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https://github.com/GreptimeTeam/greptimedb.git
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2b72e66536
* test: subquery test migrated from duckdb * test: update test * test: skip unsupported features and add sources
185 lines
4.2 KiB
Plaintext
185 lines
4.2 KiB
Plaintext
-- aliasing, from:
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-- https://github.com/duckdb/duckdb/blob/9196dd9b0a163e6c8aada26218803d04be30c562/test/sql/subquery/table/test_aliasing.test
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CREATE TABLE a(ts TIMESTAMP TIME INDEX, i INTEGER);
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Affected Rows: 0
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insert into a values (1, 42);
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Affected Rows: 1
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SELECT * FROM (SELECT i AS j FROM a GROUP BY j) WHERE j = 42;
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+----+
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| j |
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+----+
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| 42 |
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+----+
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SELECT * FROM (SELECT i AS j FROM a GROUP BY i) WHERE j = 42;
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+----+
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| j |
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+----+
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| 42 |
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+----+
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DROP TABLE a;
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Affected Rows: 0
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-- nested table subquery, from:
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-- https://github.com/duckdb/duckdb/blob/2e4e2913266ddc46c7281d1b992228cb0095954b/test/sql/subquery/table/test_nested_table_subquery.test_slow
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CREATE TABLE test (ts TIMESTAMP TIME INDEX, i INTEGER, j INTEGER);
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Affected Rows: 0
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INSERT INTO test VALUES (0, 3, 4), (1, 4, 5), (2, 5, 6);
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Affected Rows: 3
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SELECT * FROM (SELECT i, j FROM (SELECT j AS i, i AS j FROM (SELECT j AS i, i AS j FROM test) AS a) AS a) AS a, (SELECT i+1 AS r,j FROM test) AS b, test WHERE a.i=b.r AND test.j=a.i ORDER BY 1;
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+---+---+---+---+-------------------------+---+---+
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| i | j | r | j | ts | i | j |
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+---+---+---+---+-------------------------+---+---+
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| 4 | 5 | 4 | 4 | 1970-01-01T00:00:00 | 3 | 4 |
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| 5 | 6 | 5 | 5 | 1970-01-01T00:00:00.001 | 4 | 5 |
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+---+---+---+---+-------------------------+---+---+
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SELECT i FROM (SELECT i + 1 AS i FROM (SELECT i + 1 AS i FROM (SELECT i + 1 AS i FROM test)));
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+---+
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| i |
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+---+
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| 7 |
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| 8 |
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+---+
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DROP TABLE test;
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Affected Rows: 0
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-- subquery union, from:
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-- https://github.com/duckdb/duckdb/blob/9196dd9b0a163e6c8aada26218803d04be30c562/test/sql/subquery/table/test_subquery_union.test
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SELECT * FROM (SELECT 42) UNION ALL SELECT * FROM (SELECT 43);
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+-----------+
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| Int64(42) |
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+-----------+
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| 42 |
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| 43 |
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+-----------+
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-- table subquery, from:
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-- https://github.com/duckdb/duckdb/blob/8704c7d0807d6ce1e2ebcdf6398e1b6cc050e507/test/sql/subquery/table/test_table_subquery.test
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CREATE TABLE test (ts TIMESTAMP TIME INDEX, i INTEGER, j INTEGER);
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Affected Rows: 0
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INSERT INTO test VALUES (0, 3, 4), (1, 4, 5), (2, 5, 6);
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Affected Rows: 3
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SELECT * FROM (SELECT i, j AS d FROM test ORDER BY i) AS b;
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+---+---+
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| i | d |
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+---+---+
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| 3 | 4 |
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| 4 | 5 |
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| 5 | 6 |
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+---+---+
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SELECT b.d FROM (SELECT i * 2 + j AS d FROM test) AS b;
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+----+
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| d |
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+----+
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+----+
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SELECT a.i,a.j,b.r,b.j FROM (SELECT i, j FROM test) AS a INNER JOIN (SELECT i+1 AS r,j FROM test) AS b ON a.i=b.r ORDER BY 1;
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+---+---+---+---+
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| i | j | r | j |
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+---+---+---+---+
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| 4 | 5 | 4 | 4 |
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| 5 | 6 | 5 | 5 |
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+---+---+---+---+
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SELECT * FROM (SELECT i, j FROM test) AS a, (SELECT i+1 AS r,j FROM test) AS b, test WHERE a.i=b.r AND test.j=a.i ORDER BY 1;
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+---+---+---+---+-------------------------+---+---+
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| i | j | r | j | ts | i | j |
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+---+---+---+---+-------------------------+---+---+
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| 4 | 5 | 4 | 4 | 1970-01-01T00:00:00 | 3 | 4 |
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| 5 | 6 | 5 | 5 | 1970-01-01T00:00:00.001 | 4 | 5 |
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+---+---+---+---+-------------------------+---+---+
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SELECT sum(x) FROM (SELECT i AS x FROM test GROUP BY i) sq;
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+-----------+
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| SUM(sq.x) |
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+-----------+
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| 12 |
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+-----------+
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SELECT sum(x) FROM (SELECT i+1 AS x FROM test GROUP BY x) sq;
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+-----------+
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| SUM(sq.x) |
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+-----------+
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| 15 |
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+-----------+
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DROP TABLE test;
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Affected Rows: 0
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-- test unamed subquery, from:
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-- https://github.com/duckdb/duckdb/blob/00a605270719941ca0412ad5d0a14b1bdfbf9eb5/test/sql/subquery/table/test_unnamed_subquery.test
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SELECT a FROM (SELECT 42 a);
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+----+
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| a |
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+----+
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| 42 |
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+----+
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SELECT * FROM (SELECT 42 a), (SELECT 43 b);
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+----+----+
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| a | b |
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+----+----+
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| 42 | 43 |
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+----+----+
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SELECT * FROM (VALUES (42, 43));
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+---------+---------+
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| column1 | column2 |
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+---------+---------+
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| 42 | 43 |
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+---------+---------+
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SELECT * FROM (SELECT 42 a), (SELECT 43 b), (SELECT 44 c), (SELECT 45 d);
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+----+----+----+----+
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| a | b | c | d |
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+----+----+----+----+
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| 42 | 43 | 44 | 45 |
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+----+----+----+----+
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SELECT * FROM (SELECT * FROM (SELECT 42 a), (SELECT 43 b)) JOIN (SELECT 44 c) ON (true) JOIN (SELECT 45 d) ON (true);
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+----+----+----+----+
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| a | b | c | d |
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+----+----+----+----+
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| 42 | 43 | 44 | 45 |
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+----+----+----+----+
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