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Fix for bug #10896 (0.00 > -0.00)

Browse Source 
mysql-test/r/type_newdecimal.result:
  test result fixed
mysql-test/t/type_newdecimal.test:
  test case added
sql/my_decimal.h:
  we neede to check for zero here not to get -0.00
This commit is contained in:
unknown
2005-06-08 21:56:22 +05:00
parent 60a5939f56
commit 1c5c678c13
3 changed files with 27 additions and 0 deletions
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11
mysql-test/r/type_newdecimal.result
View File

@ -896,6 +896,8 @@ create table t1( d1 decimal(18) unsigned, d2 decimal(20) unsigned, d3 decimal (2
insert into t1 values(1,-1,-1);
ERROR 22003: Out of range value adjusted for column 'd2' at row 1
drop table t1;
set sql_mode='';
set @sav_dpi= @@div_precision_increment;
set @@div_precision_increment=15;
create table t1 (col1 int, col2 decimal(30,25), col3 numeric(30,25));
insert into t1 values (1,0.0123456789012345678912345,0.0123456789012345678912345);
@ -909,3 +911,12 @@ select 77777777/7777777;
77777777/7777777
10.000000900000090
drop table t1;
set div_precision_increment= @sav_dpi;
create table t1 (a decimal(4,2));
insert into t1 values (0.00);
select * from t1 where a > -0.00;
a
select * from t1 where a = -0.00;
a
0.00
drop table t1;

11
mysql-test/t/type_newdecimal.test
View File

@ -934,10 +934,12 @@ create table t1( d1 decimal(18) unsigned, d2 decimal(20) unsigned, d3 decimal (2
--error 1264
insert into t1 values(1,-1,-1);
drop table t1;
set sql_mode='';
#
# Bug #8425 (insufficient precision of the division)
#
set @sav_dpi= @@div_precision_increment;
set @@div_precision_increment=15;
create table t1 (col1 int, col2 decimal(30,25), col3 numeric(30,25));
insert into t1 values (1,0.0123456789012345678912345,0.0123456789012345678912345);
@ -945,4 +947,13 @@ select col2/9999999999 from t1 where col1=1;
select 9999999999/col2 from t1 where col1=1;
select 77777777/7777777;
drop table t1;
set div_precision_increment= @sav_dpi;
#
# Bug #10896 (0.00 > -0.00)
#
create table t1 (a decimal(4,2));
insert into t1 values (0.00);
select * from t1 where a > -0.00;
select * from t1 where a = -0.00;
drop table t1;