rust/greptimedb
1
0
Fork 0
mirror of https://github.com/GreptimeTeam/greptimedb.git synced 2026-01-06 05:12:54 +00:00
Code Issues Packages Projects Releases Wiki Activity

fix: window sort support alias time index (#5543)

Browse Source 
* fix: use alias expr to check commutativity

* chore: debug sort

* feat: consider alias in window sort optimizer

* test: sqlness test

* test: update sqlness result
This commit is contained in:
Yingwen
2025-02-18 18:35:43 +08:00
committed by GitHub
parent 4ef038d098
commit 77223a0f3e
7 changed files with 240 additions and 15 deletions
Download Patch File Download Diff File Expand all files Collapse all files

26
tests/cases/distributed/explain/order_by.sql
View File

@@ -27,3 +27,29 @@ EXPLAIN SELECT a, b FROM test ORDER BY a, b;
EXPLAIN SELECT DISTINCT a, b FROM test ORDER BY a, b;
DROP TABLE test;
CREATE TABLE test_pk(pk INTEGER PRIMARY KEY, i INTEGER, t TIMESTAMP TIME INDEX) WITH('compaction.type'='twcs', 'compaction.twcs.max_inactive_window_files'='4');
INSERT INTO test_pk VALUES (1, 1, 1), (2, NULL, 2), (3, 1, 3), (4, 2, 4), (5, 2, 5), (6, NULL, 6);
-- Test aliasing.
SELECT i, t AS alias_ts FROM test_pk ORDER BY t DESC LIMIT 5;
-- Test aliasing.
SELECT i, t AS alias_ts FROM test_pk ORDER BY alias_ts DESC LIMIT 5;
-- SQLNESS REPLACE (-+) -
-- SQLNESS REPLACE (\s\s+) _
-- SQLNESS REPLACE (peers.*) REDACTED
-- SQLNESS REPLACE (metrics.*) REDACTED
-- SQLNESS REPLACE region=\d+\(\d+,\s+\d+\) region=REDACTED
EXPLAIN ANALYZE SELECT i, t AS alias_ts FROM test_pk ORDER BY t DESC LIMIT 5;
-- SQLNESS REPLACE (-+) -
-- SQLNESS REPLACE (\s\s+) _
-- SQLNESS REPLACE (peers.*) REDACTED
-- SQLNESS REPLACE (metrics.*) REDACTED
-- SQLNESS REPLACE region=\d+\(\d+,\s+\d+\) region=REDACTED
EXPLAIN ANALYZE SELECT i, t AS alias_ts FROM test_pk ORDER BY alias_ts DESC LIMIT 5;
DROP TABLE test_pk;