748 lines
24 KiB
Plaintext
748 lines
24 KiB
Plaintext
drop table if exists t1_30237_bool;
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create table t1_30237_bool(A boolean, B boolean, C boolean);
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insert into t1_30237_bool values
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(FALSE, FALSE, FALSE),
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(FALSE, FALSE, NULL),
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(FALSE, FALSE, TRUE),
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(FALSE, NULL, FALSE),
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(FALSE, NULL, NULL),
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(FALSE, NULL, TRUE),
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(FALSE, TRUE, FALSE),
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(FALSE, TRUE, NULL),
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(FALSE, TRUE, TRUE),
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(NULL, FALSE, FALSE),
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(NULL, FALSE, NULL),
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(NULL, FALSE, TRUE),
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(NULL, NULL, FALSE),
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(NULL, NULL, NULL),
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(NULL, NULL, TRUE),
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(NULL, TRUE, FALSE),
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(NULL, TRUE, NULL),
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(NULL, TRUE, TRUE),
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(TRUE, FALSE, FALSE),
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(TRUE, FALSE, NULL),
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(TRUE, FALSE, TRUE),
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(TRUE, NULL, FALSE),
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(TRUE, NULL, NULL),
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(TRUE, NULL, TRUE),
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(TRUE, TRUE, FALSE),
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(TRUE, TRUE, NULL),
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(TRUE, TRUE, TRUE) ;
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Testing OR, XOR, AND
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select A, B, A OR B, A XOR B, A AND B
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from t1_30237_bool where C is null order by A, B;
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A B A OR B A XOR B A AND B
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NULL NULL NULL NULL NULL
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NULL 0 NULL NULL 0
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NULL 1 1 NULL NULL
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0 NULL NULL NULL 0
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0 0 0 0 0
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0 1 1 1 0
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1 NULL 1 NULL NULL
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1 0 1 1 0
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1 1 1 0 1
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Testing that OR is associative
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select A, B, C, (A OR B) OR C, A OR (B OR C), A OR B OR C
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from t1_30237_bool order by A, B, C;
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A B C (A OR B) OR C A OR (B OR C) A OR B OR C
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NULL NULL NULL NULL NULL NULL
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NULL NULL 0 NULL NULL NULL
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NULL NULL 1 1 1 1
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NULL 0 NULL NULL NULL NULL
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NULL 0 0 NULL NULL NULL
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NULL 0 1 1 1 1
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NULL 1 NULL 1 1 1
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NULL 1 0 1 1 1
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NULL 1 1 1 1 1
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0 NULL NULL NULL NULL NULL
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0 NULL 0 NULL NULL NULL
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0 NULL 1 1 1 1
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0 0 NULL NULL NULL NULL
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0 0 0 0 0 0
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0 0 1 1 1 1
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0 1 NULL 1 1 1
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0 1 0 1 1 1
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0 1 1 1 1 1
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1 NULL NULL 1 1 1
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1 NULL 0 1 1 1
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1 NULL 1 1 1 1
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1 0 NULL 1 1 1
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1 0 0 1 1 1
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1 0 1 1 1 1
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1 1 NULL 1 1 1
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1 1 0 1 1 1
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1 1 1 1 1 1
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select count(*) from t1_30237_bool
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where ((A OR B) OR C) != (A OR (B OR C));
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count(*)
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0
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Testing that XOR is associative
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select A, B, C, (A XOR B) XOR C, A XOR (B XOR C), A XOR B XOR C
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from t1_30237_bool order by A, B, C;
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A B C (A XOR B) XOR C A XOR (B XOR C) A XOR B XOR C
