修改查询sql

jeecg-module-main/src/main/java/org/jeecg/modules/kc/ktgl/mapper/xml/KcKechengbiaoMapper.xml

@@ -18,7 +18,9 @@
         when xqbh = 'U' then '全部'
         ELSE '' END  as xq,
         jgh,xnxq,jzglb,1 as sfcj,sfxsk as skxs,'' as sfzc,'' as bz,'' as zt,kcdl,#{xqxn}
-        from xxhbkckb t,kc_jieci jc where concat(substring(sksj,2,2),'、',substring(sksj,4,2)) = jc.jieci and t.kcdl != '毕业设计'
+        from xxhbkckb t,kc_jieci jc where concat(substring(sksj,2,2),'、',substring(sksj,4,2)) = jc.jieci
+        and (t.kcdl is null or t.kcdl != '毕业设计')
+<!--        and (t.kcdl is null )-->
 <!--        <if test="startTime != null and startTime != ''">-->
 <!--            and sksj > #{startTime}-->
 <!--        </if>-->