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Diffstat (limited to 'mysql-test/t/bdb-deadlock.tminus')
-rw-r--r-- | mysql-test/t/bdb-deadlock.tminus | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/mysql-test/t/bdb-deadlock.tminus b/mysql-test/t/bdb-deadlock.tminus new file mode 100644 index 00000000000..d86403fcffc --- /dev/null +++ b/mysql-test/t/bdb-deadlock.tminus @@ -0,0 +1,57 @@ +# This test doesn't work with the embedded version as this code +# assumes that one query is running while we are doing queries on +# a second connection. +# This would work if mysqltest run would be threaded and handle each +# connection in a separate thread. +# + +#-- source include/not_embedded.inc +-- source include/have_bdb.inc + +connect (con1,localhost,root,,); +connect (con2,localhost,root,,); + +--disable_warnings +drop table if exists t1,t2; +--enable_warnings +connection con1; +create table t1 (id integer, x integer) engine=BDB; +create table t2 (id integer, x integer) engine=BDB; +insert into t1 values(0, 0); +insert into t2 values(0, 0); +set autocommit=0; +update t1 set x = 1 where id = 0; + +connection con2; +set autocommit=0; +update t2 set x = 1 where id = 0; + +# The following query should hang because con1 is locking the page +--send +select x from t1 where id = 0; + +connection con1; +# This should generate a deadlock as we are trying to access a locked row +--send +select x from t2 where id = 0; + +connection con2; +--error 1213 +reap; +commit; + +connection con1; +reap; +commit; + +connection con2; +select * from t1; +select * from t2; +commit; + +connection con1; +select * from t1; +select * from t2; +commit; + +drop table t1,t2; |