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59 lines
2.7 KiB
SQL
59 lines
2.7 KiB
SQL
SET enable_debug_queries = 1;
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SET enable_optimize_predicate_expression = 0;
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select * from system.one l cross join system.one r;
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DROP TABLE IF EXISTS t1_00826;
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DROP TABLE IF EXISTS t2_00826;
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CREATE TABLE t1_00826 (a Int8, b Nullable(Int8)) ENGINE = Memory;
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CREATE TABLE t2_00826 (a Int8, b Nullable(Int8)) ENGINE = Memory;
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INSERT INTO t1_00826 values (1,1), (2,2);
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INSERT INTO t2_00826 values (1,1), (1,2);
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INSERT INTO t2_00826 (a) values (2), (3);
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SELECT 'cross';
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SELECT * FROM t1_00826 cross join t2_00826 where t1_00826.a = t2_00826.a;
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SELECT 'cross nullable';
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SELECT * FROM t1_00826 cross join t2_00826 where t1_00826.b = t2_00826.b;
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SELECT 'cross nullable vs not nullable';
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SELECT * FROM t1_00826 cross join t2_00826 where t1_00826.a = t2_00826.b;
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SELECT 'cross self';
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SELECT * FROM t1_00826 x cross join t1_00826 y where x.a = y.a and x.b = y.b;
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SELECT 'cross one table expr';
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SELECT * FROM t1_00826 cross join t2_00826 where t1_00826.a = t1_00826.b order by (t1_00826.a, t2_00826.a, t2_00826.b);
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SELECT 'cross multiple ands';
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SELECT * FROM t1_00826 cross join t2_00826 where t1_00826.a = t2_00826.a and t1_00826.b = t2_00826.b;
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SELECT 'cross and inside and';
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SELECT * FROM t1_00826 cross join t2_00826 where t1_00826.a = t2_00826.a and (t1_00826.b = t2_00826.b and 1);
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SELECT 'cross split conjunction';
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SELECT * FROM t1_00826 cross join t2_00826 where t1_00826.a = t2_00826.a and t1_00826.b = t2_00826.b and t1_00826.a >= 1 and t2_00826.b = 1;
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SELECT 'comma';
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SELECT * FROM t1_00826, t2_00826 where t1_00826.a = t2_00826.a;
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SELECT 'comma nullable';
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SELECT * FROM t1_00826, t2_00826 where t1_00826.b = t2_00826.b;
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SELECT 'cross';
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ANALYZE SELECT * FROM t1_00826 cross join t2_00826 where t1_00826.a = t2_00826.a;
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SELECT 'cross nullable';
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ANALYZE SELECT * FROM t1_00826, t2_00826 where t1_00826.a = t2_00826.a;
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SELECT 'cross nullable vs not nullable';
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ANALYZE SELECT * FROM t1_00826 cross join t2_00826 where t1_00826.a = t2_00826.b;
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SELECT 'cross self';
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ANALYZE SELECT * FROM t1_00826 x cross join t1_00826 y where x.a = y.a and x.b = y.b;
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SELECT 'cross one table expr';
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ANALYZE SELECT * FROM t1_00826 cross join t2_00826 where t1_00826.a = t1_00826.b;
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SELECT 'cross multiple ands';
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ANALYZE SELECT * FROM t1_00826 cross join t2_00826 where t1_00826.a = t2_00826.a and t1_00826.b = t2_00826.b;
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SELECT 'cross and inside and';
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ANALYZE SELECT * FROM t1_00826 cross join t2_00826 where t1_00826.a = t2_00826.a and (t1_00826.a = t2_00826.a and (t1_00826.a = t2_00826.a and t1_00826.b = t2_00826.b));
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SELECT 'cross split conjunction';
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ANALYZE SELECT * FROM t1_00826 cross join t2_00826 where t1_00826.a = t2_00826.a and t1_00826.b = t2_00826.b and t1_00826.a >= 1 and t2_00826.b > 0;
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DROP TABLE t1_00826;
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DROP TABLE t2_00826;
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