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Fix - to not to call val_xxx in Item_func_interval twice

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sql/item_cmpfunc.cc:
  code fixed not to call val_x twice
This commit is contained in:
unknown 2005-02-16 11:19:47 +04:00
parent b1f5ed9dd7
commit 04bae3c0eb
1 changed files with 12 additions and 3 deletions
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15
sql/item_cmpfunc.cc
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@ -895,15 +895,24 @@ void Item_func_interval::fix_length_and_dec()
longlong Item_func_interval::val_int() longlong Item_func_interval::val_int()
{ {
DBUG_ASSERT(fixed == 1); DBUG_ASSERT(fixed == 1);
double value= row->el(0)->val_real(); double value;
my_decimal dec_buf, *dec= NULL; my_decimal dec_buf, *dec= NULL;
uint i; uint i;
if (use_decimal_comparison) if (use_decimal_comparison)
{
dec= row->el(0)->val_decimal(&dec_buf); dec= row->el(0)->val_decimal(&dec_buf);
if (row->el(0)->null_value)
return -1;
my_decimal2double(E_DEC_FATAL_ERROR, dec, &value);
}
else
{
value= row->el(0)->val_real();
if (row->el(0)->null_value)
return -1;
}
if (row->el(0)->null_value)
return -1; // -1 if null
if (intervals) if (intervals)
{ // Use binary search to find interval { // Use binary search to find interval
uint start,end; uint start,end;