sql select join progress

src/sql/query_intermediates.cpp

@@ -76,6 +76,11 @@ query_order_by_intermediate query_where_intermediate::order_by(const std::string
   return {connection_, builder_.order_by(name)};
 }
 
+query_join_intermediate query_from_intermediate::join(const std::string &join_table_name, const std::string &as)
+{
+  return query_join_intermediate();
+}
+
 query_where_intermediate query_from_intermediate::where(const basic_condition &cond)
 {
   return query_where_intermediate{connection_, builder_.where(cond)};