|  | @@ -219,7 +219,7 @@
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				|  |  |        UPDATE student s SET s.teacher_id_ = #{teacherId},s.update_time_ = NOW() WHERE FIND_IN_SET(s.user_id_,#{studentIds})
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				|  |  |      </update>
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				|  |  |      <update id="updateServiceTag">
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				|  |  | -        UPDATE student SET service_tag_ = #{serviceTag} WHERE user_id_ IN
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				|  |  | +        UPDATE student SET service_tag_ = #{serviceTag},update_time_ = NOW() WHERE user_id_ IN
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				|  |  |          <foreach collection="studentIds" item="item" open="(" separator="," close=")">
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				|  |  |              #{item}
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				|  |  |          </foreach>
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