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NULL NULL NULL NULL NULL NULL
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NULL NULL 0 NULL NULL NULL
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NULL NULL 1 NULL NULL NULL
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NULL 0 NULL NULL NULL NULL
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NULL 0 0 NULL NULL NULL
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NULL 0 1 NULL NULL NULL
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NULL 1 NULL NULL NULL NULL
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NULL 1 0 NULL NULL NULL
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NULL 1 1 NULL NULL NULL
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0 NULL NULL NULL NULL NULL
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0 NULL 0 NULL NULL NULL
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0 NULL 1 NULL NULL NULL
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0 0 NULL NULL NULL NULL
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0 0 0 0 0 0
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0 0 1 1 1 1
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0 1 NULL NULL NULL NULL
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0 1 0 1 1 1
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0 1 1 0 0 0
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1 NULL NULL NULL NULL NULL
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1 NULL 0 NULL NULL NULL
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1 NULL 1 NULL NULL NULL
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1 0 NULL NULL NULL NULL
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1 0 0 1 1 1
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1 0 1 0 0 0
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1 1 NULL NULL NULL NULL
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1 1 0 0 0 0
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1 1 1 1 1 1
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select count(*) from t1_30237_bool
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where ((A XOR B) XOR C) != (A XOR (B XOR C));
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count(*)
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0
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Testing that AND is associative
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select A, B, C, (A AND B) AND C, A AND (B AND C), A AND B AND C
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from t1_30237_bool order by A, B, C;
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A B C (A AND B) AND C A AND (B AND C) A AND B AND C
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NULL NULL NULL NULL NULL NULL
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NULL NULL 0 0 0 0
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NULL NULL 1 NULL NULL NULL
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NULL 0 NULL 0 0 0
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NULL 0 0 0 0 0
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NULL 0 1 0 0 0
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NULL 1 NULL NULL NULL NULL
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NULL 1 0 0 0 0
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NULL 1 1 NULL NULL NULL
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0 NULL NULL 0 0 0
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0 NULL 0 0 0 0
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0 NULL 1 0 0 0
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0 0 NULL 0 0 0
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0 0 0 0 0 0
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0 0 1 0 0 0
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0 1 NULL 0 0 0
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0 1 0 0 0 0
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0 1 1 0 0 0
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1 NULL NULL NULL NULL NULL
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1 NULL 0 0 0 0
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1 NULL 1 NULL NULL NULL
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1 0 NULL 0 0 0
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1 0 0 0 0 0
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1 0 1 0 0 0
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1 1 NULL NULL NULL NULL
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1 1 0 0 0 0
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1 1 1 1 1 1
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select count(*) from t1_30237_bool
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where ((A AND B) AND C) != (A AND (B AND C));
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count(*)
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0
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Testing that AND has precedence over OR
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select A, B, C, (A OR B) AND C, A OR (B AND C), A OR B AND C
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from t1_30237_bool order by A, B, C;
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A B C (A OR B) AND C A OR (B AND C) A OR B AND C
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NULL NULL NULL NULL NULL NULL
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NULL NULL 0 0 NULL NULL
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NULL NULL 1 NULL NULL NULL
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NULL 0 NULL NULL NULL NULL
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NULL 0 0 0 NULL NULL
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NULL 0 1 NULL NULL NULL
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NULL 1 NULL NULL NULL NULL
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NULL 1 0 0 NULL NULL
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NULL 1 1 1 1 1
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0 NULL NULL NULL NULL NULL
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0 NULL 0 0 0 0
