merge

1 files changed, 20 insertions, 0 deletions

diff --git a/sql/item_timefunc.cc b/sql/item_timefunc.cc
index b31a388bea4..c075edea5ff 100644
--- a/sql/item_timefunc.cc
+++ b/sql/item_timefunc.cc
@@ -1388,6 +1388,26 @@ longlong Item_func_unix_timestamp::val_int()
   return (longlong) TIME_to_timestamp(current_thd, &ltime, &not_used);
 }
 
+enum_monotonicity_info Item_func_unix_timestamp::get_monotonicity_info() const
+{
+  if (args[0]->type() == Item::FIELD_ITEM &&
+      (args[0]->field_type() == MYSQL_TYPE_TIMESTAMP))
+    return MONOTONIC_INCREASING;
+  return NON_MONOTONIC;
+}
+
+
+longlong Item_func_unix_timestamp::val_int_endpoint(bool left_endp, bool *incl_endp)
+{
+  DBUG_ASSERT(fixed == 1);
+  DBUG_ASSERT(arg_count == 1 &&
+              args[0]->type() == Item::FIELD_ITEM &&
+              args[0]->field_type() == MYSQL_TYPE_TIMESTAMP);
+  Field *field=((Item_field*) args[0])->field;
+  /* Leave the incl_endp intact */
+  return ((Field_timestamp*) field)->get_timestamp(&null_value);
+}
+
 
 longlong Item_func_time_to_sec::val_int()
 {