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#
# Test columns with size zero. This is known to have tripped other storage engines.
# Keys are not allowed on such columns
#
--source include/galera_cluster.inc
--source include/have_innodb.inc
--connection node_1
CREATE TABLE t1 (f1 INTEGER PRIMARY KEY , f2 VARCHAR(0)) ENGINE=InnoDB;
CREATE TABLE t2 (f1 VARCHAR(0)) ENGINE=InnoDB;
INSERT INTO t1 VALUES (1, NULL);
INSERT INTO t1 VALUES (2, '');
INSERT INTO t2 VALUES (NULL);
INSERT INTO t2 VALUES ('');
--connection node_2
SELECT COUNT(*) = 2 FROM t1;
SELECT f2 IS NULL FROM t1 WHERE f1 = 1;
SELECT f2 = '' FROM t1 WHERE f1 = 2;
SELECT COUNT(*) = 2 FROM t2;
SELECT f1 IS NULL FROM t2 WHERE f1 IS NULL;
SELECT f1 = '' FROM t2 WHERE f1 IS NOT NULL;
UPDATE t1 SET f2 = '' WHERE f1 = 1;
UPDATE t1 SET f2 = NULL WHERE f1 = 2;
UPDATE t2 SET f1 = '' WHERE f1 IS NULL;
--connection node_1
SELECT f2 = '' FROM t1 WHERE f1 = 1;
SELECT f2 IS NULL FROM t1 WHERE f1 = 2;
SELECT COUNT(*) = 2 FROM t2 WHERE f1 = '';
DROP TABLE t1;
DROP TABLE t2;
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