#
# WL#6965: Truncate UNDO logs.
#

--source include/have_innodb.inc
# This test is restarting the server.
--source include/not_embedded.inc
# With larger innodb_page_size, the undo log tablespaces do not grow enough.
--source include/have_innodb_max_16k.inc
--source include/have_undo_tablespaces.inc

SET GLOBAL innodb_fast_shutdown=0;
--let $restart_parameters=--innodb_undo_tablespaces=2 --innodb_undo_logs=4
--source include/restart_mysqld.inc

#-----------------------------------------------------------------------------
#
# Perform DML action using multiple clients and multiple undo tablespace.
#
#
create table t1(keyc int primary key, c char(100)) engine = innodb;
create table t2(keyc int primary key, c char(100)) engine = innodb;
#
delimiter |;
CREATE PROCEDURE populate_t1()
BEGIN
        DECLARE i INT DEFAULT 1;
        while (i <= 20000) DO
                insert into t1 values (i, 'a');
                SET i = i + 1;
        END WHILE;
END |
delimiter ;|
#
delimiter |;
CREATE PROCEDURE populate_t2()
BEGIN
        DECLARE i INT DEFAULT 1;
        while (i <= 20000) DO
                insert into t2 values (i, 'a');
                SET i = i + 1;
        END WHILE;
END |
delimiter ;|
#
#
connect (con1,localhost,root,,);
begin;
send call populate_t1();

connect (con2,localhost,root,,);
begin;
send call populate_t2();

connection con1; reap; send update t1 set c = 'mysql';
connection con2; reap; send update t2 set c = 'mysql';
connection con1; reap; send update t1 set c = 'oracle';
connection con2; reap; send update t2 set c = 'oracle';
connection con1; reap; send delete from t1;
connection con2; reap; send delete from t2;
connection con1; reap; commit; disconnect con1;
connection con2; reap; commit; disconnect con2;

connection default;
drop table t1, t2;
drop PROCEDURE populate_t1;
drop PROCEDURE populate_t2;

SET GLOBAL innodb_fast_shutdown=0;
SET GLOBAL innodb_undo_log_truncate=1;
SET GLOBAL innodb_purge_rseg_truncate_frequency=1;

--source include/restart_mysqld.inc

let SEARCH_FILE = $MYSQLTEST_VARDIR/log/mysqld.1.err;
let SEARCH_PATTERN = Truncating UNDO tablespace 1;
--source include/search_pattern_in_file.inc