diff options
Diffstat (limited to 'sql/item_vers.cc')
| -rw-r--r-- | sql/item_vers.cc | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/sql/item_vers.cc b/sql/item_vers.cc index c8f1c793895..792c434b8c3 100644 --- a/sql/item_vers.cc +++ b/sql/item_vers.cc @@ -26,6 +26,22 @@ #include "tztime.h" #include "item.h" +bool Item_func_history::val_bool() +{ + Item_field *f= static_cast<Item_field *>(args[0]); + DBUG_ASSERT(f->fixed); + DBUG_ASSERT(f->field->flags & VERS_SYS_END_FLAG); + return !f->field->is_max(); +} + +void Item_func_history::print(String *str, enum_query_type query_type) +{ + str->append(func_name()); + str->append('('); + args[0]->print(str, query_type); + str->append(')'); +} + Item_func_trt_ts::Item_func_trt_ts(THD *thd, Item* a, TR_table::field_id_t _trt_field) : Item_datetimefunc(thd, a), trt_field(_trt_field) |