diff --git a/modules/i3plus-pojo-base/src/main/java/cn/estsh/i3plus/pojo/base/tool/DdlPreparedPack.java b/modules/i3plus-pojo-base/src/main/java/cn/estsh/i3plus/pojo/base/tool/DdlPreparedPack.java
index c9618cd..3bd0c51 100644
--- a/modules/i3plus-pojo-base/src/main/java/cn/estsh/i3plus/pojo/base/tool/DdlPreparedPack.java
+++ b/modules/i3plus-pojo-base/src/main/java/cn/estsh/i3plus/pojo/base/tool/DdlPreparedPack.java
@@ -293,6 +293,15 @@ public class DdlPreparedPack {
      * @param columnName 列名
      * @param packBean
      */
+    public static void getStringNotBlanklPack(String columnName, DdlPackBean packBean) {
+        packBean.addColumnQuery(null, " and (model." + columnName + " is not null  and model." + columnName + " !='')", null);
+    }
+    /**
+     * 封装String对象成equal语句
+     *
+     * @param columnName 列名
+     * @param packBean
+     */
     public static void getStringEqualPackOr(String val, String columnName, DdlPackBean packBean) {
         if (val != null && val.trim().length() > 0) {
             packBean.addColumnQuery(columnName, " or model." + columnName + " = :m_" + columnName, val);