志愿者信息，可 空

epmet-module/epmet-heart/epmet-heart-server/src/main/resources/mapper/VolunteerInfoDao.xml

@@ -31,10 +31,10 @@
         <if test="customerId != null and customerId != ''">
             CUSTOMER_ID = #{customerId},
         </if>
-        <if test="volunteerIntroduce != null and volunteerIntroduce.trim() != ''">
+        <if test="volunteerIntroduce != null">
             VOLUNTEER_INTRODUCE = #{volunteerIntroduce},
         </if>
-        <if test="volunteerSignature != null and volunteerSignature.trim() != ''">
+        <if test="volunteerSignature != null">
             VOLUNTEER_SIGNATURE = #{volunteerSignature},
         </if>
         <if test="userId != null and userId != ''">