diff options
Diffstat (limited to 'sql/item_cmpfunc.cc')
| -rw-r--r-- | sql/item_cmpfunc.cc | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/sql/item_cmpfunc.cc b/sql/item_cmpfunc.cc index b4de622f00a..1c831d39837 100644 --- a/sql/item_cmpfunc.cc +++ b/sql/item_cmpfunc.cc @@ -2584,7 +2584,7 @@ Item_func_nullif::fix_length_and_dec() args[0] and args[2] should still point to the same original l_expr. */ DBUG_ASSERT(args[0] == args[2] || thd->stmt_arena->is_stmt_execute()); - if (args[0]->type() == SUM_FUNC_ITEM) + if (args[0]->type() == SUM_FUNC_ITEM && !thd->lex->context_analysis_only) { /* NULLIF(l_expr, r_expr) @@ -2757,7 +2757,7 @@ void Item_func_nullif::print(String *str, enum_query_type query_type) Note, the EXPLAIN EXTENDED and EXPLAIN FORMAT=JSON routines do pass QT_ITEM_FUNC_NULLIF_TO_CASE to print(). */ - DBUG_ASSERT(args[0] == args[2]); + DBUG_ASSERT(args[0] == args[2] || current_thd->lex->context_analysis_only); str->append(func_name()); str->append('('); args[2]->print(str, query_type); |