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kill.result
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kill.result
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set local sql_mode="";
set global sql_mode="";
connect con1, localhost, root;
connect con2, localhost, root;
#
# Additional test for WL#3726 "DDL locking for all metadata objects"
# Check that DDL and DML statements waiting for metadata locks can
# be killed. Note that we don't cover all situations here since it
# can be tricky to write test case for some of them (e.g. REPAIR or
# ALTER and other statements under LOCK TABLES).
#
create table t1 (i int primary key);
connect blocker, localhost, root, , ;
connect dml, localhost, root, , ;
connect ddl, localhost, root, , ;
# Test for RENAME TABLE
connection blocker;
lock table t1 read;
connection ddl;
rename table t1 to t2;
connection default;
kill query ID;
connection ddl;
ERROR 70100: Query execution was interrupted
# Test for DROP TABLE
drop table t1;
connection default;
kill query ID;
connection ddl;
ERROR 70100: Query execution was interrupted
# Test for CREATE TRIGGER
create trigger t1_bi before insert on t1 for each row set @a:=1;
connection default;
kill query ID;
connection ddl;
ERROR 70100: Query execution was interrupted
#
# Tests for various kinds of ALTER TABLE
#
# Full-blown ALTER which should copy table
alter table t1 add column j int;
connection default;
kill query ID;
connection ddl;
ERROR 70100: Query execution was interrupted
# Two kinds of simple ALTER
alter table t1 rename to t2;
connection default;
kill query ID;
connection ddl;
ERROR 70100: Query execution was interrupted
alter table t1 disable keys;
connection default;
kill query ID;
connection ddl;
ERROR 70100: Query execution was interrupted
# Fast ALTER
alter table t1 alter column i set default 100;
connection default;
kill query ID;
connection ddl;
ERROR 70100: Query execution was interrupted
# Special case which is triggered only for MERGE tables.
connection blocker;
unlock tables;
create table t2 (i int primary key) engine=merge union=(t1);
lock tables t2 read;
connection ddl;
alter table t2 alter column i set default 100;
connection default;
kill query ID;
connection ddl;
ERROR 70100: Query execution was interrupted
# Test for DML waiting for meta-data lock
connection blocker;
unlock tables;
lock tables t1 read;
connection ddl;
truncate table t1;
connection dml;
insert into t1 values (1);
connection default;
kill query ID2;
connection dml;
ERROR 70100: Query execution was interrupted
connection blocker;
unlock tables;
connection ddl;
# Test for DML waiting for tables to be flushed
connection blocker;
lock tables t1 read;
connection ddl;
# Let us mark locked table t1 as old
flush tables t1;
connection dml;
select * from t1;
connection default;
kill query ID2;
connection dml;
ERROR 70100: Query execution was interrupted
connection blocker;
unlock tables;
connection ddl;
# Cleanup.
connection default;
drop table t1;
drop table t2;
#
# Test kill USER
#
grant ALL on test.* to test@localhost;
grant ALL on test.* to test2@localhost;
connect con3, localhost, test,,;
connect con4, localhost, test2,,;
connection default;
kill hard query user test2@nohost;
affected rows: 0
kill soft query user test@localhost;
affected rows: 1
kill hard query user test@localhost;
affected rows: 1
kill soft connection user test2;
affected rows: 1
kill hard connection user test@localhost;
affected rows: 1
revoke all privileges on test.* from test@localhost;
revoke all privileges on test.* from test2@localhost;
drop user test@localhost;
drop user test2@localhost;
connection con3;
select 1;
Got one of the listed errors
connection con4;
select 1;
Got one of the listed errors
connection default;
#
# MDEV-4911 - add KILL query id, and add query id information to
# processlist
#
SELECT SLEEP(1000);
connection con1;
KILL QUERY ID @id;
connection default;
ERROR 70100: Query execution was interrupted
KILL QUERY ID 0;
ERROR HY000: Unknown query id: 0
#
# MDEV-5096 - Wrong error message on attempt to kill somebody else's
# query ID
#
CREATE USER u1@localhost;
SELECT SLEEP(1000);
connection con1;
connect con5, localhost, u1,,;
KILL QUERY ID ID;
ERROR HY000: You are not owner of query ID
connection con1;
KILL QUERY ID @id;
connection default;
ERROR 70100: Query execution was interrupted
disconnect con5;
DROP USER u1@localhost;
set global sql_mode=default;
disconnect con1;
disconnect con2;
#
# MDEV-17998
# Deadlock and eventual Assertion `!table->pos_in_locked_tables' failed
# in tc_release_table on KILL_TIMEOUT
#
SET max_statement_time= 2;
CREATE TABLE t1 (a INT);
CREATE VIEW v1 AS SELECT * FROM t1;
CREATE TABLE t2 (b INT, c INT);
LOCK TABLES v1 READ, t2 WRITE, t1 WRITE;
ALTER TABLE t1 CHANGE f1 f2 DOUBLE;
Got one of the listed errors
ALTER TABLE t2 DROP c;
UNLOCK TABLES;
DROP VIEW v1;
DROP TABLE t1, t2;
#
# KILL QUERY ID USER
#
kill query id user 'foo';
ERROR 42S22: Unknown column 'user' in 'field list'