When using JOIN query, sometimes MySQL’s JOIN optimizer would process the tables in a suboptimal order. STRAIGHT_JOIN can be used to resolve this problem. When using STRAIGHT_JOIN, the left table is always read before the right table.
When using JOIN query, sometimes MySQL’s JOIN optimizer would process the tables in a suboptimal order. STRAIGHT_JOIN can be used to resolve this problem. When using STRAIGHT_JOIN, the left table is always read before the right table.