王子文 培训模块 - bug fixed: 作业证书一览表搜索条件失效

master/src/main/resources/mybatis/training/TWorkcertificateMapper.xml

@@ -48,9 +48,11 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
         <include refid="selectTWorkcertificateVo"/>
         <where>  
             <if test="classes != null  and classes != ''"> and classes = #{classes}</if>
-            <if test="boiler == 'true'"> and boiler IS NOT NULL</if>
-            <if test="hydrogenation == 'true'"> and hydrogenation IS NOT NULL</if>
-            <if test="cracking == 'true'"> and cracking IS NOT NULL</if>
+            <!-- 王子文 2022年8月15日 -->
+            <!-- 过滤掉锅炉证、加氢工艺、裂化工艺字段中值为（一个或多个）空格的数据 -->
+            <if test="boiler == 'true'">and LTRIM(boiler) is not null</if>
+            <if test="hydrogenation == 'true'"> and LTRIM(hydrogenation) IS NOT NULL</if>
+            <if test="cracking == 'true'"> and LTRIM(cracking) IS NOT NULL</if>
             and d.del_flag = 0
         </where>
         <!-- 数据范围过滤 -->