更新

　　1.

 <update id="updateByPrimaryKeySelective" parameterType="map" >
    update BS_STAFF_STATUS
    <set >
      <if test="status != null" >
        STATUS = #{status,jdbcType=VARCHAR},
      </if>
      <if test="enterTime != null" >
        ENTER_TIME = #{enterTime,jdbcType=TIMESTAMP},
      </if>
      <if test="insertTime != null" >
        INSERT_TIME = #{insertTime,jdbcType=TIMESTAMP},
      </if>
      <if test="deptId != null" >
        DEPT_ID = #{deptId,jdbcType=VARCHAR},
      </if>
      <if test="phoneNo != null" >
        PHONE_NO = #{phoneNo,jdbcType=VARCHAR},
      </if>
    </set>
    where STAFF_ID = #{staffId,jdbcType=VARCHAR}
  </update>

查询

　　1.

<select id="selectSelective" resultType="map" parameterType="map" >
    select
    <include refid="Base_Column_List" />
    from BS_QUESTION_TRACE_INFO a
    <trim prefix="WHERE" prefixOverrides="AND |OR ">
        <if test="questionId != null" >
            and QUESTION_ID = #{questionId,jdbcType=CHAR}
          </if>
          <if test="preStatus != null">
            and PRE_STATUS = #{preStatus,jdbcType=CHAR}
        </if>
        <if test="curStatus != null">
            and CUR_STATUS = #{curStatus,jdbcType=CHAR}
        </if>
        <if test="oprType != null">
            and OPR_TYPE = #{oprType,jdbcType=CHAR}
        </if>
        <if test="questionOwnerId != null">
            and QUESTION_OWNER_ID = #{questionOwnerId,jdbcType=CHAR}
        </if>
    </trim>
  </select>