mariadb/mysql-test/suite/percona/percona_processlist_row_stats.test

# Testing of INFORMATION_SCHEMA.PROCESSLIST fields ROWS_SENT, ROWS_EXAMINED, ROWS_READ
--source include/have_debug_sync.inc

--disable_warnings
DROP TABLE IF EXISTS t1;
DROP TABLE IF EXISTS t2;
--enable_warnings

CREATE TABLE t2 (a INT);
INSERT INTO t2 VALUES(10);
INSERT INTO t2 VALUES(10);
INSERT INTO t2 VALUES(20);
INSERT INTO t2 VALUES(10);
INSERT INTO t2 VALUES(20);

--connect (conn1, localhost, root, ,)
--connect (conn2, localhost, root, ,)

--connection conn1
SET DEBUG_SYNC= 'locked_table_name SIGNAL thread1_ready WAIT_FOR threads_dumped';
send CREATE TABLE t1 (a INT);
--connection default
SET DEBUG_SYNC= 'now WAIT_FOR thread1_ready';

--connection conn2
SET DEBUG_SYNC= 'execute_command_after_close_tables SIGNAL thread2_ready WAIT_FOR threads_dumped';
send SELECT a FROM t2 WHERE a > 15;
--connection default
SET DEBUG_SYNC= 'now WAIT_FOR thread2_ready';

--source include/percona_processlist_row_stats_show.inc

--connection conn1
reap;
--connection conn2
reap;

--connection conn1
SET DEBUG_SYNC= 'sent_row SIGNAL thread1_ready WAIT_FOR threads_dumped';
send SELECT a FROM t2 WHERE a < 15;
--connection default
SET DEBUG_SYNC= 'now WAIT_FOR thread1_ready';

--connection conn2
SET DEBUG_SYNC= 'sent_row SIGNAL thread2_ready WAIT_FOR threads_dumped';
send SELECT a FROM t2 WHERE a > 15;
--connection default
SET DEBUG_SYNC= 'now WAIT_FOR thread2_ready';

--source include/percona_processlist_row_stats_show.inc

--connection conn1
reap;
--connection conn2
reap;

--connection conn1
SET DEBUG_SYNC= 'execute_command_after_close_tables SIGNAL thread1_ready WAIT_FOR threads_dumped';
send UPDATE t2 SET a = 15 WHERE a = 20;
--connection default
SET DEBUG_SYNC= 'now WAIT_FOR thread1_ready';

--connection conn2
SET DEBUG_SYNC= 'execute_command_after_close_tables SIGNAL thread2_ready WAIT_FOR threads_dumped';
send UPDATE t2 SET a = 15 WHERE a = 10;
--connection default
SET DEBUG_SYNC= 'now WAIT_FOR thread2_ready';

--source include/percona_processlist_row_stats_show.inc

--connection conn1
reap;
--connection conn2
reap;

--connection default
disconnect conn1;
disconnect conn2;
DROP TABLES t1, t2;