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MDEV-4412 : SLOW QUERY LOG - add affected rows (UPDATE / DELETE) in slow query log

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Added Rows_affected to slow query log & mysql.slow_log table.
This commit is contained in:
Nirbhay Choubey
2014-11-30 21:13:41 -05:00
parent b16b072186
commit 2b40a389a5
12 changed files with 70 additions and 38 deletions
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40
mysql-test/r/log_tables.result
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@ -17,7 +17,7 @@ event_time user_host thread_id server_id command_type argument
TIMESTAMP USER_HOST THREAD_ID 1 Query select * from general_log
truncate table slow_log;
select * from slow_log;
start_time user_host query_time lock_time rows_sent rows_examined db last_insert_id insert_id server_id sql_text thread_id
start_time user_host query_time lock_time rows_sent rows_examined db last_insert_id insert_id server_id sql_text thread_id rows_affected
truncate table general_log;
select * from general_log where argument like '%general_log%';
event_time user_host thread_id server_id command_type argument
@ -82,7 +82,8 @@ slow_log CREATE TABLE `slow_log` (
`insert_id` int(11) NOT NULL,
`server_id` int(10) unsigned NOT NULL,
`sql_text` mediumtext NOT NULL,
`thread_id` bigint(21) unsigned NOT NULL
`thread_id` bigint(21) unsigned NOT NULL,
`rows_affected` int(11) NOT NULL
) ENGINE=CSV DEFAULT CHARSET=utf8 COMMENT='Slow log'
show fields from mysql.slow_log;
Field Type Null Key Default Extra
@ -98,6 +99,7 @@ insert_id int(11) NO NULL
server_id int(10) unsigned NO NULL
sql_text mediumtext NO NULL
thread_id bigint(21) unsigned NO NULL
rows_affected int(11) NO NULL
flush logs;
flush tables;
SET GLOBAL GENERAL_LOG=ON;
@ -148,8 +150,8 @@ select sleep(2);
sleep(2)
0
select * from mysql.slow_log;
start_time user_host query_time lock_time rows_sent rows_examined db last_insert_id insert_id server_id sql_text thread_id
TIMESTAMP USER_HOST QUERY_TIME 00:00:00.000000 1 0 mysql 0 0 1 select sleep(2) THREAD_ID
start_time user_host query_time lock_time rows_sent rows_examined db last_insert_id insert_id server_id sql_text thread_id rows_affected
TIMESTAMP USER_HOST QUERY_TIME 00:00:00.000000 1 0 mysql 0 0 1 select sleep(2) THREAD_ID 0
set @@session.long_query_time = @saved_long_query_time;
alter table mysql.general_log engine=myisam;
ERROR HY000: You cannot 'ALTER' a log table if logging is enabled
@ -187,7 +189,8 @@ slow_log CREATE TABLE `slow_log` (
`insert_id` int(11) NOT NULL,
`server_id` int(10) unsigned NOT NULL,
`sql_text` mediumtext NOT NULL,
`thread_id` bigint(21) unsigned NOT NULL
`thread_id` bigint(21) unsigned NOT NULL,
`rows_affected` int(11) NOT NULL
) ENGINE=CSV DEFAULT CHARSET=utf8 COMMENT='Slow log'
alter table mysql.general_log engine=myisam;
alter table mysql.slow_log engine=myisam;
@ -215,7 +218,8 @@ slow_log CREATE TABLE `slow_log` (
`insert_id` int(11) NOT NULL,
`server_id` int(10) unsigned NOT NULL,
`sql_text` mediumtext NOT NULL,
`thread_id` bigint(21) unsigned NOT NULL
`thread_id` bigint(21) unsigned NOT NULL,
`rows_affected` int(11) NOT NULL
) ENGINE=MyISAM DEFAULT CHARSET=utf8 COMMENT='Slow log'
set global general_log='ON';
set global slow_query_log='ON';
@ -286,7 +290,8 @@ ON UPDATE CURRENT_TIMESTAMP,
`insert_id` int(11) NOT NULL,
`server_id` int(10) unsigned NOT NULL,
`sql_text` mediumtext NOT NULL,
`thread_id` BIGINT(21) UNSIGNED NOT NULL
`thread_id` BIGINT(21) UNSIGNED NOT NULL,
`rows_affected` int(11) NOT NULL
) ENGINE=CSV DEFAULT CHARSET=utf8 COMMENT='Slow log';
set global general_log='ON';
set global slow_query_log='ON';
@ -313,7 +318,7 @@ event_time user_host thread_id server_id command_type argument
