指定索引

@@ -37,7 +37,7 @@
     </update>
 
     <select id="selectTypeCount" resultType="java.lang.Integer">
-        SELECT count(1)  count FROM ${tableName} force index (`read`) WHERE uid = #{uid}
+        SELECT count(1)  count FROM ${tableName} force index (`uid`) WHERE uid = #{uid}
         and is_read = #{isRead} and is_del = #{isDel} AND type = #{type}
         <if test="time != 0 and isRead ='N'">
             and create_time &gt;= #{time}