0	0
0	0
cross
1	1	1	1
1	1	1	2
2	2	2	\N
1	1	1	1
1	1	1	2
2	2	2	\N
cross nullable
1	1	1	1
2	2	1	2
1	1	1	1
2	2	1	2
cross nullable vs not nullable
1	1	1	1
2	2	1	2
1	1	1	1
2	2	1	2
cross self
1	1	1	1
2	2	2	2
1	1	1	1
2	2	2	2
cross one table expr
1	1	1	1
1	1	1	2
1	1	2	\N
1	1	3	\N
2	2	1	1
2	2	1	2
2	2	2	\N
2	2	3	\N
1	1	1	1
1	1	1	2
1	1	2	\N
1	1	3	\N
2	2	1	1
2	2	1	2
2	2	2	\N
2	2	3	\N
cross multiple ands
1	1	1	1
1	1	1	1
cross and inside and
1	1	1	1
1	1	1	1
cross split conjunction
1	1	1	1
1	1	1	1
comma
1	1	1	1
1	1	1	2
2	2	2	\N
comma nullable
1	1	1	1
2	2	1	2
cross
SELECT \n    a, \n    b, \n    t2.a, \n    t2.b\nFROM t1 \nCROSS JOIN t2 \nWHERE a = t2.a
SELECT *\nFROM t1 \nALL INNER JOIN t2 ON t1.a = t2.a
cross nullable
SELECT \n    a, \n    b, \n    t2.a, \n    t2.b\nFROM t1 \n, t2 \nWHERE a = t2.a
SELECT *\nFROM t1 \nALL INNER JOIN t2 ON t1.a = t2.a
cross nullable vs not nullable
SELECT \n    a, \n    b, \n    t2.a, \n    t2.b\nFROM t1 \nCROSS JOIN t2 \nWHERE a = t2.b
SELECT *\nFROM t1 \nALL INNER JOIN t2 ON t1.a = t2.b
cross self
SELECT \n    a, \n    b, \n    y.a, \n    y.b\nFROM t1 AS x \nCROSS JOIN t1 AS y \nWHERE (a = y.a) AND (b = y.b)
SELECT *\nFROM t1 AS x \nALL INNER JOIN t1 AS y ON (x.a = y.a) AND (x.b = y.b)
cross one table expr
SELECT \n    a, \n    b, \n    t2.a, \n    t2.b\nFROM t1 \nCROSS JOIN t2 \nWHERE a = b
SELECT \n    a, \n    b, \n    t2.a, \n    t2.b\nFROM t1 \nCROSS JOIN t2 \nWHERE a = b
cross multiple ands
SELECT \n    a, \n    b, \n    t2.a, \n    t2.b\nFROM t1 \nCROSS JOIN t2 \nWHERE (a = t2.a) AND (b = t2.b)
SELECT *\nFROM t1 \nALL INNER JOIN t2 ON (t1.a = t2.a) AND (t1.b = t2.b)
cross and inside and
SELECT \n    a, \n    b, \n    t2.a, \n    t2.b\nFROM t1 \nCROSS JOIN t2 \nWHERE (a = t2.a) AND ((a = t2.a) AND ((a = t2.a) AND (b = t2.b)))
SELECT *\nFROM t1 \nALL INNER JOIN t2 ON (t1.a = t2.a) AND (t1.a = t2.a) AND (t1.a = t2.a) AND (t1.b = t2.b)
cross split conjunction
SELECT \n    a, \n    b, \n    t2.a, \n    t2.b\nFROM t1 \nCROSS JOIN t2 \nWHERE (a = t2.a) AND (b = t2.b) AND (a >= 1) AND (t2.b > 0)
SELECT *\nFROM t1 \nALL INNER JOIN t2 ON (t1.a = t2.a) AND (t1.b = t2.b)\nWHERE (t1.a = t2.a) AND (t1.b = t2.b) AND (t1.a >= 1) AND (t2.b > 0)