DROP TABLE IF EXISTS `t1`;
# Bug#46922: crash when adding partitions and open_files_limit is reached
CREATE TABLE t1 (a INT PRIMARY KEY) 
ENGINE=MyISAM PARTITION BY KEY () PARTITIONS 1;
INSERT INTO t1 VALUES (1), (2), (3), (4), (5), (6), (7), (8), (9), (10), (11);
# if the bug exists, then crash will happen here
ALTER TABLE t1 ADD PARTITION PARTITIONS 511;
ERROR HY000: Out of resources when opening file '<partition file>' (Errcode: 24)
SELECT * FROM t1;
a
1
10
11
2
3
4
5
6
7
8
9
DROP TABLE t1;