +select * from t1; +select * from t1; +select * from t2; +select * from t2; +show status like "Qcache_hits"; +show status like "Qcache_queries_in_cache"; +drop table t1; +select a from t2; +select a from t2; +show status like "Qcache_hits"; +show status like "Qcache_queries_in_cache"; +set GLOBAL query_cache_min_res_unit=default; +show global variables like "query_cache_min_res_unit"; + +--echo # On node-1 +--connection node_1 +select a from t2; +select a from t2; +show status like "Qcache_hits"; +show status like "Qcache_queries_in_cache"; +drop table t2; +set GLOBAL query_cache_min_res_unit=default; +show global variables like "query_cache_min_res_unit"; + +# +# Case sensitive test +# +--echo # On node-1 +--connection node_1 +create table t1 (a int not null) engine=innodb; +insert into t1 values (1); +select "aaa" from t1; +select "AAA" from t1; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; + +--echo # On node-2 +--connection node_2 +select "aaa" from t1; +select "AAA" from t1; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; +drop table t1; + +# +# Test of query cache resizing +# +--echo # On node-1 +--connection node_1 +create table t1 (a int) engine=innodb; +set GLOBAL query_cache_size=1000; +show global variables like "query_cache_size"; +select * from t1; +set GLOBAL query_cache_size=1024; +show global variables like "query_cache_size"; +select * from t1; +set GLOBAL query_cache_size=10240; +show global variables like "query_cache_size"; +select * from t1; +set GLOBAL query_cache_size=20480; +show global variables like "query_cache_size"; +select * from t1; +set GLOBAL query_cache_size=40960; +show global variables like "query_cache_size"; +select * from t1; +set GLOBAL query_cache_size=51200; +show global variables like "query_cache_size"; +select * from t1; +set GLOBAL query_cache_size=61440; +show global variables like "query_cache_size"; +select * from t1; +set GLOBAL query_cache_size=81920; +show global variables like "query_cache_size"; +select * from t1; +set GLOBAL query_cache_size=102400; +show global variables like "query_cache_size"; +select * from t1; + +--echo # On node-2 +--connection node_2 +set GLOBAL query_cache_size=1000; +show global variables like "query_cache_size"; +select * from t1; +set GLOBAL query_cache_size=1024; +show global variables like "query_cache_size"; +select * from t1; +set GLOBAL query_cache_size=10240; +show global variables like "query_cache_size"; +select * from t1; +set GLOBAL query_cache_size=20480; +show global variables like "query_cache_size"; +select * from t1; +set GLOBAL query_cache_size=40960; +show global variables like "query_cache_size"; +select * from t1; +set GLOBAL query_cache_size=51200; +show global variables like "query_cache_size"; +select * from t1; +set GLOBAL query_cache_size=61440; +show global variables like "query_cache_size"; +select * from t1; +set GLOBAL query_cache_size=81920; +show global variables like "query_cache_size"; +select * from t1; +set GLOBAL query_cache_size=102400; +show global variables like "query_cache_size"; +select * from t1; + +drop table t1; + +# +# Temporary tables (ignored by Galera) +# +--echo # On node-1 +--connection node_1 +set GLOBAL query_cache_size=1048576; +create table t1 (i int not null) engine=innodb; +create table t2 (i int not null) engine=innodb; +select * from t1; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; +create temporary table t3 (i int not null); +select * from t2; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; +select * from t3; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; +update t1 set i=(select distinct 1 from (select * from t2) a); +drop table t3; + +--echo # On node-2 +--connection node_2 +set GLOBAL query_cache_size=1048576; +select * from t1; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; +select * from t2; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; + +drop table t1, t2; + +# +# System databse test (no need to perform it on node_2) +# Note: Queries on system tables are not cached. +# +--echo # On node-1 +--connection node_1 +use mysql; +disable_result_log; +select * from db; +enable_result_log; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; +use test; +disable_result_log; +select * from mysql.db; +enable_result_log; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; + +# +# Simple rename test +# +--echo # On node-1 +--connection node_1 +create table t1(id int auto_increment primary key) engine=innodb; +insert into t1 values (1), (2), (3); +select * from t1; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; + +--echo # On node-2 +--connection node_2 +select * from t1; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; + +--echo # On node-1 +--connection node_1 +alter table t1 rename to t2; +--error ER_NO_SUCH_TABLE +select * from t1; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; + +--echo # On node-2 +--connection node_2 +--error ER_NO_SUCH_TABLE +select * from t1; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; +drop table t2; + +# +# Load data invalidation test +# +--echo # On node-1 +--connection node_1 +create table t1 (word char(20) not null) engine=innodb; +select * from t1; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; +--replace_result $MYSQLTEST_VARDIR MYSQLTEST_VARDIR +eval load data infile '$MYSQLTEST_VARDIR/std_data/words.dat' into table t1; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; +select count(*) from t1; + +# Wait for "load data" to replicate. +--sleep 5 + +--echo # On node-2 +--connection node_2 +select count(*) from t1; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; +--replace_result $MYSQLTEST_VARDIR MYSQLTEST_VARDIR +eval load data infile '$MYSQLTEST_VARDIR/std_data/words.dat' into table t1; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; +select count(*) from t1; + +drop table t1; + +# +# INTO OUTFILE/DUMPFILE test +# +--echo # On node-1 +--connection node_1 +create table t1 (a int) engine=innodb; +insert into t1 values (1),(2),(3); +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; +select * from t1 into outfile "query_cache.out.file"; +--error ER_FILE_EXISTS_ERROR +select * from t1 into outfile "query_cache.out.file"; +select * from t1 limit 1 into dumpfile "query_cache.dump.file"; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; +drop table t1; +let $datadir=`select @@datadir`; +--remove_file $datadir/test/query_cache.dump.file +--remove_file $datadir/test/query_cache.out.file + +# +# Test of SQL_SELECT_LIMIT +# +--echo # On node-1 +--connection node_1 +create table t1 (a int) engine=innodb; +insert into t1 values (1),(2); +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; +select * from t1; +SET SQL_SELECT_LIMIT=1; +select * from t1; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; +SET SQL_SELECT_LIMIT=DEFAULT; + +--echo # On node-2 +--connection node_2 +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; +select * from t1; +SET SQL_SELECT_LIMIT=1; +select * from t1; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; +SET SQL_SELECT_LIMIT=DEFAULT; + +drop table t1; + +# +# WRITE LOCK & QC +# +--echo # On node-1 +--connection node_1 +create table t1 (a int not null) engine=innodb; +create table t2 (a int not null) engine=innodb; + +set query_cache_wlock_invalidate=1; +create view v1 as select * from t1; +select * from t1; +select * from t2; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; +lock table t1 write, t2 read; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; +unlock table; +select * from t1; +# Implicit locking of t1 does not invalidate QC +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; +lock table v1 write; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; +unlock table; +drop view v1; +set query_cache_wlock_invalidate=default; + +--echo # On node-2 +--connection node_2 +set query_cache_wlock_invalidate=1; +create view v1 as select * from t1; +select * from t1; +select * from t2; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; +lock table t1 write, t2 read; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; +unlock table; +select * from t1; +# Implicit locking of t1 does not invalidate QC +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; +lock table v1 write; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_hits"; +unlock table; +drop view v1; +set query_cache_wlock_invalidate=default; + +drop table t1,t2; + +# +# Hiding real table stored in query cache by temporary table +# +--echo # On node-1 +--connection node_1 +create table t1 (id int primary key) engine=innodb; +insert into t1 values (1),(2),(3); +select * from t1; +create temporary table t1 (a int not null auto_increment primary key); +select * from t1; +drop table t1; +drop table t1; + +# +# Test character set related variables: +# character_set_result +# character_set_client +# charactet_set_connection/collation_connection +# If at least one of the above variables has changed, +# the cached query can't be reused. In the below test +# absolutely the same query is used several times, +# SELECT should fetch different results for every instance. +# No hits should be produced. +# New cache entry should appear for every SELECT. +# + +--echo # On node-1 +--connection node_1 +SET NAMES koi8r; +CREATE TABLE t1 (a char(1) character set koi8r) engine=innodb; +INSERT INTO t1 VALUES (_koi8r'á'),(_koi8r'Á'); +# +# Run select +# +SELECT a,'Â','â'='Â' FROM t1; +show status like "Qcache_hits"; +show status like "Qcache_queries_in_cache"; +# +# Change collation_connection and run the same query again +# +set collation_connection=koi8r_bin; +SELECT a,'Â','â'='Â' FROM t1; +show status like "Qcache_hits"; +show status like "Qcache_queries_in_cache"; +# +# Now