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0 NULL 1 NULL NULL NULL
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0 0 NULL 0 0 0
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0 0 0 0 0 0
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0 0 1 0 0 0
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0 1 NULL NULL NULL NULL
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0 1 0 0 0 0
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0 1 1 1 1 1
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1 NULL NULL NULL 1 1
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1 NULL 0 0 1 1
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1 NULL 1 1 1 1
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1 0 NULL NULL 1 1
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1 0 0 0 1 1
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1 0 1 1 1 1
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1 1 NULL NULL 1 1
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1 1 0 0 1 1
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1 1 1 1 1 1
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select count(*) from t1_30237_bool
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where (A OR (B AND C)) != (A OR B AND C);
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count(*)
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0
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select A, B, C, (A AND B) OR C, A AND (B OR C), A AND B OR C
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from t1_30237_bool order by A, B, C;
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A B C (A AND B) OR C A AND (B OR C) A AND B OR C
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NULL NULL NULL NULL NULL NULL
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NULL NULL 0 NULL NULL NULL
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NULL NULL 1 1 NULL 1
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NULL 0 NULL NULL NULL NULL
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NULL 0 0 0 0 0
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NULL 0 1 1 NULL 1
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NULL 1 NULL NULL NULL NULL
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NULL 1 0 NULL NULL NULL
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NULL 1 1 1 NULL 1
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0 NULL NULL NULL 0 NULL
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0 NULL 0 0 0 0
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0 NULL 1 1 0 1
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0 0 NULL NULL 0 NULL
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0 0 0 0 0 0
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0 0 1 1 0 1
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0 1 NULL NULL 0 NULL
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0 1 0 0 0 0
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0 1 1 1 0 1
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1 NULL NULL NULL NULL NULL
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1 NULL 0 NULL NULL NULL
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1 NULL 1 1 1 1
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1 0 NULL NULL NULL NULL
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1 0 0 0 0 0
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1 0 1 1 1 1
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1 1 NULL 1 1 1
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1 1 0 1 1 1
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1 1 1 1 1 1
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select count(*) from t1_30237_bool
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where ((A AND B) OR C) != (A AND B OR C);
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count(*)
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0
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Testing that AND has precedence over XOR
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select A, B, C, (A XOR B) AND C, A XOR (B AND C), A XOR B AND C
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from t1_30237_bool order by A, B, C;
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A B C (A XOR B) AND C A XOR (B AND C) A XOR B AND C
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NULL NULL NULL NULL NULL NULL
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NULL NULL 0 0 NULL NULL
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NULL NULL 1 NULL NULL NULL
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NULL 0 NULL NULL NULL NULL
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NULL 0 0 0 NULL NULL
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NULL 0 1 NULL NULL NULL
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NULL 1 NULL NULL NULL NULL
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NULL 1 0 0 NULL NULL
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NULL 1 1 NULL NULL NULL
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0 NULL NULL NULL NULL NULL
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0 NULL 0 0 0 0
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0 NULL 1 NULL NULL NULL
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0 0 NULL 0 0 0
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0 0 0 0 0 0
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0 0 1 0 0 0
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0 1 NULL NULL NULL NULL
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0 1 0 0 0 0
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0 1 1 1 1 1
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1 NULL NULL NULL NULL NULL
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1 NULL 0 0 1 1
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1 NULL 1 NULL NULL NULL
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1 0 NULL NULL 1 1
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1 0 0 0 1 1
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1 0 1 1 1 1
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1 1 NULL 0 NULL NULL
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1 1 0 0 1 1
