Review fixes of new pushed code

- Fixed tests
- Optimized new code
- Fixed some unlikely core dumps
- Better bug fixes for:
  - #14397 - OPTIMIZE TABLE with an open HANDLER causes a crash
  - #14850 (ERROR 1062 when a quering a view using a Group By on a column that can be null

1 files changed, 10 insertions, 3 deletions

diff --git a/mysql-test/t/kill.test b/mysql-test/t/kill.test
index 7f3a9932d31..c50c35825fc 100644
--- a/mysql-test/t/kill.test
+++ b/mysql-test/t/kill.test
@@ -25,11 +25,18 @@ select ((@id := kill_id) - kill_id) from t1;
 kill @id;
 
 connection con1;
---sleep 1
+--sleep 2
 
-# this statement should fail
---error 2006,2013
+--disable_query_log
+--disable_result_log
+# One of the following statements should fail
+--error 0,2006,2013
 select 1;
+--error 0,2006,2013
+select 1;
+--enable_query_log
+--enable_result_log
+
 --enable_reconnect
 # this should work, and we should have a new connection_id()
 select ((@id := kill_id) - kill_id) from t1;