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6c066c1a4a
* test: migrate join tests Signed-off-by: Dennis Zhuang <killme2008@gmail.com> * chore: update test results after rebasing main branch Signed-off-by: Dennis Zhuang <killme2008@gmail.com> * fix: unstable query sort results and natural_join test Signed-off-by: Dennis Zhuang <killme2008@gmail.com> * fix: count(*) with joining Signed-off-by: Dennis Zhuang <killme2008@gmail.com> * fix: unstable query sort results and style Signed-off-by: Dennis Zhuang <killme2008@gmail.com> --------- Signed-off-by: Dennis Zhuang <killme2008@gmail.com>
59 lines
2.5 KiB
Plaintext
59 lines
2.5 KiB
Plaintext
-- Migrated from DuckDB test: test/sql/join/right_outer/test_right_outer.test
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-- Tests RIGHT OUTER JOIN scenarios
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CREATE TABLE products_right("id" INTEGER, "name" VARCHAR, price DOUBLE, ts TIMESTAMP TIME INDEX);
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Affected Rows: 0
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CREATE TABLE inventory_right(product_id INTEGER, stock INTEGER, "warehouse" VARCHAR, ts TIMESTAMP TIME INDEX);
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Affected Rows: 0
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INSERT INTO products_right VALUES (1, 'Laptop', 1000.0, 1000), (2, 'Mouse', 25.0, 2000);
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Affected Rows: 2
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INSERT INTO inventory_right VALUES (1, 5, 'WH1', 3000), (2, 10, 'WH1', 4000), (3, 15, 'WH2', 5000);
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Affected Rows: 3
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-- Basic RIGHT JOIN
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SELECT * FROM products_right p RIGHT JOIN inventory_right i ON p."id" = i.product_id ORDER BY i.product_id;
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+----+--------+--------+---------------------+------------+-------+-----------+---------------------+
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| id | name | price | ts | product_id | stock | warehouse | ts |
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+----+--------+--------+---------------------+------------+-------+-----------+---------------------+
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| 1 | Laptop | 1000.0 | 1970-01-01T00:00:01 | 1 | 5 | WH1 | 1970-01-01T00:00:03 |
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| 2 | Mouse | 25.0 | 1970-01-01T00:00:02 | 2 | 10 | WH1 | 1970-01-01T00:00:04 |
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| | | | | 3 | 15 | WH2 | 1970-01-01T00:00:05 |
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+----+--------+--------+---------------------+------------+-------+-----------+---------------------+
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-- RIGHT JOIN with WHERE on left table
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SELECT * FROM products_right p RIGHT JOIN inventory_right i ON p."id" = i.product_id WHERE p.price IS NULL ORDER BY i.product_id;
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+----+------+-------+----+------------+-------+-----------+---------------------+
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| id | name | price | ts | product_id | stock | warehouse | ts |
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+----+------+-------+----+------------+-------+-----------+---------------------+
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| | | | | 3 | 15 | WH2 | 1970-01-01T00:00:05 |
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+----+------+-------+----+------------+-------+-----------+---------------------+
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-- RIGHT JOIN with aggregation
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SELECT i."warehouse", COUNT(*) as items, AVG(p.price) as avg_price
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FROM products_right p RIGHT JOIN inventory_right i ON p."id" = i.product_id
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GROUP BY i."warehouse" ORDER BY i."warehouse";
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+-----------+-------+-----------+
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| warehouse | items | avg_price |
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+-----------+-------+-----------+
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| WH1 | 2 | 512.5 |
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| WH2 | 1 | |
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+-----------+-------+-----------+
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DROP TABLE inventory_right;
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Affected Rows: 0
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DROP TABLE products_right;
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Affected Rows: 0
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