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1 1 1 0 0 0
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select count(*) from t1_30237_bool
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where (A XOR (B AND C)) != (A XOR B AND C);
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count(*)
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0
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select A, B, C, (A AND B) XOR C, A AND (B XOR C), A AND B XOR C
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from t1_30237_bool order by A, B, C;
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A B C (A AND B) XOR C A AND (B XOR C) A AND B XOR C
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NULL NULL NULL NULL NULL NULL
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NULL NULL 0 NULL NULL NULL
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NULL NULL 1 NULL NULL NULL
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NULL 0 NULL NULL NULL NULL
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NULL 0 0 0 0 0
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NULL 0 1 1 NULL 1
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NULL 1 NULL NULL NULL NULL
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NULL 1 0 NULL NULL NULL
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NULL 1 1 NULL 0 NULL
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0 NULL NULL NULL 0 NULL
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0 NULL 0 0 0 0
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0 NULL 1 1 0 1
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0 0 NULL NULL 0 NULL
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0 0 0 0 0 0
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0 0 1 1 0 1
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0 1 NULL NULL 0 NULL
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0 1 0 0 0 0
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0 1 1 1 0 1
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1 NULL NULL NULL NULL NULL
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1 NULL 0 NULL NULL NULL
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1 NULL 1 NULL NULL NULL
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1 0 NULL NULL NULL NULL
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1 0 0 0 0 0
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1 0 1 1 1 1
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1 1 NULL NULL NULL NULL
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1 1 0 1 1 1
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1 1 1 0 0 0
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select count(*) from t1_30237_bool
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where ((A AND B) XOR C) != (A AND B XOR C);
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count(*)
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0
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Testing that XOR has precedence over OR
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select A, B, C, (A XOR B) OR C, A XOR (B OR C), A XOR B OR C
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from t1_30237_bool order by A, B, C;
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A B C (A XOR B) OR C A XOR (B OR C) A XOR B OR C
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NULL NULL NULL NULL NULL NULL
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NULL NULL 0 NULL NULL NULL
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NULL NULL 1 1 NULL 1
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NULL 0 NULL NULL NULL NULL
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NULL 0 0 NULL NULL NULL
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NULL 0 1 1 NULL 1
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NULL 1 NULL NULL NULL NULL
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NULL 1 0 NULL NULL NULL
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NULL 1 1 1 NULL 1
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0 NULL NULL NULL NULL NULL
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0 NULL 0 NULL NULL NULL
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0 NULL 1 1 1 1
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0 0 NULL NULL NULL NULL
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0 0 0 0 0 0
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0 0 1 1 1 1
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0 1 NULL 1 1 1
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0 1 0 1 1 1
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0 1 1 1 1 1
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1 NULL NULL NULL NULL NULL
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1 NULL 0 NULL NULL NULL
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1 NULL 1 1 0 1
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1 0 NULL 1 NULL 1
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1 0 0 1 1 1
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1 0 1 1 0 1
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1 1 NULL NULL 0 NULL
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1 1 0 0 0 0
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1 1 1 1 0 1
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select count(*) from t1_30237_bool
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where ((A XOR B) OR C) != (A XOR B OR C);
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count(*)
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0
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select A, B, C, (A OR B) XOR C, A OR (B XOR C), A OR B XOR C
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from t1_30237_bool order by A, B, C;
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A B C (A OR B) XOR C A OR (B XOR C) A OR B XOR C
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NULL NULL NULL NULL NULL NULL
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NULL NULL 0 NULL NULL NULL
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NULL NULL 1 NULL NULL NULL
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NULL 0 NULL NULL NULL NULL
