Strict mode & better warnings

Under strict mode MySQL will generate an error message if there was any conversion when assigning data to a field.
Added checking of date/datetime fields.
If strict mode, give error if we have not given value to field without a default value (for INSERT)

1 files changed, 1 insertions, 0 deletions

diff --git a/sql/item_func.h b/sql/item_func.h
index 48a33bad80d..f1a74bdf3ab 100644
--- a/sql/item_func.h
+++ b/sql/item_func.h
@@ -137,6 +137,7 @@ public:
     return (null_value=args[0]->get_time(ltime));
   }
   bool is_null() { (void) val_int(); return null_value; }
+  void signal_divide_by_null();
   friend class udf_handler;
   Field *tmp_table_field() { return result_field; }
   Field *tmp_table_field(TABLE *t_arg);