diff --git a/core/core-backend/src/main/java/io/dataease/engine/trans/ExtWhere2Str.java b/core/core-backend/src/main/java/io/dataease/engine/trans/ExtWhere2Str.java
index 8d9d6eda26..d9f4986c11 100644
--- a/core/core-backend/src/main/java/io/dataease/engine/trans/ExtWhere2Str.java
+++ b/core/core-backend/src/main/java/io/dataease/engine/trans/ExtWhere2Str.java
@@ -139,9 +139,10 @@ public class ExtWhere2Str {
                 String whereName = "";
                 if (request.getIsTree()) {
                     if (StringUtils.equalsIgnoreCase(dsType, DatasourceConfiguration.DatasourceType.sqlServer.getType()) && whereNameList.size() == 1) {
-                        whereNameList.add("''");
+                        whereName = whereNameList.get(0);
+                    } else {
+                        whereName = "CONCAT(" + StringUtils.join(whereNameList, ",',',") + ")";
                     }
-                    whereName = "CONCAT(" + StringUtils.join(whereNameList, ",',',") + ")";
                 } else {
                     whereName = whereNameList.get(0);
                 }