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make it clear for optimizer that XOR's are not optimizable at the moment (BUG#992)

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serg@serg.mylan
2003-08-05 16:29:09 +02:00
parent 5ac7f31b57
commit c0317ce66c
3 changed files with 18 additions and 2 deletions
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5
mysql-test/r/func_test.result
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@@ -46,6 +46,11 @@ select 3 ^ 11, 1 ^ 1, 1 ^ 0, 1 ^ NULL, NULL ^ 1;
select 1 XOR 1, 1 XOR 0, 0 XOR 1, 0 XOR 0, NULL XOR 1, 1 XOR NULL, 0 XOR NULL;
1 XOR 1 1 XOR 0 0 XOR 1 0 XOR 0 NULL XOR 1 1 XOR NULL 0 XOR NULL
0 1 1 0 NULL NULL NULL
create table t1 (a int);
insert t1 values (1);
select * from t1 where 1 xor 1;
a
drop table t1;
select 5 between 0 and 10 between 0 and 1,(5 between 0 and 10) between 0 and 1;
5 between 0 and 10 between 0 and 1 (5 between 0 and 10) between 0 and 1
0 1