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Fixed bug in multiple-table-delete where some rows was not deleted

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mysql-test/r/delete.result:
  Test case for bug in multiple-table-delete where some rows was not deleted
mysql-test/t/delete.test:
  Test case for bug in multiple-table-delete where some rows was not deleted
sql/item_subselect.cc:
  Code cleanup
sql/opt_range.cc:
  Code cleanup
sql/sql_delete.cc:
  Fixed bug in multiple-table-delete where some rows was not deleted
  This happend when the first table-to-delete-from was not the the table that was scanned.
  Fixed this by only doing 'delete-on-the-fly' for the first table.
  Fixed also some wrong error handling in multi-table-delete
This commit is contained in:
unknown
2005-05-30 20:48:40 +03:00
parent 6a7dedf259
commit e2285c541b
6 changed files with 97 additions and 48 deletions
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8
sql/opt_range.cc
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@ -7957,7 +7957,7 @@ void QUICK_GROUP_MIN_MAX_SELECT::update_key_stat()
max_used_key_length= real_prefix_len;
if (min_max_ranges.elements > 0)
{
QUICK_RANGE *cur_range= 0;
QUICK_RANGE *cur_range;
if (have_min)
{ /* Check if the right-most range has a lower boundary. */
get_dynamic(&min_max_ranges, (gptr)&cur_range,
@ -7965,7 +7965,7 @@ void QUICK_GROUP_MIN_MAX_SELECT::update_key_stat()
if (!(cur_range->flag & NO_MIN_RANGE))
{
max_used_key_length+= min_max_arg_len;
++used_key_parts;
used_key_parts++;
return;
}
}
@ -7975,7 +7975,7 @@ void QUICK_GROUP_MIN_MAX_SELECT::update_key_stat()
if (!(cur_range->flag & NO_MAX_RANGE))
{
max_used_key_length+= min_max_arg_len;
++used_key_parts;
used_key_parts++;
return;
}
}
@ -7983,7 +7983,7 @@ void QUICK_GROUP_MIN_MAX_SELECT::update_key_stat()
else if (have_min && min_max_arg_part && min_max_arg_part->field->is_null())
{
max_used_key_length+= min_max_arg_len;
++used_key_parts;
used_key_parts++;
}
}