Commit b846af89 authored by unknown's avatar unknown
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bug #24301 Next command hangs in mysql after creating new NDB table via LIKE... 

bug #24301  Next command hangs in mysql after creating new NDB table via LIKE operation.: Locked mutex LOCK_open during operation
parent 497e7c3a

mysql-test/r/ndb_basic.result

+15 −0
Original line number Diff line number Diff line
@@ -758,4 +758,19 @@ c VARCHAR(255) NOT NULL, 
CONSTRAINT pk_b_c_id PRIMARY KEY (b,c),

CONSTRAINT fk_a FOREIGN KEY(a) REFERENCES t1(a))engine=ndb;

drop table t1, t2;

create table t1 (a int not null primary key, b int) engine=ndb;

insert into t1 values(1,1),(2,2),(3,3);

create table t2 like t1;

insert into t2 select * from t1;

select * from t1 order by a;

a	b

1	1

2	2

3	3

select * from t2 order by a;

a	b

1	1

2	2

3	3

drop table t1, t2;

End of 5.1 tests

mysql-test/t/ndb_basic.test

+9 −0
Original line number Diff line number Diff line
@@ -738,4 +738,13 @@ CREATE TABLE t2(a VARCHAR(255) NOT NULL, 
                CONSTRAINT fk_a FOREIGN KEY(a) REFERENCES t1(a))engine=ndb;

drop table t1, t2;



# bug#24301

create table t1 (a int not null primary key, b int) engine=ndb;

insert into t1 values(1,1),(2,2),(3,3);

create table t2 like t1;

insert into t2 select * from t1;

select * from t1 order by a;

select * from t2 order by a;

drop table t1, t2;



--echo End of 5.1 tests

sql/sql_table.cc

+2 −1
Original line number Diff line number Diff line
@@ -4745,8 +4745,9 @@ bool mysql_create_like_table(THD* thd, TABLE_LIST* table, 
  my_copy(src_path, dst_path, MYF(MY_DONT_OVERWRITE_FILE));

#endif

  dst_path[dst_path_length - reg_ext_length]= '\0';  // Remove .frm

  pthread_mutex_lock(&LOCK_open);  

  err= ha_create_table(thd, dst_path, db, table_name, create_info, 1);



  pthread_mutex_unlock(&LOCK_open);

  if (create_info->options & HA_LEX_CREATE_TMP_TABLE)

  {

    if (err || !open_temporary_table(thd, dst_path, db, table_name, 1))