HashJoin LeftAnti Join should handle nulls correctly

viirya · May 20, 2024 · fe04729 · fe04729
1 parent 5a8348f
commit fe04729
Showing 1 changed file with 16 additions and 0 deletions.
diff --git a/datafusion/sqllogictest/test_files/join.slt b/datafusion/sqllogictest/test_files/join.slt
@@ -793,3 +793,19 @@ DROP TABLE companies
 
 statement ok
 DROP TABLE leads
+
+
+# LeftAnti Join with null
+statement ok
+CREATE TABLE IF NOT EXISTS test_table(c1 INT, c2 INT) AS VALUES
+(1, 1),
+(2, 2),
+(3, 3),
+(4, null),
+(null, 0);
+
+query II
+SELECT * FROM test_table t1 LEFT ANTI JOIN test_table t2 ON t1.c1 = t2.c2
+----
+4 NULL
+NULL 0