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zhongzheng-system/src/main/resources/mapper/modules/inform/InformUserMapper.xml

@@ -41,7 +41,7 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
         <if test="informId != null and informId != ''">
             and iu.inform_id =  #{informId}
         </if>
-          <if test="sendStatus != null and sendStatus != ''">
+          <if test="sendStatus != null">
             and iu.send_status =  #{sendStatus}
         </if>
         <if test="receiptName != null and receiptName != ''">