change character_set_client and run the same query again +# +set character_set_client=cp1251; +SELECT a,'Â','â'='Â' FROM t1; +show status like "Qcache_hits"; +show status like "Qcache_queries_in_cache"; +# +# And finally change character_set_results and run the same query again +# +set character_set_results=cp1251; +SELECT a,'Â','â'='Â' FROM t1; +show status like "Qcache_hits"; +show status like "Qcache_queries_in_cache"; +SET NAMES default; + +--echo # On node-2 +--connection node_2 +# +# Run select +# +SELECT a,'Â','â'='Â' FROM t1; +show status like "Qcache_hits"; +show status like "Qcache_queries_in_cache"; +# +# Change collation_connection and run the same query again +# +set collation_connection=koi8r_bin; +SELECT a,'Â','â'='Â' FROM t1; +show status like "Qcache_hits"; +show status like "Qcache_queries_in_cache"; +# +# Now change character_set_client and run the same query again +# +set character_set_client=cp1251; +SELECT a,'Â','â'='Â' FROM t1; +show status like "Qcache_hits"; +show status like "Qcache_queries_in_cache"; +# +# And finally change character_set_results and run the same query again +# +set character_set_results=cp1251; +SELECT a,'Â','â'='Â' FROM t1; +show status like "Qcache_hits"; +show status like "Qcache_queries_in_cache"; + +drop table t1; + +# +# Comments before command +# +--echo # On node-1 +--connection node_1 +create table t1 (a int) engine=innodb; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_inserts"; +show status like "Qcache_hits"; +/**/ select * from t1; +/**/ select * from t1; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_inserts"; +show status like "Qcache_hits"; + +--echo # On node-2 +--connection node_2 +show status like "Qcache_queries_in_cache"; +show status like "Qcache_inserts"; +show status like "Qcache_hits"; +/**/ select * from t1; +/**/ select * from t1; +show status like "Qcache_queries_in_cache"; +show status like "Qcache_inserts"; +show status like "Qcache_hits"; + +drop table t1; + +# +# Information schema & query cache test +# +--echo # On node-1 +--connection node_1 +set session query_cache_type = 2; +create table t1(a int) engine=innodb; +select table_name from information_schema.tables +where table_schema="test"; +drop table t1; +select table_name from information_schema.tables +where table_schema="test"; +# Bug #8480: REPAIR TABLE needs to flush the table from the query cache +set session query_cache_type = 1; +set global query_cache_size=1024*1024; +flush query cache; +create table t1 ( a int ) engine=myisam; # myisam for repair tables +insert into t1 values (1); +select a from t1; +select a from t1; +show status like 'qcache_queries_in_cache'; +show status like "Qcache_hits"; +repair table t1; +show status like 'qcache_queries_in_cache'; +show status like "Qcache_hits"; + +--echo # On node-2 +--connection node_2 +select a from t1; +select a from t1; +show status like 'qcache_queries_in_cache'; +show status like "Qcache_hits"; +repair table t1; +show status like 'qcache_queries_in_cache'; +show status like "Qcache_hits"; +drop table t1; + +--echo # Restore original settings. +--echo # On node-1 +--connection node_1 +SET GLOBAL query_cache_size=@query_cache_size_saved; +SET GLOBAL query_cache_type=@query_cache_type_saved; +--echo +--echo # On node-2 +--connection node_2 +SET GLOBAL query_cache_size=@query_cache_size_saved; +SET GLOBAL query_cache_type=@query_cache_type_saved; + +--echo # End of test diff --git a/sql/wsrep_check_opts.cc b/sql/wsrep_check_opts.cc index 5ec18c79978..75894061d3f 100644 --- a/sql/wsrep_check_opts.cc +++ b/sql/wsrep_check_opts.cc @@ -44,8 +44,10 @@ static struct opt opts[] = { "wsrep_sst_receive_address","AUTO"}, // mysqld.cc { "binlog_format", "ROW" }, // mysqld.cc { "wsrep_provider", "none" }, // mysqld.cc +#if 0 { "query_cache_type", "0" }, // mysqld.cc { "query_cache_size", "0" }, // mysqld.cc +#endif { "locked_in_memory", "0" }, // mysqld.cc { "wsrep_cluster_address", "0" }, // mysqld.cc { "locks_unsafe_for_binlog", "0" }, // ha_innodb.cc @@ -61,8 +63,10 @@ enum WSREP_SST_RECEIVE_ADDRESS, BINLOG_FORMAT, WSREP_PROVIDER, +#if 0 QUERY_CACHE_TYPE, QUERY_CACHE_SIZE, +#endif LOCKED_IN_MEMORY, WSREP_CLUSTER_ADDRESS, LOCKS_UNSAFE_FOR_BINLOG, diff --git a/sql/wsrep_mysqld.cc b/sql/wsrep_mysqld.cc index f2ef776e5a0..d59c9cd65d0 100644 --- a/sql/wsrep_mysqld.cc +++ b/sql/wsrep_mysqld.cc @@ -254,7 +254,13 @@ wsrep_view_handler_cb (void* app_ctx, wsrep_cluster_size, wsrep_local_index, view->proto_ver); /* Proceed further only if view is PRIMARY */ - if (WSREP_VIEW_PRIMARY != view->status) { + if (WSREP_VIEW_PRIMARY != view->status) + { +#ifdef HAVE_QUERY_CACHE + // query cache must be initialised by now + query_cache.flush(); +#endif /* HAVE_QUERY_CACHE */ + wsrep_ready_set(FALSE); new_status= WSREP_MEMBER_UNDEFINED; /* Always record local_uuid and local_seqno in non-prim since this