62 lines
1.3 KiB
SQL
62 lines
1.3 KiB
SQL
# name: test/optimizer/distributivity_rule.test
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# description: Constant folding test
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# group: [optimizer]
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statement ok
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CREATE TABLE test(A BOOLEAN, B BOOLEAN, C BOOLEAN, D BOOLEAN, X BOOLEAN, Y BOOLEAN, Z BOOLEAN);
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statement ok
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PRAGMA explain_output = OPTIMIZED_ONLY;
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query I nosort distributivity1
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EXPLAIN SELECT (X AND A AND B) OR (A AND X AND C) OR (X AND B AND D) FROM test
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----
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query I nosort distributivity1
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EXPLAIN SELECT X AND ((A AND B) OR (A AND C) OR (B AND D)) FROM test
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----
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# (X AND B) OR (X AND C) => X AND (B OR C)
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query I nosort distributivity2
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EXPLAIN SELECT (X AND B) OR (X AND C) FROM test
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----
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query I nosort distributivity2
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EXPLAIN SELECT X AND (B OR C) FROM test
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----
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# X OR X = X
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query I nosort distributivity3
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EXPLAIN SELECT X OR X FROM test
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----
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query I nosort distributivity3
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EXPLAIN SELECT X OR X OR X OR X FROM test
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----
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query I nosort distributivity3
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EXPLAIN SELECT X OR (X OR (X OR X)) FROM test
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----
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# X OR (X AND A) => X
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query I nosort distributivity4
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EXPLAIN SELECT X OR (X AND A) FROM test
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----
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query I nosort distributivity4
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EXPLAIN SELECT X OR X FROM test
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----
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statement ok
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CREATE TABLE test2(X INTEGER, Y INTEGER, Z INTEGER);
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query I nosort distributivity5
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EXPLAIN SELECT (X=1 AND Y=1) OR (X=1 AND Z=1) FROM test2
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----
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query I nosort distributivity5
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EXPLAIN SELECT X=1 AND (Y=1 OR Z=1) FROM test2
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----
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