diff --git a/core/backend/src/main/java/io/dataease/service/dataset/DataSetTableService.java b/core/backend/src/main/java/io/dataease/service/dataset/DataSetTableService.java
index 4e66473900..2ce30795b5 100644
--- a/core/backend/src/main/java/io/dataease/service/dataset/DataSetTableService.java
+++ b/core/backend/src/main/java/io/dataease/service/dataset/DataSetTableService.java
@@ -1116,21 +1116,31 @@ public class DataSetTableService {
     }
 
     private void handleFromItems(PlainSelect plainSelect, String dsType) throws Exception {
-
         FromItem fromItem = plainSelect.getFromItem();
         if (fromItem instanceof ParenthesedSelect) {
-            PlainSelect selectBody = ((ParenthesedSelect) fromItem).getPlainSelect();
-            Select subSelectTmp = (Select) CCJSqlParserUtil.parse(removeVariables(selectBody.toString(), dsType));
-            ((ParenthesedSelect) fromItem).setSelect(subSelectTmp.getSelectBody());
-            if (dsType.equals(DatasourceTypes.oracle.getType())) {
-                if (fromItem.getAlias() != null) {
+            if(((ParenthesedSelect) fromItem).getSelect() instanceof SetOperationList){
+                StringBuilder result = new StringBuilder();
+                SetOperationList setOperationList = (SetOperationList) ((ParenthesedSelect) fromItem).getSelect().getSelectBody();
+                for (int i = 0; i < setOperationList.getSelects().size(); i++) {
+                    result.append(handlePlainSelect((PlainSelect) setOperationList.getSelects().get(i), null, dsType));
+                    if (i < setOperationList.getSelects().size() - 1) {
+                        result.append(" ").append(setOperationList.getOperations().get(i).toString()).append(" ");
+                    }
+                }
+            }else {
+                PlainSelect selectBody = ((ParenthesedSelect) fromItem).getSelect().getPlainSelect();
+                Select subSelectTmp = (Select) CCJSqlParserUtil.parse(removeVariables(selectBody.toString(), dsType));
+                ((ParenthesedSelect) fromItem).setSelect(subSelectTmp.getSelectBody());
+                if (dsType.equals(DatasourceTypes.oracle.getType())) {
+                    if (fromItem.getAlias() != null) {
+                        fromItem.setAlias(new Alias(fromItem.getAlias().toString(), false));
+                    }
+                } else {
+                    if (fromItem.getAlias() == null) {
+                        throw new Exception("Failed to parse sql, Every derived table must have its own alias！");
+                    }
                     fromItem.setAlias(new Alias(fromItem.getAlias().toString(), false));
                 }
-            } else {
-                if (fromItem.getAlias() == null) {
-                    throw new Exception("Failed to parse sql, Every derived table must have its own alias！");
-                }
-                fromItem.setAlias(new Alias(fromItem.getAlias().toString(), false));
             }
             plainSelect.setFromItem(fromItem);
         }