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NULL 0 0 NULL NULL NULL
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NULL 0 1 NULL 1 1
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NULL 1 NULL NULL NULL NULL
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NULL 1 0 1 1 1
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NULL 1 1 0 NULL NULL
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0 NULL NULL NULL NULL NULL
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0 NULL 0 NULL NULL NULL
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0 NULL 1 NULL NULL NULL
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0 0 NULL NULL NULL NULL
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0 0 0 0 0 0
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0 0 1 1 1 1
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0 1 NULL NULL NULL NULL
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0 1 0 1 1 1
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0 1 1 0 0 0
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1 NULL NULL NULL 1 1
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1 NULL 0 1 1 1
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1 NULL 1 0 1 1
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1 0 NULL NULL 1 1
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1 0 0 1 1 1
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1 0 1 0 1 1
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1 1 NULL NULL 1 1
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1 1 0 1 1 1
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1 1 1 0 1 1
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select count(*) from t1_30237_bool
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where (A OR (B XOR C)) != (A OR B XOR C);
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count(*)
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0
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drop table t1_30237_bool;
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Testing that NOT has precedence over OR
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select (NOT FALSE) OR TRUE, NOT (FALSE OR TRUE), NOT FALSE OR TRUE;
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(NOT FALSE) OR TRUE NOT (FALSE OR TRUE) NOT FALSE OR TRUE
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1 0 1
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Testing that NOT has precedence over XOR
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select (NOT FALSE) XOR FALSE, NOT (FALSE XOR FALSE), NOT FALSE XOR FALSE;
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(NOT FALSE) XOR FALSE NOT (FALSE XOR FALSE) NOT FALSE XOR FALSE
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1 1 1
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Testing that NOT has precedence over AND
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select (NOT FALSE) AND FALSE, NOT (FALSE AND FALSE), NOT FALSE AND FALSE;
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(NOT FALSE) AND FALSE NOT (FALSE AND FALSE) NOT FALSE AND FALSE
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0 1 0
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Testing that NOT is associative
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select NOT NOT TRUE, NOT NOT NOT FALSE;
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NOT NOT TRUE NOT NOT NOT FALSE
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1 1
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Testing that IS has precedence over NOT
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select (NOT NULL) IS TRUE, NOT (NULL IS TRUE), NOT NULL IS TRUE;
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(NOT NULL) IS TRUE NOT (NULL IS TRUE) NOT NULL IS TRUE
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0 1 1
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select (NOT NULL) IS NOT TRUE, NOT (NULL IS NOT TRUE), NOT NULL IS NOT TRUE;
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(NOT NULL) IS NOT TRUE NOT (NULL IS NOT TRUE) NOT NULL IS NOT TRUE
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1 0 0
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select (NOT NULL) IS FALSE, NOT (NULL IS FALSE), NOT NULL IS FALSE;
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(NOT NULL) IS FALSE NOT (NULL IS FALSE) NOT NULL IS FALSE
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0 1 1
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select (NOT NULL) IS NOT FALSE, NOT (NULL IS NOT FALSE), NOT NULL IS NOT FALSE;
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(NOT NULL) IS NOT FALSE NOT (NULL IS NOT FALSE) NOT NULL IS NOT FALSE
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1 0 0
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select (NOT TRUE) IS UNKNOWN, NOT (TRUE IS UNKNOWN), NOT TRUE IS UNKNOWN;
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(NOT TRUE) IS UNKNOWN NOT (TRUE IS UNKNOWN) NOT TRUE IS UNKNOWN
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0 1 1
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select (NOT TRUE) IS NOT UNKNOWN, NOT (TRUE IS NOT UNKNOWN), NOT TRUE IS NOT UNKNOWN;
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(NOT TRUE) IS NOT UNKNOWN NOT (TRUE IS NOT UNKNOWN) NOT TRUE IS NOT UNKNOWN
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1 0 0
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select (NOT TRUE) IS NULL, NOT (TRUE IS NULL), NOT TRUE IS NULL;
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(NOT TRUE) IS NULL NOT (TRUE IS NULL) NOT TRUE IS NULL
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0 1 1
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select (NOT TRUE) IS NOT NULL, NOT (TRUE IS NOT NULL), NOT TRUE IS NOT NULL;
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(NOT TRUE) IS NOT NULL NOT (TRUE IS NOT NULL) NOT TRUE IS NOT NULL
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1 0 0
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Testing that IS [NOT] TRUE/FALSE/UNKNOWN predicates are not associative
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select TRUE IS TRUE IS TRUE IS TRUE;
