mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-24 00:22:29 +00:00
65 lines
2.7 KiB
MySQL
65 lines
2.7 KiB
MySQL
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-- Tags: use-rocksdb
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DROP TABLE IF EXISTS rdb;
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DROP TABLE IF EXISTS t1;
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DROP TABLE IF EXISTS t2;
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CREATE TABLE rdb (key UInt32, value Array(UInt32), value2 String) ENGINE = EmbeddedRocksDB PRIMARY KEY (key);
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INSERT INTO rdb
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SELECT
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toUInt32(sipHash64(number) % 10) as key,
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[key, key+1] as value,
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('val2' || toString(key)) as value2
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FROM numbers_mt(10);
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CREATE TABLE t1 (k UInt32) ENGINE = TinyLog;
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INSERT INTO t1 SELECT number as k from numbers_mt(10);
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CREATE TABLE t2 (k UInt16) ENGINE = TinyLog;
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INSERT INTO t2 SELECT number as k from numbers_mt(10);
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SET join_algorithm = 'direct';
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SELECT '-- key rename';
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SELECT * FROM (SELECT k as key FROM t2) as t2 INNER JOIN rdb ON rdb.key == t2.key ORDER BY key;
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SELECT '-- using';
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SELECT * FROM (SELECT k as key FROM t2) as t2 INNER JOIN rdb USING key ORDER BY key;
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SELECT '-- join_use_nulls left';
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SELECT k, key, toTypeName(value2), value2 FROM t2 LEFT JOIN rdb ON rdb.key == t2.k ORDER BY k SETTINGS join_use_nulls = 1;
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SELECT '-- join_use_nulls inner';
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SELECT k, key, toTypeName(value2), value2 FROM t2 INNER JOIN rdb ON rdb.key == t2.k ORDER BY k SETTINGS join_use_nulls = 1;
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SELECT '-- columns subset';
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SELECT value2 FROM t2 LEFT JOIN rdb ON rdb.key == t2.k ORDER BY k;
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SELECT '--- key types';
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SELECT * FROM t2 INNER JOIN rdb ON rdb.key == t2.k ORDER BY rdb.key;
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-- can't promote right table type
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SELECT * FROM (SELECT toUInt64(k) as k FROM t2) as t2 INNER JOIN rdb ON rdb.key == t2.k; -- { serverError TYPE_MISMATCH }
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-- TODO: support fallcack when right table key type can't be changed
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-- SELECT * FROM (SELECT toUInt64(k) as k FROM t2) as t2 INNER JOIN rdb ON rdb.key == t2.k FORMAT Null SETTINGS join_algorithm = 'direct,hash';
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SELECT '--- totals';
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SELECT rdb.key % 2, sum(k), max(value2) FROM t2 INNER JOIN rdb ON rdb.key == t2.k GROUP BY (rdb.key % 2) WITH TOTALS;
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SELECT '---';
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SELECT * FROM t1 RIGHT JOIN rdb ON rdb.key == t1.k; -- { serverError UNSUPPORTED_METHOD }
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SELECT * FROM t1 RIGHT JOIN rdb ON rdb.key == t1.k FORMAT Null SETTINGS join_algorithm = 'direct,hash';
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SELECT * FROM t1 FULL JOIN rdb ON rdb.key == t1.k; -- { serverError UNSUPPORTED_METHOD }
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SELECT * FROM t1 FULL JOIN rdb ON rdb.key == t1.k FORMAT Null SETTINGS join_algorithm = 'direct,hash';
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SELECT * FROM t1 INNER JOIN rdb ON rdb.key + 1 == t1.k; -- { serverError UNSUPPORTED_METHOD }
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SELECT * FROM t1 INNER JOIN rdb ON rdb.key + 1 == t1.k FORMAT Null SETTINGS join_algorithm = 'direct,hash';
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SELECT * FROM t1 INNER JOIN (SELECT * FROM rdb) AS rdb ON rdb.key == t1.k; -- { serverError UNSUPPORTED_METHOD }
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SELECT * FROM t1 INNER JOIN (SELECT * FROM rdb) AS rdb ON rdb.key == t1.k FORMAT Null SETTINGS join_algorithm = 'direct,hash';
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DROP TABLE IF EXISTS rdb;
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DROP TABLE IF EXISTS t1;
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DROP TABLE IF EXISTS t2;
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