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Fix for bug in WHERE key='j' or key='J'

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Docs/manual.texi:
  Changelog
myisam/myisampack.c:
  Delete tmp file on error.
mysql-test/r/range.result:
  Updated test case
mysql-test/t/range.test:
  Updated test case
This commit is contained in:
unknown 2002-03-22 14:03:42 +02:00
commit 8f2f159750
10 changed files with 71 additions and 46 deletions
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23
sql/item.cc
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@ -59,12 +59,28 @@ void Item::set_name(char *str,uint length)
}
}
bool Item::eq(const Item *item) const // Only doing this on conds
/*
This function is only called when comparing items in the WHERE clause
*/
bool Item::eq(const Item *item, bool binary_cmp) const
{
return type() == item->type() && name && item->name &&
!my_strcasecmp(name,item->name);
}
bool Item_string::eq(const Item *item, bool binary_cmp) const
{
if (type() == item->type())
{
if (binary_cmp)
return !stringcmp(&str_value, &item->str_value);
return !sortcmp(&str_value, &item->str_value);
}
return 0;
}
/*
Get the value of the function as a TIME structure.
As a extra convenience the time structure is reset on error!
@ -202,7 +218,7 @@ longlong Item_field::val_int_result()
return result_field->val_int();
}
bool Item_field::eq(const Item *item) const
bool Item_field::eq(const Item *item, bool binary_cmp) const
{
return item->type() == FIELD_ITEM && ((Item_field*) item)->field == field;
}
@ -245,7 +261,8 @@ void Item_string::print(String *str)
str->append('\'');
}
bool Item_null::eq(const Item *item) const { return item->type() == type(); }
bool Item_null::eq(const Item *item, bool binary_cmp) const
{ return item->type() == type(); }
double Item_null::val() { null_value=1; return 0.0; }
longlong Item_null::val_int() { null_value=1; return 0; }
/* ARGSUSED */