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test: migrate join tests from duckdb, part3 (#6881)

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* 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>
This commit is contained in:
dennis zhuang
2025-09-12 12:20:00 +08:00
committed by Weny Xu
parent 849ae8ebb6
commit ed17997449
72 changed files with 5262 additions and 0 deletions
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11
tests/cases/standalone/common/join/join_self_patterns.sql Normal file
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-- Tests self-join patterns
CREATE TABLE employee_hierarchy(emp_id INTEGER, emp_name VARCHAR, manager_id INTEGER, level_num INTEGER, ts TIMESTAMP TIME INDEX);
INSERT INTO employee_hierarchy VALUES
(1, 'CEO', NULL, 1, 1000), (2, 'CTO', 1, 2, 2000), (3, 'Dev1', 2, 3, 3000), (4, 'Dev2', 2, 3, 4000), (5, 'QA1', 2, 3, 5000);
SELECT e.emp_name as employee, m.emp_name as manager FROM employee_hierarchy e LEFT JOIN employee_hierarchy m ON e.manager_id = m.emp_id ORDER BY e.level_num, e.emp_id;
SELECT m.emp_name as manager, COUNT(e.emp_id) as direct_reports FROM employee_hierarchy m LEFT JOIN employee_hierarchy e ON m.emp_id = e.manager_id GROUP BY m.emp_id, m.emp_name ORDER BY direct_reports DESC, manager DESC;
DROP TABLE employee_hierarchy;