# Description # ----------- # Simple operands and arithmetic grouping select 1+1,1-1,1+1*2,8/5,8%5,mod(8,5),mod(8,5)|0,-(1+1)*-2; explain extended select 1+1,1-1,1+1*2,8/5,8%5,mod(8,5),mod(8,5)|0,-(1+1)*-2; select 1 | (1+1),5 & 3,bit_count(7) ; explain extended select 1 | (1+1),5 & 3,bit_count(7) ; select 1 << 32,1 << 63, 1 << 64, 4 >> 2, 4 >> 63, 1<< 63 >> 60; # # bug #1993: bit functions must be unsigned # select -1 | 0, -1 ^ 0, -1 & 0; select -1 | 1, -1 ^ 1, -1 & 1; select 1 | -1, 1 ^ -1, 1 & -1; select 0 | -1, 0 ^ -1, 0 & -1; select -1 >> 0, -1 << 0; select -1 >> 1, -1 << 1; # # Bug 13044: wrong bit_count() results # --disable_warnings drop table if exists t1,t2; --enable_warnings create table t1(a int); create table t2(a int, b int); insert into t1 values (1), (2), (3); insert into t2 values (1, 7), (3, 7); SET @save_optimizer_switch=@@optimizer_switch; SET optimizer_switch='outer_join_with_cache=off'; select t1.a, t2.a, t2.b, bit_count(t2.b) from t1 left join t2 on t1.a=t2.a; SET optimizer_switch=@save_optimizer_switch; drop table t1, t2; # End of 4.1 tests