diff options
Diffstat (limited to 'mysql-test/t/status.test')
| -rw-r--r-- | mysql-test/t/status.test | 94 |
1 files changed, 92 insertions, 2 deletions
diff --git a/mysql-test/t/status.test b/mysql-test/t/status.test index 33bba3a626a..25bf2a6ee61 100644 --- a/mysql-test/t/status.test +++ b/mysql-test/t/status.test @@ -1,3 +1,6 @@ +# This test requires that --log-output includes 'table', and the general +# log is on + # embedded server causes different stat -- source include/not_embedded.inc @@ -8,29 +11,58 @@ connect (con1,localhost,root,,); connect (con2,localhost,root,,); flush status; + +# Logging to the general query log table (--log-output=table --log) increments +# Table_locks_immediate with each query, so here Immediate becomes 1 show status like 'Table_lock%'; +# ++Immediate = 2 +select * from information_schema.session_status where variable_name like 'Table_lock%'; + connection con1; +# ++Immediate = 3 SET SQL_LOG_BIN=0; +set @old_general_log = @@global.general_log; +set global general_log = 'OFF'; --disable_warnings +# ++Immediate = 4 drop table if exists t1; --enable_warnings +# ++Immediate = 5 create table t1(n int) engine=myisam; +# Immediate + 2 = 7 insert into t1 values(1); + connection con2; +# Immediate + 2 = 9 lock tables t1 read; +# ++Immediate = 10 unlock tables; +# Immediate + 2 = 12 lock tables t1 read; + connection con1; +# ++Immediate = 13 +let $ID= `select connection_id()`; +# ++Immediate = 14 (Not +2, because this increments Table_locks_waited) --send update t1 set n = 3; + connection con2; -sleep 1; +# wait for the other query to start executing +let $wait_condition= select 1 from INFORMATION_SCHEMA.PROCESSLIST where ID = $ID and STATE = "Locked"; +# Immediate = 14 + $wait_condition_reps ($wait_timeout is 0, so no extra select +# is done inside wait_condition.inc) +--source include/wait_condition.inc +# ++Immediate = 15 + $wait_condition_reps unlock tables; + connection con1; reap; -show status like 'Table_lock%'; +# ++Immediate = 16 + $wait_condition_reps +show status like 'Table_locks_waited'; drop table t1; +set global general_log = @old_general_log; disconnect con2; disconnect con1; @@ -44,6 +76,19 @@ connection default; select 1; show status like 'last_query_cost'; +create table t1 (a int); +insert into t1 values (1),(2),(3),(4),(5),(6),(7),(8),(9),(10); +insert into t1 values (1),(2),(3),(4),(5),(6),(7),(8),(9),(10); +insert into t1 values (1),(2),(3),(4),(5),(6),(7),(8),(9),(10); +insert into t1 values (1),(2),(3),(4),(5),(6),(7),(8),(9),(10); +insert into t1 values (1),(2),(3),(4),(5),(6),(7),(8),(9),(10); +select * from t1 where a=6; +show status like 'last_query_cost'; +# Ensure value dosn't change by second status call +show status like 'last_query_cost'; +select 1; +show status like 'last_query_cost'; +drop table t1; # # Test for Bug #15933 max_used_connections is wrong after FLUSH STATUS @@ -85,6 +130,7 @@ while ($wait_more) # Prerequisite. SHOW STATUS LIKE 'max_used_connections'; +SELECT * FROM INFORMATION_SCHEMA.SESSION_STATUS WHERE VARIABLE_NAME LIKE 'max_used_connections'; # Save original setting. SET @save_thread_cache_size=@@thread_cache_size; @@ -98,6 +144,7 @@ disconnect con2; # Check that max_used_connections still reflects maximum value. SHOW STATUS LIKE 'max_used_connections'; +SELECT * FROM INFORMATION_SCHEMA.SESSION_STATUS WHERE VARIABLE_NAME LIKE 'max_used_connections'; # Check that after flush max_used_connections equals to current number # of connections. First wait for previous disconnect to finish. @@ -121,15 +168,18 @@ while ($wait_more) --enable_result_log # Check that we don't count disconnected thread any longer. SHOW STATUS LIKE 'max_used_connections'; +SELECT * FROM INFORMATION_SCHEMA.SESSION_STATUS WHERE VARIABLE_NAME LIKE 'max_used_connections'; # Check that max_used_connections is updated when cached thread is # reused... connect (con2,localhost,root,,); SHOW STATUS LIKE 'max_used_connections'; +SELECT * FROM INFORMATION_SCHEMA.SESSION_STATUS WHERE VARIABLE_NAME LIKE 'max_used_connections'; # ...and when new thread is created. connect (con3,localhost,root,,); SHOW STATUS LIKE 'max_used_connections'; +SELECT * FROM INFORMATION_SCHEMA.SESSION_STATUS WHERE VARIABLE_NAME LIKE 'max_used_connections'; # Restore original setting. connection default; @@ -172,3 +222,43 @@ DROP TABLE t1; # End of 5.0 tests + +# +# Ensure that SHOW STATUS only changes global status variables +# + +connect (con1,localhost,root,,); +let $rnd_next = `show global status like 'handler_read_rnd_next'`; +let $tmp_table = `show global status like 'Created_tmp_tables'`; +show status like 'com_show_status'; +show status like 'hand%write%'; +show status like '%tmp%'; +show status like 'hand%write%'; +show status like '%tmp%'; +show status like 'com_show_status'; +let $rnd_next2 = `show global status like 'handler_read_rnd_next'`; +let $tmp_table2 = `show global status like 'Created_tmp_tables'`; +--disable_query_log +eval select substring_index('$rnd_next2',0x9,-1)-substring_index('$rnd_next',0x9,-1) as rnd_diff, substring_index('$tmp_table2',0x9,-1)-substring_index('$tmp_table',0x9,-1) as tmp_table_diff; +--enable_query_log + +# +# Bug#30252 Com_create_function is not incremented. +# +show global status like 'Com%function%'; + +DELIMITER //; +create function f1 (x INTEGER) returns integer + begin + declare ret integer; + set ret = x * 10; + return ret; + end // +DELIMITER ;// + +drop function f1; + +show global status like 'Com%function%'; + + +# End of 5.1 tests |