greptimedb/tests/cases/standalone/common/aggregate/distinct_order_by.result

CREATE TABLE integers(i bigint, ts TIMESTAMP TIME INDEX);

Affected Rows: 0

INSERT INTO integers VALUES (1, 1), (2, 2), (3, 3);

Affected Rows: 3

SELECT DISTINCT i%2 FROM integers ORDER BY 1;

+-----------------------+
| integers.i % Int64(2) |
+-----------------------+
| 0                     |
| 1                     |
+-----------------------+

-- TODO(LFC): Failed to run under new DataFusion
-- expected:
--  +-----------------------+
--  | integers.i % Int64(2) |
--  +-----------------------+
--  | 1                     |
--  | 0                     |
--  +-----------------------+
SELECT DISTINCT i % 2 FROM integers WHERE i<3 ORDER BY i;

Error: 3000(PlanQuery), Failed to plan SQL: Error during planning: For SELECT DISTINCT, ORDER BY expressions i must appear in select list

SELECT DISTINCT ON (1) i % 2, i FROM integers WHERE i<3 ORDER BY i;

Error: 3000(PlanQuery), Failed to plan SQL: This feature is not implemented: DISTINCT ON Exprs not supported

SELECT DISTINCT integers.i FROM integers ORDER BY i DESC;

+---+
| i |
+---+
| 3 |
| 2 |
| 1 |
+---+

SELECT DISTINCT i FROM integers ORDER BY integers.i DESC;

+---+
| i |
+---+
| 3 |
| 2 |
| 1 |
+---+

SELECT DISTINCT integers.i FROM integers ORDER BY integers.i DESC;

+---+
| i |
+---+
| 3 |
| 2 |
| 1 |
+---+

DROP TABLE integers;

Affected Rows: 0