diff options
Diffstat (limited to 'mysql-test/main/order_by_sortkey.test')
| -rw-r--r-- | mysql-test/main/order_by_sortkey.test | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/mysql-test/main/order_by_sortkey.test b/mysql-test/main/order_by_sortkey.test index 43de028496e..d3f8ba396d8 100644 --- a/mysql-test/main/order_by_sortkey.test +++ b/mysql-test/main/order_by_sortkey.test @@ -50,6 +50,7 @@ INSERT INTO tmp SELECT f1,f2 FROM t1; INSERT INTO t1(f1,f2) SELECT * FROM tmp; INSERT INTO tmp SELECT f1,f2 FROM t1; INSERT INTO t1(f1,f2) SELECT * FROM tmp; +select count(*) from t1; # Test when only sortkeys fits to memory set sort_buffer_size= 32768; @@ -57,8 +58,12 @@ set sort_buffer_size= 32768; FLUSH STATUS; SHOW SESSION STATUS LIKE 'Sort%'; +explain SELECT * FROM t1 ORDER BY f2 LIMIT 100; SELECT * FROM t1 ORDER BY f2 LIMIT 100; +# Check that Sort_priority_queue_sorts is used SHOW SESSION STATUS LIKE 'Sort%'; +# Check that we did scan the whole table and did LIMIT lookups +SHOW STATUS LIKE 'Handler_read_rnd%'; DROP TABLE t1, tmp; |