ClickHouse/tests/queries/0_stateless/02227_union_match_by_name.sql

-- { echo }
EXPLAIN header = 1, optimize = 0 SELECT avgWeighted(x, y) FROM (SELECT NULL, 255 AS x, 1 AS y UNION ALL SELECT y, NULL AS x, 1 AS y);
SELECT avgWeighted(x, y) FROM (SELECT NULL, 255 AS x, 1 AS y UNION ALL SELECT y, NULL AS x, 1 AS y);
Fix converting types for UNION queries (may produce LOGICAL_ERROR) CI founds [1]: 2022.02.20 15:14:23.969247 [ 492 ] {} <Fatal> BaseDaemon: (version 22.3.1.1, build id: 6082C357CFA6FF99) (from thread 472) (query_id: a5187ff9-962a-4e7c-86f6-8d48850a47d6) (query: SELECT 0., round(avgWeighted(x, y)) FROM (SELECT toDate(toDate('214748364.8', '-922337203.6854775808', '-0.1', NULL) - NULL, 10.000100135803223, '-2147483647'), 255 AS x, -2147483647 AS y UNION ALL SELECT y, NULL AS x, 2147483646 AS y)) Received signal Aborted (6) [1]: https://s3.amazonaws.com/clickhouse-test-reports/0/26d0e5438c86e52a145aaaf4cb523c399989a878/fuzzer_astfuzzerdebug,actions//report.html The problem is that subqueries returns different headers: - first query -- x, y - second query -- y, x v2: Make order of columns strict only for UNION https://s3.amazonaws.com/clickhouse-test-reports/34775/9cc8c01a463d18c471853568b2f0af659a4e643f/stateless_tests__address__actions__[2/2].html Fixes: 00597_push_down_predicate_long v3: add no-backward-compatibility-check for the test Fixes: #37569 Resubmit: #34775 Signed-off-by: Azat Khuzhin <a.khuzhin@semrush.com> (cherry picked from commit a813f5996e95e424193265bb090ef7a402497d6e) 2022-02-20 19:12:25 +00:00			`-- { echo }`
			`EXPLAIN header = 1, optimize = 0 SELECT avgWeighted(x, y) FROM (SELECT NULL, 255 AS x, 1 AS y UNION ALL SELECT y, NULL AS x, 1 AS y);`
			`SELECT avgWeighted(x, y) FROM (SELECT NULL, 255 AS x, 1 AS y UNION ALL SELECT y, NULL AS x, 1 AS y);`