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ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'IS TRUE IS TRUE' at line 1
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select FALSE IS NOT TRUE IS NOT TRUE IS NOT TRUE;
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ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'IS NOT TRUE IS NOT TRUE' at line 1
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select NULL IS FALSE IS FALSE IS FALSE;
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ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'IS FALSE IS FALSE' at line 1
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select TRUE IS NOT FALSE IS NOT FALSE IS NOT FALSE;
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ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'IS NOT FALSE IS NOT FALSE' at line 1
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select FALSE IS UNKNOWN IS UNKNOWN IS UNKNOWN;
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ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'IS UNKNOWN IS UNKNOWN' at line 1
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select TRUE IS NOT UNKNOWN IS NOT UNKNOWN IS NOT UNKNOWN;
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ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'IS NOT UNKNOWN IS NOT UNKNOWN' at line 1
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Testing that IS [NOT] NULL predicates are associative
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select FALSE IS NULL IS NULL IS NULL;
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FALSE IS NULL IS NULL IS NULL
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0
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select TRUE IS NOT NULL IS NOT NULL IS NOT NULL;
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TRUE IS NOT NULL IS NOT NULL IS NOT NULL
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1
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Testing that comparison operators are left associative
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select 1 <=> 2 <=> 2, (1 <=> 2) <=> 2, 1 <=> (2 <=> 2);
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1 <=> 2 <=> 2 (1 <=> 2) <=> 2 1 <=> (2 <=> 2)
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0 0 1
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select 1 = 2 = 2, (1 = 2) = 2, 1 = (2 = 2);
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1 = 2 = 2 (1 = 2) = 2 1 = (2 = 2)
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0 0 1
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select 1 != 2 != 3, (1 != 2) != 3, 1 != (2 != 3);
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1 != 2 != 3 (1 != 2) != 3 1 != (2 != 3)
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1 1 0
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select 1 <> 2 <> 3, (1 <> 2) <> 3, 1 <> (2 <> 3);
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1 <> 2 <> 3 (1 <> 2) <> 3 1 <> (2 <> 3)
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1 1 0
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select 1 < 2 < 3, (1 < 2) < 3, 1 < (2 < 3);
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1 < 2 < 3 (1 < 2) < 3 1 < (2 < 3)
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1 1 0
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select 3 <= 2 <= 1, (3 <= 2) <= 1, 3 <= (2 <= 1);
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3 <= 2 <= 1 (3 <= 2) <= 1 3 <= (2 <= 1)
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1 1 0
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select 1 > 2 > 3, (1 > 2) > 3, 1 > (2 > 3);
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1 > 2 > 3 (1 > 2) > 3 1 > (2 > 3)
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0 0 1
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select 1 >= 2 >= 3, (1 >= 2) >= 3, 1 >= (2 >= 3);
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1 >= 2 >= 3 (1 >= 2) >= 3 1 >= (2 >= 3)
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0 0 1
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Testing that | is associative
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select 0xF0 | 0x0F | 0x55, (0xF0 | 0x0F) | 0x55, 0xF0 | (0x0F | 0x55);
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0xF0 | 0x0F | 0x55 (0xF0 | 0x0F) | 0x55 0xF0 | (0x0F | 0x55)
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255 255 255
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Testing that & is associative
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select 0xF5 & 0x5F & 0x55, (0xF5 & 0x5F) & 0x55, 0xF5 & (0x5F & 0x55);
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0xF5 & 0x5F & 0x55 (0xF5 & 0x5F) & 0x55 0xF5 & (0x5F & 0x55)
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85 85 85
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Testing that << is left associative
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select 4 << 3 << 2, (4 << 3) << 2, 4 << (3 << 2);
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4 << 3 << 2 (4 << 3) << 2 4 << (3 << 2)
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128 128 16384
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Testing that >> is left associative
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select 256 >> 3 >> 2, (256 >> 3) >> 2, 256 >> (3 >> 2);
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256 >> 3 >> 2 (256 >> 3) >> 2 256 >> (3 >> 2)
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8 8 256
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Testing that & has precedence over |
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select 0xF0 & 0x0F | 0x55, (0xF0 & 0x0F) | 0x55, 0xF0 & (0x0F | 0x55);
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0xF0 & 0x0F | 0x55 (0xF0 & 0x0F) | 0x55 0xF0 & (0x0F | 0x55)
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85 85 80
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select 0x55 | 0xF0 & 0x0F, (0x55 | 0xF0) & 0x0F, 0x55 | (0xF0 & 0x0F);
|
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0x55 | 0xF0 & 0x0F (0x55 | 0xF0) & 0x0F 0x55 | (0xF0 & 0x0F)
|
|
85 5 85
