diff options
Diffstat (limited to 'sql/item.cc')
| -rw-r--r-- | sql/item.cc | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/sql/item.cc b/sql/item.cc index 182f4abdfe6..2a89c86cd88 100644 --- a/sql/item.cc +++ b/sql/item.cc @@ -4950,6 +4950,9 @@ int Item_hex_string::save_in_field(Field *field, bool no_conversions) ulonglong nr; uint32 length= str_value.length(); + if (!length) + return 1; + if (length > 8) { nr= field->flags & UNSIGNED_FLAG ? ULONGLONG_MAX : LONGLONG_MAX; @@ -6792,7 +6795,7 @@ enum_field_types Item_type_holder::get_real_type(Item *item) */ Item_sum *item_sum= (Item_sum *) item; if (item_sum->keep_field_type()) - return get_real_type(item_sum->args[0]); + return get_real_type(item_sum->get_arg(0)); break; } case FUNC_ITEM: @@ -7056,7 +7059,7 @@ void Item_type_holder::get_full_info(Item *item) if (item->type() == Item::SUM_FUNC_ITEM && (((Item_sum*)item)->sum_func() == Item_sum::MAX_FUNC || ((Item_sum*)item)->sum_func() == Item_sum::MIN_FUNC)) - item = ((Item_sum*)item)->args[0]; + item = ((Item_sum*)item)->get_arg(0); /* We can have enum/set type after merging only if we have one enum|set field (or MIN|MAX(enum|set field)) and number of NULL fields |