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ClickHouse/tests/queries/0_stateless/00849_multiple_comma_join.reference

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Add initial explain.
2020-06-22 14:37:42 +00:00
SELECT a
FROM t1_00849
CROSS JOIN t2_00849
SELECT a
FROM t1_00849
ALL INNER JOIN t2_00849 ON a = t2_00849.a
WHERE a = t2_00849.a
SELECT a
FROM t1_00849
ALL INNER JOIN t2_00849 ON b = t2_00849.b
WHERE b = t2_00849.b
SELECT `--t1_00849.a` AS `t1_00849.a`
FROM
(
SELECT
a AS `--t1_00849.a`,
b,
t2_00849.a AS `--t2_00849.a`,
t2_00849.b
FROM t1_00849
ALL INNER JOIN t2_00849 ON `--t1_00849.a` = `--t2_00849.a`
) AS `--.s`
ALL INNER JOIN t3_00849 ON `--t1_00849.a` = a
WHERE (`--t1_00849.a` = `--t2_00849.a`) AND (`--t1_00849.a` = a)
SELECT `--t1_00849.a` AS `t1_00849.a`
FROM
(
SELECT
a AS `--t1_00849.a`,
b AS `--t1_00849.b`,
t2_00849.a,
t2_00849.b AS `--t2_00849.b`
FROM t1_00849
ALL INNER JOIN t2_00849 ON `--t1_00849.b` = `--t2_00849.b`
) AS `--.s`
ALL INNER JOIN t3_00849 ON `--t1_00849.b` = b
WHERE (`--t1_00849.b` = `--t2_00849.b`) AND (`--t1_00849.b` = b)
SELECT `--t1_00849.a` AS `t1_00849.a`
FROM
(
SELECT
`--t1_00849.a`,
b,
`--t2_00849.a`,
`t2_00849.b`,
a AS `--t3_00849.a`,
t3_00849.b
FROM
(
SELECT
a AS `--t1_00849.a`,
b,
t2_00849.a AS `--t2_00849.a`,
t2_00849.b
FROM t1_00849
ALL INNER JOIN t2_00849 ON `--t1_00849.a` = `--t2_00849.a`
) AS `--.s`
ALL INNER JOIN t3_00849 ON `--t1_00849.a` = `--t3_00849.a`
) AS `--.s`
ALL INNER JOIN t4_00849 ON `--t1_00849.a` = a
WHERE (`--t1_00849.a` = `--t2_00849.a`) AND (`--t1_00849.a` = `--t3_00849.a`) AND (`--t1_00849.a` = a)
SELECT `--t1_00849.a` AS `t1_00849.a`
FROM
(
SELECT
`--t1_00849.a`,
`--t1_00849.b`,
`t2_00849.a`,
`--t2_00849.b`,
a,
b AS `--t3_00849.b`
FROM
(
SELECT
a AS `--t1_00849.a`,
b AS `--t1_00849.b`,
t2_00849.a,
t2_00849.b AS `--t2_00849.b`
FROM t1_00849
ALL INNER JOIN t2_00849 ON `--t1_00849.b` = `--t2_00849.b`
) AS `--.s`
ALL INNER JOIN t3_00849 ON `--t1_00849.b` = `--t3_00849.b`
) AS `--.s`
ALL INNER JOIN t4_00849 ON `--t1_00849.b` = b
WHERE (`--t1_00849.b` = `--t2_00849.b`) AND (`--t1_00849.b` = `--t3_00849.b`) AND (`--t1_00849.b` = b)
SELECT `--t1_00849.a` AS `t1_00849.a`
FROM
(
SELECT
`--t1_00849.a`,
b,
`--t2_00849.a`,
`t2_00849.b`,
a AS `--t3_00849.a`,
t3_00849.b
FROM
(
SELECT
a AS `--t1_00849.a`,
b,
t2_00849.a AS `--t2_00849.a`,
t2_00849.b
FROM t1_00849
ALL INNER JOIN t2_00849 ON `--t2_00849.a` = `--t1_00849.a`
) AS `--.s`
ALL INNER JOIN t3_00849 ON `--t2_00849.a` = `--t3_00849.a`
) AS `--.s`
ALL INNER JOIN t4_00849 ON `--t2_00849.a` = a
WHERE (`--t2_00849.a` = `--t1_00849.a`) AND (`--t2_00849.a` = `--t3_00849.a`) AND (`--t2_00849.a` = a)
SELECT `--t1_00849.a` AS `t1_00849.a`
FROM
(
SELECT
`--t1_00849.a`,
b,
`--t2_00849.a`,
`t2_00849.b`,
a AS `--t3_00849.a`,
t3_00849.b
FROM
(
SELECT
a AS `--t1_00849.a`,
b,
t2_00849.a AS `--t2_00849.a`,
t2_00849.b
FROM t1_00849
CROSS JOIN t2_00849
) AS `--.s`
ALL INNER JOIN t3_00849 ON (`--t3_00849.a` = `--t1_00849.a`) AND (`--t3_00849.a` = `--t2_00849.a`)