|
|
Testing that << has precedence over |
|
|
select 0x0F << 4 | 0x0F, (0x0F << 4) | 0x0F, 0x0F << (4 | 0x0F);
|
|
0x0F << 4 | 0x0F (0x0F << 4) | 0x0F 0x0F << (4 | 0x0F)
|
|
255 255 491520
|
|
select 0x0F | 0x0F << 4, (0x0F | 0x0F) << 4, 0x0F | (0x0F << 4);
|
|
0x0F | 0x0F << 4 (0x0F | 0x0F) << 4 0x0F | (0x0F << 4)
|
|
255 240 255
|
|
Testing that >> has precedence over |
|
|
select 0xF0 >> 4 | 0xFF, (0xF0 >> 4) | 0xFF, 0xF0 >> (4 | 0xFF);
|
|
0xF0 >> 4 | 0xFF (0xF0 >> 4) | 0xFF 0xF0 >> (4 | 0xFF)
|
|
255 255 0
|
|
select 0xFF | 0xF0 >> 4, (0xFF | 0xF0) >> 4, 0xFF | (0xF0 >> 4);
|
|
0xFF | 0xF0 >> 4 (0xFF | 0xF0) >> 4 0xFF | (0xF0 >> 4)
|
|
255 15 255
|
|
Testing that << has precedence over &
|
|
select 0x0F << 4 & 0xF0, (0x0F << 4) & 0xF0, 0x0F << (4 & 0xF0);
|
|
0x0F << 4 & 0xF0 (0x0F << 4) & 0xF0 0x0F << (4 & 0xF0)
|
|
240 240 15
|
|
select 0xF0 & 0x0F << 4, (0xF0 & 0x0F) << 4, 0xF0 & (0x0F << 4);
|
|
0xF0 & 0x0F << 4 (0xF0 & 0x0F) << 4 0xF0 & (0x0F << 4)
|
|
240 0 240
|
|
Testing that >> has precedence over &
|
|
select 0xF0 >> 4 & 0x55, (0xF0 >> 4) & 0x55, 0xF0 >> (4 & 0x55);
|
|
0xF0 >> 4 & 0x55 (0xF0 >> 4) & 0x55 0xF0 >> (4 & 0x55)
|
|
5 5 15
|
|
select 0x0F & 0xF0 >> 4, (0x0F & 0xF0) >> 4, 0x0F & (0xF0 >> 4);
|
|
0x0F & 0xF0 >> 4 (0x0F & 0xF0) >> 4 0x0F & (0xF0 >> 4)
|
|
15 0 15
|
|
Testing that >> and << have the same precedence
|
|
select 0xFF >> 4 << 2, (0xFF >> 4) << 2, 0xFF >> (4 << 2);
|
|
0xFF >> 4 << 2 (0xFF >> 4) << 2 0xFF >> (4 << 2)
|
|
60 60 0
|
|
select 0x0F << 4 >> 2, (0x0F << 4) >> 2, 0x0F << (4 >> 2);
|
|
0x0F << 4 >> 2 (0x0F << 4) >> 2 0x0F << (4 >> 2)
|
|
60 60 30
|
|
Testing that binary + is associative
|
|
select 1 + 2 + 3, (1 + 2) + 3, 1 + (2 + 3);
|
|
1 + 2 + 3 (1 + 2) + 3 1 + (2 + 3)
|
|
6 6 6
|
|
Testing that binary - is left associative
|
|
select 1 - 2 - 3, (1 - 2) - 3, 1 - (2 - 3);
|
|
1 - 2 - 3 (1 - 2) - 3 1 - (2 - 3)
|
|
-4 -4 2
|
|
Testing that binary + and binary - have the same precedence
|
|
select 1 + 2 - 3, (1 + 2) - 3, 1 + (2 - 3);
|
|
1 + 2 - 3 (1 + 2) - 3 1 + (2 - 3)
|
|
0 0 0
|
|
select 1 - 2 + 3, (1 - 2) + 3, 1 - (2 + 3);
|
|
1 - 2 + 3 (1 - 2) + 3 1 - (2 + 3)
|
|
2 2 -4
|
|
Testing that binary + has precedence over |
|
|
select 0xF0 + 0x0F | 0x55, (0xF0 + 0x0F) | 0x55, 0xF0 + (0x0F | 0x55);
|
|
0xF0 + 0x0F | 0x55 (0xF0 + 0x0F) | 0x55 0xF0 + (0x0F | 0x55)
|
|
255 255 335
|
|
select 0x55 | 0xF0 + 0x0F, (0x55 | 0xF0) + 0x0F, 0x55 | (0xF0 + 0x0F);
|
|
0x55 | 0xF0 + 0x0F (0x55 | 0xF0) + 0x0F 0x55 | (0xF0 + 0x0F)
|
|
255 260 255
|
|
Testing that binary + has precedence over &
|
|
select 0xF0 + 0x0F & 0x55, (0xF0 + 0x0F) & 0x55, 0xF0 + (0x0F & 0x55);
|
|
0xF0 + 0x0F & 0x55 (0xF0 + 0x0F) & 0x55 0xF0 + (0x0F & 0x55)
|
|
85 85 245
|
|
select 0x55 & 0xF0 + 0x0F, (0x55 & 0xF0) + 0x0F, 0x55 & (0xF0 + 0x0F);
|
|
0x55 & 0xF0 + 0x0F (0x55 & 0xF0) + 0x0F 0x55 & (0xF0 + 0x0F)
|
|
85 95 85
|
|
Testing that binary + has precedence over <<
|
|
select 2 + 3 << 4, (2 + 3) << 4, 2 + (3 << 4);
|
|
2 + 3 << 4 (2 + 3) << 4 2 + (3 << 4)
|
|
80 80 50
|
|
select 3 << 4 + 2, (3 << 4) + 2, 3 << (4 + 2);
|
|
3 << 4 + 2 (3 << 4) + 2 3 << (4 + 2)
|
|
192 50 192
|
|
Testing that binary + has precedence over >>
|
|
select 4 + 3 >> 2, (4 + 3) >> 2, 4 + (3 >> 2);
|
|
4 + 3 >> 2 (4 + 3) >> 2 4 + (3 >> 2)
|
|
1 1 4
|
|
select 3 >> 2 + 1, (3 >> 2) + 1, 3 >> (2 + 1);
|
|
3 >> 2 + 1 (3 >> 2) + 1 3 >> (2 + 1)
|
|
0 1 0
|
|
Testing that binary - has precedence over |
|
|
select 0xFF - 0x0F | 0x55, (0xFF - 0x0F) | 0x55, 0xFF - (0x0F | 0x55);
|
|
0xFF - 0x0F | 0x55 (0xFF - 0x0F) | 0x55 0xFF - (0x0F | 0x55)
|
|
245 245 160
|
|
select 0x55 | 0xFF - 0xF0, (0x55 | 0xFF) - 0xF0, 0x55 | (0xFF - 0xF0);
|
|
0x55 | 0xFF - 0xF0 (0x55 | 0xFF) - 0xF0 0x55 | (0xFF - 0xF0)
|
|
95 15 95
|
|
Testing that binary - has precedence over &
|
|
select 0xFF - 0xF0 & 0x55, (0xFF - 0xF0) & 0x55, 0xFF - (0xF0 & 0x55);
|
|
0xFF - 0xF0 & 0x55 (0xFF - 0xF0) & 0x55 0xFF - (0xF0 & 0x55)
|
|
5 5 175
|
|
select 0x55 & 0xFF - 0xF0, (0x55 & 0xFF) - 0xF0, 0x55 & (0xFF - 0xF0);
|
|
0x55 & 0xFF - 0xF0 (0x55 & 0xFF) - 0xF0 0x55 & (0xFF - 0xF0)
|
|
5 -155 5
|
|
Testing that binary - has precedence over <<
|
|
select 16 - 3 << 2, (16 - 3) << 2, 16 - (3 << 2);
|
|
16 - 3 << 2 (16 - 3) << 2 16 - (3 << 2)
|
|
52 52 4
|
|
select 4 << 3 - 2, (4 << 3) - 2, 4 << (3 - 2);
|
|
4 << 3 - 2 (4 << 3) - 2 4 << (3 - 2)
|
|
8 30 8
|
|
Testing that binary - has precedence over >>
|
|
select 16 - 3 >> 2, (16 - 3) >> 2, 16 - (3 >> 2);
|
|
16 - 3 >> 2 (16 - 3) >> 2 16 - (3 >> 2)
|
|
3 3 16
|
|
select 16 >> 3 - 2, (16 >> 3) - 2, 16 >> (3 - 2);
|
|
16 >> 3 - 2 (16 >> 3) - 2 16 >> (3 - 2)
|
|
8 0 8
|
|
Testing that * is associative
|
|
select 2 * 3 * 4, (2 * 3) * 4, 2 * (3 * 4);
|
|
2 * 3 * 4 (2 * 3) * 4 2 * (3 * 4)
|
|
24 24 24
|
|
Testing that * has precedence over |
|
|
select 2 * 0x40 | 0x0F, (2 * 0x40) | 0x0F, 2 * (0x40 | 0x0F);
|
|
2 * 0x40 | 0x0F (2 * 0x40) | 0x0F 2 * (0x40 | 0x0F)
|
|
143 143 158
|
|
select 0x0F | 2 * 0x40, (0x0F | 2) * 0x40, 0x0F | (2 * 0x40);
|
|
0x0F | 2 * 0x40 (0x0F | 2) * 0x40 0x0F | (2 * 0x40)
|
|
143 960 143
|
|
Testing that * has precedence over &
|
|
select 2 * 0x40 & 0x55, (2 * 0x40) & 0x55, 2 * (0x40 & 0x55);
|
|
2 * 0x40 & 0x55 (2 * 0x40) & 0x55 2 * (0x40 & 0x55)
|
|
0 0 128
|
|
select 0xF0 & 2 * 0x40, (0xF0 & 2) * 0x40, 0xF0 & (2 * 0x40);
|
|
0xF0 & 2 * 0x40 (0xF0 & 2) * 0x40 0xF0 & (2 * 0x40)
|
|
128 0 128
|
|
Testing that * has precedence over <<
|
|
select 5 * 3 << 4, (5 * 3) << 4, 5 * (3 << 4);
|
|
5 * 3 << 4 (5 * 3) << 4 5 * (3 << 4)
|
|
240 240 240
|
|
select 2 << 3 * 4, (2 << 3) * 4, 2 << (3 * 4);
|
|
2 << 3 * 4 (2 << 3) * 4 2 << (3 * 4)
|
|
8192 64 8192
|
|
Testing that * has precedence over >>
|
|
select 3 * 4 >> 2, (3 * 4) >> 2, 3 * (4 >> 2);
|
|
3 * 4 >> 2 (3 * 4) >> 2 3 * (4 >> 2)
|
|
3 3 3
|
|
select 4 >> 2 * 3, (4 >> 2) * 3, 4 >> (2 * 3);
|
|
4 >> 2 * 3 (4 >> 2) * 3 4 >> (2 * 3)
|
|
0 3 0
|
|
Testing that * has precedence over binary +
|
|
select 2 * 3 + 4, (2 * 3) + 4, 2 * (3 + 4);
|
|
2 * 3 + 4 (2 * 3) + 4 2 * (3 + 4)
|
|
10 10 14
|
|
select 2 + 3 * 4, (2 + 3) * 4, 2 + (3 * 4);
|
|
2 + 3 * 4 (2 + 3) * 4 2 + (3 * 4)
|
|
14 20 14
|
|
Testing that * has precedence over binary -
|
|
select 4 * 3 - 2, (4 * 3) - 2, 4 * (3 - 2);
