This commit is contained in:
chertus 2020-01-27 13:57:31 +03:00
parent 0734fd7f7d
commit 0886bfb9bc
4 changed files with 33 additions and 21 deletions

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DROP TABLE IF EXISTS Alpha;
DROP TABLE IF EXISTS Beta;
CREATE TABLE Alpha (foo String, bar UInt64) ENGINE = Memory;
CREATE TABLE Beta (foo LowCardinality(String), baz UInt64) ENGINE = Memory;
INSERT INTO Alpha VALUES ('a', 1);
INSERT INTO Beta VALUES ('a', 2), ('b', 3);
SELECT * FROM Alpha FULL JOIN (SELECT 'b' as foo) USING (foo);
SELECT * FROM Alpha FULL JOIN Beta USING (foo);
SELECT * FROM Alpha FULL JOIN Beta ON Alpha.foo = Beta.foo;
DROP TABLE Alpha;
DROP TABLE Beta;

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a 1
b 0
a 1 2
b 0 3
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a 1 a 2
a 1
b \N
a 1 2
b \N 3
a 1 a 2
\N \N b 3

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DROP TABLE IF EXISTS Alpha;
DROP TABLE IF EXISTS Beta;
CREATE TABLE Alpha (foo String, bar UInt64) ENGINE = Memory;
CREATE TABLE Beta (foo LowCardinality(String), baz UInt64) ENGINE = Memory;
INSERT INTO Alpha VALUES ('a', 1);
INSERT INTO Beta VALUES ('a', 2), ('b', 3);
SELECT * FROM Alpha FULL JOIN (SELECT 'b' as foo) USING (foo) ORDER BY foo;
SELECT * FROM Alpha FULL JOIN Beta USING (foo) ORDER BY foo;
SELECT * FROM Alpha FULL JOIN Beta ON Alpha.foo = Beta.foo ORDER BY foo;
SET join_use_nulls = 1;
SELECT * FROM Alpha FULL JOIN (SELECT 'b' as foo) USING (foo) ORDER BY foo;
SELECT * FROM Alpha FULL JOIN Beta USING (foo) ORDER BY foo;
SELECT * FROM Alpha FULL JOIN Beta ON Alpha.foo = Beta.foo ORDER BY foo;
DROP TABLE Alpha;
DROP TABLE Beta;