diff options
Diffstat (limited to 'sql/item_timefunc.cc')
| -rw-r--r-- | sql/item_timefunc.cc | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/sql/item_timefunc.cc b/sql/item_timefunc.cc index 1044b4682ef..a96922b94a1 100644 --- a/sql/item_timefunc.cc +++ b/sql/item_timefunc.cc @@ -2444,6 +2444,19 @@ String *Item_char_typecast::val_str(String *str) String *res; uint32 length; + if (cast_length >= 0 && + ((unsigned) cast_length) > current_thd->variables.max_allowed_packet) + { + push_warning_printf(current_thd, MYSQL_ERROR::WARN_LEVEL_WARN, + ER_WARN_ALLOWED_PACKET_OVERFLOWED, + ER(ER_WARN_ALLOWED_PACKET_OVERFLOWED), + cast_cs == &my_charset_bin ? + "cast_as_binary" : func_name(), + current_thd->variables.max_allowed_packet); + null_value= 1; + return 0; + } + if (!charset_conversion) { if (!(res= args[0]->val_str(str))) |