diff --git a/jero-boot/jero-boot-base/jero-boot-base-core/src/main/java/com/jero/common/util/dynamic/db/SqlUtils.java b/jero-boot/jero-boot-base/jero-boot-base-core/src/main/java/com/jero/common/util/dynamic/db/SqlUtils.java
index 751dfbe9..61270926 100644
--- a/jero-boot/jero-boot-base/jero-boot-base-core/src/main/java/com/jero/common/util/dynamic/db/SqlUtils.java
+++ b/jero-boot/jero-boot-base/jero-boot-base-core/src/main/java/com/jero/common/util/dynamic/db/SqlUtils.java
@@ -86,7 +86,7 @@ public class SqlUtils {
      * @param params
      * @return
      */
-    public static String getFullSql(String sql, Map params) {
+    public static String getFullSql(String sql, Map<String,Object> params) {
         return getFullSql(sql, params, null, null);
     }
 
@@ -101,13 +101,14 @@ public class SqlUtils {
      * @param orderBy     排序方式，只能是 DESC 或 ASC
      * @return
      */
-    public static String getFullSql(String sql, Map params, String orderColumn, String orderBy) {
+    public static String getFullSql(String sql, Map<String,Object> params, String orderColumn, String orderBy) {
         StringBuilder sqlBuilder = new StringBuilder();
         sqlBuilder.append("SELECT t.* FROM ( ").append(sql).append(" ) t ");
         if (params != null && params.size() >= 1) {
             sqlBuilder.append("WHERE 1=1 ");
-            for (Object key : params.keySet()) {
-                String value = String.valueOf(params.get(key));
+            for (Map.Entry<String,Object> entry : params.entrySet()) {
+                String key = entry.getKey();
+                String value = String.valueOf(entry.getValue());
                 if (StringUtils.isNotBlank(value)) {
                     sqlBuilder.append(" AND (").append(key).append(" = N'").append(value).append("')");
                 }