Added tests with IGNORE and NULL values

mysql-test/r/ndb_insert.result

@@ -629,7 +629,23 @@ DELETE FROM t1;
 CREATE UNIQUE INDEX ai ON t1(a);
 INSERT IGNORE INTO t1 VALUES (1);
 INSERT IGNORE INTO t1 VALUES (1);
+INSERT IGNORE INTO t1 VALUES (NULL),(2);
 SELECT * FROM t1 ORDER BY a;
 a
+NULL
 1
+2
+DROP TABLE t1;
+CREATE TABLE t1(pk INT NOT NULL PRIMARY KEY, a INT, UNIQUE (a)) ENGINE=ndb;
+INSERT IGNORE INTO t1 VALUES (1,1),(2,2),(3,3);
+INSERT IGNORE INTO t1 VALUES (4,NULL),(5,NULL),(6,NULL),(7,4);
+SELECT * FROM t1 ORDER BY pk;
+pk	a
+1	1
+2	2
+3	3
+4	NULL
+5	NULL
+6	NULL
+7	4
 DROP TABLE t1;

mysql-test/t/ndb_insert.test

@@ -619,7 +619,15 @@ DELETE FROM t1;
 CREATE UNIQUE INDEX ai ON t1(a);
 INSERT IGNORE INTO t1 VALUES (1);
 INSERT IGNORE INTO t1 VALUES (1);
+INSERT IGNORE INTO t1 VALUES (NULL),(2);
 SELECT * FROM t1 ORDER BY a;
 DROP TABLE t1;
 
+# Ignore and NULL values
+CREATE TABLE t1(pk INT NOT NULL PRIMARY KEY, a INT, UNIQUE (a)) ENGINE=ndb;
+INSERT IGNORE INTO t1 VALUES (1,1),(2,2),(3,3);
+INSERT IGNORE INTO t1 VALUES (4,NULL),(5,NULL),(6,NULL),(7,4);
+SELECT * FROM t1 ORDER BY pk;
+DROP TABLE t1;
+
 # End of 4.1 tests