) AS `--.s`
ALL INNER JOIN t4_00849 ON `--t3_00849.a` = a
WHERE (`--t3_00849.a` = `--t1_00849.a`) AND (`--t3_00849.a` = `--t2_00849.a`) AND (`--t3_00849.a` = a)
SELECT `--t1_00849.a` AS `t1_00849.a`
FROM
(
SELECT
`--t1_00849.a`,
b,
`--t2_00849.a`,
`t2_00849.b`,
a AS `--t3_00849.a`,
t3_00849.b
FROM
(
SELECT
a AS `--t1_00849.a`,
b,
t2_00849.a AS `--t2_00849.a`,
t2_00849.b
FROM t1_00849
CROSS JOIN t2_00849
) AS `--.s`
CROSS JOIN t3_00849
) AS `--.s`
ALL INNER JOIN t4_00849 ON (a = `--t1_00849.a`) AND (a = `--t2_00849.a`) AND (a = `--t3_00849.a`)
WHERE (a = `--t1_00849.a`) AND (a = `--t2_00849.a`) AND (a = `--t3_00849.a`)
SELECT `--t1_00849.a` AS `t1_00849.a`
FROM
(
SELECT
`--t1_00849.a`,
b,
`--t2_00849.a`,
`t2_00849.b`,
a AS `--t3_00849.a`,
t3_00849.b
FROM
(
SELECT
a AS `--t1_00849.a`,
b,
t2_00849.a AS `--t2_00849.a`,
t2_00849.b
FROM t1_00849
ALL INNER JOIN t2_00849 ON `--t1_00849.a` = `--t2_00849.a`
) AS `--.s`
ALL INNER JOIN t3_00849 ON `--t2_00849.a` = `--t3_00849.a`
) AS `--.s`
ALL INNER JOIN t4_00849 ON `--t3_00849.a` = a
WHERE (`--t1_00849.a` = `--t2_00849.a`) AND (`--t2_00849.a` = `--t3_00849.a`) AND (`--t3_00849.a` = a)
SELECT `--t1_00849.a` AS `t1_00849.a`
FROM
(
SELECT
`--t1_00849.a`,
b,
`t2_00849.a`,
`t2_00849.b`,
a,
t3_00849.b
FROM
(
SELECT
a AS `--t1_00849.a`,
b,
t2_00849.a,
t2_00849.b
FROM t1_00849
CROSS JOIN t2_00849
) AS `--.s`
CROSS JOIN t3_00849
) AS `--.s`
CROSS JOIN t4_00849
SELECT `--t1_00849.a` AS `t1_00849.a`
FROM
(
SELECT
`--t1_00849.a`,
b,
`t2_00849.a`,
`t2_00849.b`,
a,
t3_00849.b
FROM
(
SELECT
a AS `--t1_00849.a`,
b,
t2_00849.a,
t2_00849.b
FROM t1_00849
CROSS JOIN t2_00849
) AS `--.s`
CROSS JOIN t3_00849
) AS `--.s`
CROSS JOIN t4_00849
SELECT `--t1_00849.a` AS `t1_00849.a`
FROM
(
SELECT
a AS `--t1_00849.a`,
b,
t2_00849.a,
t2_00849.b
FROM t1_00849
CROSS JOIN t2_00849
) AS `--.s`
CROSS JOIN t3_00849
SELECT `--t1_00849.a` AS `t1_00849.a`
FROM
(
SELECT
a AS `--t1_00849.a`,
b,
t2_00849.a AS `--t2_00849.a`,
t2_00849.b
FROM t1_00849
ALL INNER JOIN t2_00849 ON `--t1_00849.a` = `--t2_00849.a`
) AS `--.s`
CROSS JOIN t3_00849
multiple COMMA/CROSS JOIN
2019-03-12 11:06:54 +00:00
SELECT * FROM t1, t2
1 1 1 1
1 1 1 \N
2 2 1 1
2 2 1 \N
3 3 1 1
3 3 1 \N
4 4 1 1
4 4 1 \N
SELECT * FROM t1, t2 WHERE t1.a = t2.a
1 1 1 1
1 1 1 \N
SELECT t1.a, t2.a FROM t1, t2 WHERE t1.b = t2.b
1 1
SELECT t1.a, t2.b, t3.b FROM t1, t2, t3 WHERE t1.a = t2.a AND t1.a = t3.a
1 1 1
1 1 \N
1 \N 1
1 \N \N
SELECT t1.a, t2.b, t3.b FROM t1, t2, t3 WHERE t1.b = t2.b AND t1.b = t3.b
1 1 1
SELECT t1.a, t2.b, t3.b, t4.b FROM t1, t2, t3, t4 WHERE t1.a = t2.a AND t1.a = t3.a AND t1.a = t4.a
1 1 1 1
1 1 1 \N
1 1 \N 1
1 1 \N \N
1 \N 1 1
1 \N 1 \N
1 \N \N 1
1 \N \N \N
SELECT t1.a, t2.b, t3.b, t4.b FROM t1, t2, t3, t4 WHERE t1.b = t2.b AND t1.b = t3.b AND t1.b = t4.b
1 1 1 1
SELECT t1.a, t2.b, t3.b, t4.b FROM t1, t2, t3, t4 WHERE t1.a = t2.a AND t2.a = t3.a AND t3.a = t4.a
1 1 1 1
1 1 1 \N
1 1 \N 1
1 1 \N \N
1 \N 1 1
1 \N 1 \N
1 \N \N 1
1 \N \N \N
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