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Diffstat (limited to 'mysql-test/t/view_multi.test')
-rw-r--r-- | mysql-test/t/view_multi.test | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/mysql-test/t/view_multi.test b/mysql-test/t/view_multi.test new file mode 100644 index 00000000000..a61e7738095 --- /dev/null +++ b/mysql-test/t/view_multi.test @@ -0,0 +1,110 @@ +# +# QQ: Should we find a better place for this test? +# May be binlog or rpl suites ? +# +--source include/have_log_bin.inc +--source include/have_binlog_format_mixed_or_statement.inc + +# +# Bug #25144 "replication / binlog with view breaks". +# Statements that used views didn't ensure that view were not modified +# during their execution. Indeed this led to incorrect binary log with +# statement based logging. +# +--disable_parsing +drop table if not exists t1, t2; +drop view if exists v1; +--enable_parsing + +# We are going to use binary log later to check that statements are +# logged in proper order, so it is good idea to reset it here. +reset master; + +connect (addconn1,localhost,root,,); +connect (addconn2,localhost,root,,); +connection default; + +create table t1 (i int); +create table t2 (i int); +create view v1 as select * from t1; + +# First we try to concurrently execute statement that uses view +# and statement that drops it. We use "user" locks as means to +# suspend execution of first statement once it opens our view. +select get_lock("lock_bg25144", 1); + +connection addconn1; +--send insert into v1 values (get_lock("lock_bg25144", 100)); + +connection addconn2; +let $wait_condition= + select count(*) = 1 from information_schema.processlist + where state = "User lock" and info like "insert into v1 %lock_bg25144%"; +--source include/wait_condition.inc +--send drop view v1; + +connection default; +let $wait_condition= + select count(*) = 1 from information_schema.processlist + where state = "Waiting for table" and info = "drop view v1"; +--source include/wait_condition.inc + +select release_lock("lock_bg25144"); + +connection addconn1; +--reap +select release_lock("lock_bg25144"); + +connection addconn2; +--reap + +connection default; +# Check that insertion through view did happen. +select * from t1; +# At the end of test we will check that statements were +# logged in proper order. + +# Now we will repeat the test by trying concurrently execute +# statement that uses a view and statement that alters it. +create view v1 as select * from t1; + +select get_lock("lock_bg25144", 1); + +connection addconn1; +--send insert into v1 values (get_lock("lock_bg25144", 100)); + +connection addconn2; +let $wait_condition= + select count(*) = 1 from information_schema.processlist + where state = "User lock" and info like "insert into v1 %lock_bg25144%"; +--source include/wait_condition.inc +--send alter view v1 as select * from t2; + +connection default; +let $wait_condition= + select count(*) = 1 from information_schema.processlist + where state = "Waiting for table" and + info = "alter view v1 as select * from t2"; +--source include/wait_condition.inc + +select release_lock("lock_bg25144"); + +connection addconn1; +--reap +select release_lock("lock_bg25144"); + +connection addconn2; +--reap + +connection default; + +# Second insertion should go to t1 as well. +select * from t1; +select * from t2; + +# Now let us check that statements were logged in proper order +--replace_column 2 # 5 # +show binlog events in 'master-bin.000001' from 107; + +drop table t1, t2; +drop view v1; |