Add symmetric tests with RIGHT join

h2/src/test/org/h2/test/scripts/joins.sql

@@ -693,6 +693,12 @@ SELECT * FROM A LEFT JOIN B ON TRUE;
 > 1  2  1  2
 > rows: 1
 
+SELECT A.A1, A.A2, B.B1, B.B2 FROM A RIGHT JOIN B ON TRUE;
+> A1 A2 B1 B2
+> -- -- -- --
+> 1  2  1  2
+> rows: 1
+
 -- this syntax without ON or USING in not standard
 SELECT * FROM A LEFT JOIN B;
 > A1 A2 B1 B2
@@ -700,12 +706,25 @@ SELECT * FROM A LEFT JOIN B;
 > 1  2  1  2
 > rows: 1
 
+-- this syntax without ON or USING in not standard
+SELECT A.A1, A.A2, B.B1, B.B2 FROM A RIGHT JOIN B;
+> A1 A2 B1 B2
+> -- -- -- --
+> 1  2  1  2
+> rows: 1
+
 SELECT * FROM A LEFT JOIN B ON TRUE NATURAL JOIN C;
 > A1 A2 B1 B2 C1
 > -- -- -- -- --
 > 1  2  1  2  2
 > rows: 1
 
+SELECT A.A1, A.A2, B.B1, B.B2, C.C1 FROM A RIGHT JOIN B ON TRUE NATURAL JOIN C;
+> A1 A2 B1 B2 C1
+> -- -- -- -- --
+> 1  2  1  2  2
+> rows: 1
+
 -- this syntax without ON or USING in not standard
 SELECT * FROM A LEFT JOIN B NATURAL JOIN C;
 > A1 A2 B1 B2 C1
@@ -713,6 +732,13 @@ SELECT * FROM A LEFT JOIN B NATURAL JOIN C;
 > 1  2  1  2  2
 > rows: 1
 
+-- this syntax without ON or USING in not standard
+SELECT A.A1, A.A2, B.B1, B.B2, C.C1 FROM A RIGHT JOIN B NATURAL JOIN C;
+> A1 A2 B1 B2 C1
+> -- -- -- -- --
+> 1  2  1  2  2
+> rows: 1
+
 DROP TABLE A;
 > ok