diff options
Diffstat (limited to 'mysql-test/t/ps_ddl.test')
-rw-r--r-- | mysql-test/t/ps_ddl.test | 57 |
1 files changed, 56 insertions, 1 deletions
diff --git a/mysql-test/t/ps_ddl.test b/mysql-test/t/ps_ddl.test index fe17bca1eba..e00d63aaedc 100644 --- a/mysql-test/t/ps_ddl.test +++ b/mysql-test/t/ps_ddl.test @@ -642,6 +642,9 @@ deallocate prepare stmt; --echo Part 16: VIEW -> TEMPORARY TABLE transitions --echo ===================================================================== +--echo # +--echo # Test 1: Merged view +--echo # create table t2 (a int); insert into t2 (a) values (1); create view t1 as select * from t2; @@ -651,9 +654,39 @@ execute stmt; call p_verify_reprepare_count(0); create temporary table t1 (a int); +# t1 still refers to the view - no reprepare has been done. execute stmt; -call p_verify_reprepare_count(1); +call p_verify_reprepare_count(0); + +drop view t1; +# t1 still refers to the, now deleted, view - no reprepare has been done. +--error ER_NO_SUCH_TABLE +execute stmt; +call p_verify_reprepare_count(0); + +drop table t2; +drop temporary table t1; +deallocate prepare stmt; + +--echo # +--echo # Test 2: Materialized view +--echo # +create table t2 (a int); +insert into t2 (a) values (1); +create algorithm = temptable view t1 as select * from t2; + +prepare stmt from "select * from t1"; +execute stmt; +call p_verify_reprepare_count(0); + +create temporary table t1 (a int); +# t1 still refers to the view - no reprepare has been done. +execute stmt; +call p_verify_reprepare_count(0); + drop view t1; +# t1 still refers to the, now deleted, view - no reprepare has been done. +--error ER_NO_SUCH_TABLE execute stmt; call p_verify_reprepare_count(0); @@ -661,6 +694,28 @@ drop table t2; drop temporary table t1; deallocate prepare stmt; +--echo # +--echo # Test 3: View referencing an Information schema table +--echo # +create view t1 as select table_name from information_schema.views; + +prepare stmt from "select * from t1"; +execute stmt; +call p_verify_reprepare_count(0); + +create temporary table t1 (a int); +# t1 has been substituted with a reference to the IS table +execute stmt; +call p_verify_reprepare_count(0); + +drop view t1; +# Since the IS table has been substituted in, the statement still works +execute stmt; +call p_verify_reprepare_count(0); + +drop temporary table t1; +deallocate prepare stmt; + --echo ===================================================================== --echo Part 17: VIEW -> VIEW (DDL) transitions --echo ===================================================================== |