It is update_ref_and_keys call:
if (conds || outer_join) { if (update_ref_and_keys(join->thd, keyuse_array, stat, join->table_count, conds, ~outer_join, join->select_lex, &sargables)) goto error;
It is update_ref_and_keys call:
if (conds || outer_join) ref_and_ keys(join- >thd, keyuse_array, stat, join->table_count,
conds, ~outer_join, join->select_lex, &sargables))
{
if (update_
goto error;