diff options
Diffstat (limited to 'mysql-test/suite/federated/federatedx_create_handlers.test')
| -rw-r--r-- | mysql-test/suite/federated/federatedx_create_handlers.test | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/mysql-test/suite/federated/federatedx_create_handlers.test b/mysql-test/suite/federated/federatedx_create_handlers.test index 8863a057b47..ea2bc2f74f2 100644 --- a/mysql-test/suite/federated/federatedx_create_handlers.test +++ b/mysql-test/suite/federated/federatedx_create_handlers.test @@ -266,6 +266,28 @@ INSERT INTO federated.t2 SELECT * FROM (SELECT * FROM federated.t1 LIMIT 70000) dt; SELECT COUNT(DISTINCT a) FROM federated.t2; + +--echo # +--echo # MDEV-29640 FederatedX does not properly handle pushdown +--echo # in case of difference in local and remote table names +--echo # +connection master; +--echo # Use tables from the previous test. Make sure pushdown works: +EXPLAIN SELECT COUNT(DISTINCT a) FROM federated.t2; +SELECT COUNT(DISTINCT a) FROM federated.t2; + +--echo # Link remote table `federated.t1` with the local table named `t1_local` +--replace_result $SLAVE_MYPORT SLAVE_PORT +eval +CREATE TABLE t1_local ENGINE="FEDERATED" +CONNECTION='mysql://root@127.0.0.1:$SLAVE_MYPORT/federated/t1'; + +--echo # No pushdown here due to table names mismatch, retrieve data as usual: +EXPLAIN SELECT COUNT(DISTINCT a) FROM t1_local; +SELECT COUNT(DISTINCT a) FROM t1_local; + +DROP TABLE t1_local; + set global federated_pushdown=0; source include/federated_cleanup.inc; |