TIMESTAMP USER_HOST THREAD_ID 1 Query select * from general_log
truncate table slow_log;
select * from slow_log;
start_time user_host query_time lock_time rows_sent rows_examined db last_insert_id insert_id server_id sql_text thread_id
start_time user_host query_time lock_time rows_sent rows_examined db last_insert_id insert_id server_id sql_text thread_id rows_affected
create table general_log_new like general_log;
rename table general_log TO renamed_general_log, general_log_new TO general_log;
create table slow_log_new like slow_log;
@ -334,9 +339,9 @@ TIMESTAMP USER_HOST THREAD_ID 1 Query select * from slow_log
TIMESTAMP USER_HOST THREAD_ID 1 Query create table general_log_new like general_log
TIMESTAMP USER_HOST THREAD_ID 1 Query rename table general_log TO renamed_general_log, general_log_new TO general_log
select * from slow_log;
start_time user_host query_time lock_time rows_sent rows_examined db last_insert_id insert_id server_id sql_text thread_id
start_time user_host query_time lock_time rows_sent rows_examined db last_insert_id insert_id server_id sql_text thread_id rows_affected
select * from renamed_slow_log;
start_time user_host query_time lock_time rows_sent rows_examined db last_insert_id insert_id server_id sql_text thread_id
start_time user_host query_time lock_time rows_sent rows_examined db last_insert_id insert_id server_id sql_text thread_id rows_affected
set global general_log='OFF';
RENAME TABLE general_log TO general_log2;
set global slow_query_log='OFF';
@ -429,10 +434,10 @@ SELECT "My own slow query", sleep(2);
My own slow query sleep(2)
My own slow query 0
SELECT * FROM mysql.slow_log WHERE seq >= 2 LIMIT 3;
start_time user_host query_time lock_time rows_sent rows_examined db last_insert_id insert_id server_id sql_text thread_id seq
START_TIME USER_HOST QUERY_TIME 00:00:00.000000 1 0 test 0 0 1 SELECT "My own slow query", sleep(2) 3 2
START_TIME USER_HOST QUERY_TIME 00:00:00.000000 1 0 test 0 0 1 SELECT "My own slow query", sleep(2) 3 3
START_TIME USER_HOST QUERY_TIME 00:00:00.000000 1 0 test 0 0 1 SELECT "My own slow query", sleep(2) 3 4
start_time user_host query_time lock_time rows_sent rows_examined db last_insert_id insert_id server_id sql_text thread_id rows_affected seq
START_TIME USER_HOST QUERY_TIME 00:00:00.000000 1 0 test 0 0 1 SELECT "My own slow query", sleep(2) 3 0 2
START_TIME USER_HOST QUERY_TIME 00:00:00.000000 1 0 test 0 0 1 SELECT "My own slow query", sleep(2) 3 0 3
START_TIME USER_HOST QUERY_TIME 00:00:00.000000 1 0 test 0 0 1 SELECT "My own slow query", sleep(2) 3 0 4
SET GLOBAL slow_query_log = 0;
SET SESSION long_query_time =@saved_long_query_time;
FLUSH LOGS;
@ -550,7 +555,7 @@ CREATE procedure `db_17876.archiveSlowLog`()
BEGIN
DECLARE start_time, query_time, lock_time CHAR(28);
DECLARE user_host MEDIUMTEXT;
DECLARE rows_set, rows_examined, last_insert_id, insert_id, server_id INT;
DECLARE rows_set, rows_examined, last_insert_id, insert_id, server_id, rows_affected INT;
DECLARE thread_id BIGINT UNSIGNED;
DECLARE dbname MEDIUMTEXT;
DECLARE sql_text BLOB;
@ -565,14 +570,15 @@ DECLARE CONTINUE HANDLER FOR ER_SP_FETCH_NO_DATA SET done = 1;
FETCH cur1 INTO
start_time, user_host, query_time, lock_time,
rows_set, rows_examined, dbname, last_insert_id,
insert_id, server_id, sql_text, thread_id;
insert_id, server_id, sql_text, thread_id, rows_affected;
END;
IF NOT done THEN
BEGIN
INSERT INTO
`db_17876.slow_log_data`
VALUES(start_time, user_host, query_time, lock_time, rows_set, rows_examined,
dbname, last_insert_id, insert_id, server_id, sql_text, thread_id);
dbname, last_insert_id, insert_id, server_id, sql_text, thread_id,
rows_affected);
END;
END IF;
END;