id, classes_id, user_id, create_time, deleted, classes_name select from t_classes_user where id = #{id,jdbcType=INTEGER} delete from t_classes_user where id = #{id,jdbcType=INTEGER} insert into t_classes_user (id, classes_id, user_id, create_time, deleted, classes_name ) values (#{id,jdbcType=INTEGER}, #{classesId,jdbcType=INTEGER}, #{userId,jdbcType=INTEGER}, #{createTime,jdbcType=TIMESTAMP}, #{deleted,jdbcType=BIT}, #{classesName,jdbcType=VARCHAR} ) insert into t_classes_user id, classes_id, user_id, create_time, deleted, classes_name, #{id,jdbcType=INTEGER}, #{classesId,jdbcType=INTEGER}, #{userId,jdbcType=INTEGER}, #{createTime,jdbcType=TIMESTAMP}, #{deleted,jdbcType=BIT}, #{classesName,jdbcType=VARCHAR}, update t_classes_user classes_id = #{classesId,jdbcType=INTEGER}, user_id = #{userId,jdbcType=INTEGER}, create_time = #{createTime,jdbcType=TIMESTAMP}, deleted = #{deleted,jdbcType=BIT}, classes_name = #{classesName,jdbcType=VARCHAR}, where id = #{id,jdbcType=INTEGER} update t_classes_user set classes_id = #{classesId,jdbcType=INTEGER}, user_id = #{userId,jdbcType=INTEGER}, create_time = #{createTime,jdbcType=TIMESTAMP}, deleted = #{deleted,jdbcType=BIT}, classes_name = #{classesName,jdbcType=VARCHAR} where id = #{id,jdbcType=INTEGER} select from t_classes_user where deleted=0 and user_id = #{uid,jdbcType=INTEGER} and classes_id = #{classesId,jdbcType=INTEGER} limit 1 SELECT c.id,u.id as uId,u.user_name,u.real_name,u.real_name,u.sex,u.user_level,u.phone,c.create_time as join_time,c.classes_name from t_user u LEFT JOIN t_classes_user c on u.id=c.user_id WHERE u.deleted=0 and c.deleted=0 and u.user_name like concat('%',#{userName},'%') and c.classes_id in #{id} (0) select from t_classes_user where deleted=0 and user_id = #{uid,jdbcType=INTEGER} select classes_name as name,count(user_id) as value from t_classes_user WHERE deleted=0 AND classes_id in #{id} (0) GROUP BY classes_name