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fixed error handling inside su_select() for multidelete

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(BUG#1839)


mysql-test/r/subselect.result:
  test case for BUG#1839
mysql-test/t/subselect.test:
  test case for BUG#1839
sql/sql_select.cc:
  check of errors inside sub_select to prevent deleting rows in case of errors
This commit is contained in:
unknown
2003-11-15 21:52:21 +02:00
parent bfeaba69a5
commit 85aa80f0bb
3 changed files with 51 additions and 3 deletions
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5
sql/sql_select.cc
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@@ -5590,6 +5590,7 @@ sub_select(JOIN *join,JOIN_TAB *join_tab,bool end_of_records)
int error;
bool found=0;
COND *on_expr=join_tab->on_expr, *select_cond=join_tab->select_cond;
my_bool *report_error= &(join->thd->net.report_error);
if (!(error=(*join_tab->read_first_record)(join_tab)))
{
@@ -5628,9 +5629,9 @@ sub_select(JOIN *join,JOIN_TAB *join_tab,bool end_of_records)
else
info->file->unlock_row();
}
} while (!(error=info->read_record(info)));
} while (!(error=info->read_record(info)) && !(*report_error));
}
if (error > 0) // Fatal error
if (error > 0 || (*report_error)) // Fatal error
return -1;
if (!found && on_expr)