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-rw-r--r--sql/opt_sum.cc10
1 files changed, 5 insertions, 5 deletions
diff --git a/sql/opt_sum.cc b/sql/opt_sum.cc
index 90a3ff66a22..5bd5ec4b42d 100644
--- a/sql/opt_sum.cc
+++ b/sql/opt_sum.cc
@@ -97,9 +97,9 @@ static ulonglong get_exact_record_count(TABLE_LIST *tables)
GROUP BY part.
RETURN VALUES
- 0 No errors
- 1 if all items were resolved
- -1 on impossible conditions
+ 0 no errors
+ 1 if all items were resolved
+ HA_ERR_KEY_NOT_FOUND on impossible conditions
OR an error number from my_base.h HA_ERR_... if a deadlock or a lock
wait timeout happens, for example
*/
@@ -267,7 +267,7 @@ int opt_sum_query(TABLE_LIST *tables, List<Item> &all_fields,COND *conds)
if (error)
{
if (error == HA_ERR_KEY_NOT_FOUND || error == HA_ERR_END_OF_FILE)
- return -1; // No rows matching WHERE
+ return HA_ERR_KEY_NOT_FOUND; // No rows matching WHERE
/* HA_ERR_LOCK_DEADLOCK or some other error */
table->file->print_error(error, MYF(0));
return(error);
@@ -354,7 +354,7 @@ int opt_sum_query(TABLE_LIST *tables, List<Item> &all_fields,COND *conds)
if (error)
{
if (error == HA_ERR_KEY_NOT_FOUND || error == HA_ERR_END_OF_FILE)
- return -1; // No rows matching WHERE
+ return HA_ERR_KEY_NOT_FOUND; // No rows matching WHERE
/* HA_ERR_LOCK_DEADLOCK or some other error */
table->file->print_error(error, MYF(0));
return(error);