diff --git a/core/core-backend/src/main/java/io/dataease/commons/utils/SqlparserUtils.java b/core/core-backend/src/main/java/io/dataease/commons/utils/SqlparserUtils.java
index 0dc588fe92..8cf92cb2a9 100644
--- a/core/core-backend/src/main/java/io/dataease/commons/utils/SqlparserUtils.java
+++ b/core/core-backend/src/main/java/io/dataease/commons/utils/SqlparserUtils.java
@@ -157,10 +157,22 @@ public class SqlparserUtils {
             for (Join join : joins) {
                 FromItem rightItem = join.getRightItem();
                 if (rightItem instanceof ParenthesedSelect) {
-                    PlainSelect selectBody = ((ParenthesedSelect) rightItem).getPlainSelect();
-                    Select subSelectTmp = (Select) CCJSqlParserUtil.parse(removeVariables(selectBody.toString(), dsType));
-                    PlainSelect subPlainSelect = ((PlainSelect) subSelectTmp.getSelectBody());
-                    ((ParenthesedSelect) rightItem).setSelect(subPlainSelect);
+                   try {
+                       PlainSelect selectBody = ((ParenthesedSelect) rightItem).getPlainSelect();
+                       Select subSelectTmp = (Select) CCJSqlParserUtil.parse(removeVariables(selectBody.toString(), dsType));
+                       PlainSelect subPlainSelect = ((PlainSelect) subSelectTmp.getSelectBody());
+                       ((ParenthesedSelect) rightItem).setSelect(subPlainSelect);
+                   }catch ( Exception e ){
+                       SetOperationList  select = ((ParenthesedSelect) rightItem).getSetOperationList();
+                       SetOperationList setOperationList = new SetOperationList();
+                       setOperationList.setSelects(new ArrayList<>());
+                       setOperationList.setOperations(select.getOperations());
+                       for (Select selectSelect : select.getSelects()) {
+                           Select subSelectTmp = (Select) CCJSqlParserUtil.parse(removeVariables(selectSelect.toString(), dsType));
+                           setOperationList.getSelects().add(subSelectTmp);
+                       }
+                       ((ParenthesedSelect) rightItem).setSelect(setOperationList);
+                   }
                     if (dsType.equals(DatasourceConfiguration.DatasourceType.oracle.getType())) {
                         rightItem.setAlias(new Alias(rightItem.getAlias().toString(), false));
                     } else {
diff --git a/core/core-backend/src/main/java/io/dataease/datasource/server/DatasourceServer.java b/core/core-backend/src/main/java/io/dataease/datasource/server/DatasourceServer.java
index d1b4912d6f..7019a45686 100644
--- a/core/core-backend/src/main/java/io/dataease/datasource/server/DatasourceServer.java
+++ b/core/core-backend/src/main/java/io/dataease/datasource/server/DatasourceServer.java
@@ -989,16 +989,16 @@ public class DatasourceServer implements DatasourceApi {
         datasources.forEach(datasource -> {
             if (!syncDsIds.contains(datasource.getId())) {
                 syncDsIds.add(datasource.getId());
+                commonThreadPool.addTask(() -> {
+                    try {
+                        LicenseUtil.validate();
+                        validate(datasource);
+                    } catch (Exception e) {
+                    } finally {
+                        syncDsIds.removeIf(id -> id.equals(datasource.getId()));
+                    }
+                });
             }
-            commonThreadPool.addTask(() -> {
-                try {
-                    LicenseUtil.validate();
-                    validate(datasource);
-                } catch (Exception e) {
-                } finally {
-                    syncDsIds.removeIf(id -> id.equals(datasource.getId()));
-                }
-            });
         });
     }