|
|
4 * 3 - 2 (4 * 3) - 2 4 * (3 - 2)
|
|
10 10 4
|
|
select 4 - 3 * 2, (4 - 3) * 2, 4 - (3 * 2);
|
|
4 - 3 * 2 (4 - 3) * 2 4 - (3 * 2)
|
|
-2 2 -2
|
|
Testing that / is left associative
|
|
select 15 / 5 / 3, (15 / 5) / 3, 15 / (5 / 3);
|
|
15 / 5 / 3 (15 / 5) / 3 15 / (5 / 3)
|
|
1.00000000 1.00000000 9.0000
|
|
Testing that / has precedence over |
|
|
select 105 / 5 | 2, (105 / 5) | 2, 105 / (5 | 2);
|
|
105 / 5 | 2 (105 / 5) | 2 105 / (5 | 2)
|
|
23 23 15.0000
|
|
select 105 | 2 / 5, (105 | 2) / 5, 105 | (2 / 5);
|
|
105 | 2 / 5 (105 | 2) / 5 105 | (2 / 5)
|
|
105 21.4000 105
|
|
Testing that / has precedence over &
|
|
select 105 / 5 & 0x0F, (105 / 5) & 0x0F, 105 / (5 & 0x0F);
|
|
105 / 5 & 0x0F (105 / 5) & 0x0F 105 / (5 & 0x0F)
|
|
5 5 21.0000
|
|
select 0x0F & 105 / 5, (0x0F & 105) / 5, 0x0F & (105 / 5);
|
|
0x0F & 105 / 5 (0x0F & 105) / 5 0x0F & (105 / 5)
|
|
5 1.8000 5
|
|
Testing that / has precedence over <<
|
|
select 0x80 / 4 << 2, (0x80 / 4) << 2, 0x80 / (4 << 2);
|
|
0x80 / 4 << 2 (0x80 / 4) << 2 0x80 / (4 << 2)
|
|
128 128 8.0000
|
|
select 0x80 << 4 / 2, (0x80 << 4) / 2, 0x80 << (4 / 2);
|
|
0x80 << 4 / 2 (0x80 << 4) / 2 0x80 << (4 / 2)
|
|
512 1024.0000 512
|
|
Testing that / has precedence over >>
|
|
select 0x80 / 4 >> 2, (0x80 / 4) >> 2, 0x80 / (4 >> 2);
|
|
0x80 / 4 >> 2 (0x80 / 4) >> 2 0x80 / (4 >> 2)
|
|
8 8 128.0000
|
|
select 0x80 >> 4 / 2, (0x80 >> 4) / 2, 0x80 >> (4 / 2);
|
|
0x80 >> 4 / 2 (0x80 >> 4) / 2 0x80 >> (4 / 2)
|
|
32 4.0000 32
|
|
Testing that / has precedence over binary +
|
|
select 0x80 / 2 + 2, (0x80 / 2) + 2, 0x80 / (2 + 2);
|
|
0x80 / 2 + 2 (0x80 / 2) + 2 0x80 / (2 + 2)
|
|
66.0000 66.0000 32.0000
|
|
select 0x80 + 2 / 2, (0x80 + 2) / 2, 0x80 + (2 / 2);
|
|
0x80 + 2 / 2 (0x80 + 2) / 2 0x80 + (2 / 2)
|
|
129.0000 65.0000 129.0000
|
|
Testing that / has precedence over binary -
|
|
select 0x80 / 4 - 2, (0x80 / 4) - 2, 0x80 / (4 - 2);
|
|
0x80 / 4 - 2 (0x80 / 4) - 2 0x80 / (4 - 2)
|
|
30.0000 30.0000 64.0000
|
|
select 0x80 - 4 / 2, (0x80 - 4) / 2, 0x80 - (4 / 2);
|
|
0x80 - 4 / 2 (0x80 - 4) / 2 0x80 - (4 / 2)
|
|
126.0000 62.0000 126.0000
|
|
Testing that ^ is associative
|
|
select 0xFF ^ 0xF0 ^ 0x0F, (0xFF ^ 0xF0) ^ 0x0F, 0xFF ^ (0xF0 ^ 0x0F);
|
|
0xFF ^ 0xF0 ^ 0x0F (0xFF ^ 0xF0) ^ 0x0F 0xFF ^ (0xF0 ^ 0x0F)
|
|
0 0 0
|
|
select 0xFF ^ 0xF0 ^ 0x55, (0xFF ^ 0xF0) ^ 0x55, 0xFF ^ (0xF0 ^ 0x55);
|
|
0xFF ^ 0xF0 ^ 0x55 (0xFF ^ 0xF0) ^ 0x55 0xFF ^ (0xF0 ^ 0x55)
|
|
90 90 90
|
|
Testing that ^ has precedence over |
|
|
select 0xFF ^ 0xF0 | 0x0F, (0xFF ^ 0xF0) | 0x0F, 0xFF ^ (0xF0 | 0x0F);
|
|
0xFF ^ 0xF0 | 0x0F (0xFF ^ 0xF0) | 0x0F 0xFF ^ (0xF0 | 0x0F)
|
|
15 15 0
|
|
select 0xF0 | 0xFF ^ 0xF0, (0xF0 | 0xFF) ^ 0xF0, 0xF0 | (0xFF ^ 0xF0);
|
|
0xF0 | 0xFF ^ 0xF0 (0xF0 | 0xFF) ^ 0xF0 0xF0 | (0xFF ^ 0xF0)
|
|
255 15 255
|
|
Testing that ^ has precedence over &
|
|
select 0xFF ^ 0xF0 & 0x0F, (0xFF ^ 0xF0) & 0x0F, 0xFF ^ (0xF0 & 0x0F);
|
|
0xFF ^ 0xF0 & 0x0F (0xFF ^ 0xF0) & 0x0F 0xFF ^ (0xF0 & 0x0F)
|
|
15 15 255
|
|
select 0x0F & 0xFF ^ 0xF0, (0x0F & 0xFF) ^ 0xF0, 0x0F & (0xFF ^ 0xF0);
|
|
0x0F & 0xFF ^ 0xF0 (0x0F & 0xFF) ^ 0xF0 0x0F & (0xFF ^ 0xF0)
|
|
15 255 15
|
|
Testing that ^ has precedence over <<
|
|
select 0xFF ^ 0xF0 << 2, (0xFF ^ 0xF0) << 2, 0xFF ^ (0xF0 << 2);
|
|
0xFF ^ 0xF0 << 2 (0xFF ^ 0xF0) << 2 0xFF ^ (0xF0 << 2)
|
|
60 60 831
|
|
select 0x0F << 2 ^ 0xFF, (0x0F << 2) ^ 0xFF, 0x0F << (2 ^ 0xFF);
|
|
0x0F << 2 ^ 0xFF (0x0F << 2) ^ 0xFF 0x0F << (2 ^ 0xFF)
|
|
0 195 0
|
|
Testing that ^ has precedence over >>
|
|
select 0xFF ^ 0xF0 >> 2, (0xFF ^ 0xF0) >> 2, 0xFF ^ (0xF0 >> 2);
|
|
0xFF ^ 0xF0 >> 2 (0xFF ^ 0xF0) >> 2 0xFF ^ (0xF0 >> 2)
|
|
3 3 195
|
|
select 0xFF >> 2 ^ 0xF0, (0xFF >> 2) ^ 0xF0, 0xFF >> (2 ^ 0xF0);
|
|
0xFF >> 2 ^ 0xF0 (0xFF >> 2) ^ 0xF0 0xFF >> (2 ^ 0xF0)
|
|
0 207 0
|
|
Testing that ^ has precedence over binary +
|
|
select 0xFF ^ 0xF0 + 0x0F, (0xFF ^ 0xF0) + 0x0F, 0xFF ^ (0xF0 + 0x0F);
|
|
0xFF ^ 0xF0 + 0x0F (0xFF ^ 0xF0) + 0x0F 0xFF ^ (0xF0 + 0x0F)
|
|
30 30 0
|
|
select 0x0F + 0xFF ^ 0xF0, (0x0F + 0xFF) ^ 0xF0, 0x0F + (0xFF ^ 0xF0);
|
|
0x0F + 0xFF ^ 0xF0 (0x0F + 0xFF) ^ 0xF0 0x0F + (0xFF ^ 0xF0)
|
|
30 510 30
|
|
Testing that ^ has precedence over binary -
|
|
select 0xFF ^ 0xF0 - 1, (0xFF ^ 0xF0) - 1, 0xFF ^ (0xF0 - 1);
|
|
0xFF ^ 0xF0 - 1 (0xFF ^ 0xF0) - 1 0xFF ^ (0xF0 - 1)
|
|
14 14 16
|
|
select 0x55 - 0x0F ^ 0x55, (0x55 - 0x0F) ^ 0x55, 0x55 - (0x0F ^ 0x55);
|
|
0x55 - 0x0F ^ 0x55 (0x55 - 0x0F) ^ 0x55 0x55 - (0x0F ^ 0x55)
|
|
-5 19 -5
|
|
Testing that ^ has precedence over *
|
|
select 0xFF ^ 0xF0 * 2, (0xFF ^ 0xF0) * 2, 0xFF ^ (0xF0 * 2);
|
|
0xFF ^ 0xF0 * 2 (0xFF ^ 0xF0) * 2 0xFF ^ (0xF0 * 2)
|
|
30 30 287
|
|
select 2 * 0xFF ^ 0xF0, (2 * 0xFF) ^ 0xF0, 2 * (0xFF ^ 0xF0);
|
|
2 * 0xFF ^ 0xF0 (2 * 0xFF) ^ 0xF0 2 * (0xFF ^ 0xF0)
|
|
30 270 30
|
|
Testing that ^ has precedence over /
|
|
select 0xFF ^ 0xF0 / 2, (0xFF ^ 0xF0) / 2, 0xFF ^ (0xF0 / 2);
|
|
0xFF ^ 0xF0 / 2 (0xFF ^ 0xF0) / 2 0xFF ^ (0xF0 / 2)
|
|
7.5000 7.5000 135
|
|
select 0xF2 / 2 ^ 0xF0, (0xF2 / 2) ^ 0xF0, 0xF2 / (2 ^ 0xF0);
|
|
0xF2 / 2 ^ 0xF0 (0xF2 / 2) ^ 0xF0 0xF2 / (2 ^ 0xF0)
|
|
1.0000 137 1.0000
|
|
Testing that ^ has precedence over %
|
|
select 0xFF ^ 0xF0 % 0x20, (0xFF ^ 0xF0) % 0x20, 0xFF ^ (0xF0 % 0x20);
|
|
0xFF ^ 0xF0 % 0x20 (0xFF ^ 0xF0) % 0x20 0xFF ^ (0xF0 % 0x20)
|
|
15 15 239
|
|
select 0xFF % 0x20 ^ 0xF0, (0xFF % 0x20) ^ 0xF0, 0xFF % (0x20 ^ 0xF0);
|
|
0xFF % 0x20 ^ 0xF0 (0xFF % 0x20) ^ 0xF0 0xFF % (0x20 ^ 0xF0)
|
|
47 239 47
|
|
Testing that ^ has precedence over DIV
|
|
select 0xFF ^ 0xF0 DIV 2, (0xFF ^ 0xF0) DIV 2, 0xFF ^ (0xF0 DIV 2);
|
|
0xFF ^ 0xF0 DIV 2 (0xFF ^ 0xF0) DIV 2 0xFF ^ (0xF0 DIV 2)
|
|
7 7 135
|
|
select 0xF2 DIV 2 ^ 0xF0, (0xF2 DIV 2) ^ 0xF0, 0xF2 DIV (2 ^ 0xF0);
|
|
0xF2 DIV 2 ^ 0xF0 (0xF2 DIV 2) ^ 0xF0 0xF2 DIV (2 ^ 0xF0)
|
|
1 137 1
|
|
Testing that ^ has precedence over MOD
|
|
select 0xFF ^ 0xF0 MOD 0x20, (0xFF ^ 0xF0) MOD 0x20, 0xFF ^ (0xF0 MOD 0x20);
|
|
0xFF ^ 0xF0 MOD 0x20 (0xFF ^ 0xF0) MOD 0x20 0xFF ^ (0xF0 MOD 0x20)
|
|
15 15 239
|
|
select 0xFF MOD 0x20 ^ 0xF0, (0xFF MOD 0x20) ^ 0xF0, 0xFF MOD (0x20 ^ 0xF0);
|
|
0xFF MOD 0x20 ^ 0xF0 (0xFF MOD 0x20) ^ 0xF0 0xFF MOD (0x20 ^ 0xF0)
|
|
47 239 47
|