diff --git a/core/backend/src/main/java/io/dataease/service/datasource/DatasourceService.java b/core/backend/src/main/java/io/dataease/service/datasource/DatasourceService.java
index d69165c1c8..8c363c9a22 100644
--- a/core/backend/src/main/java/io/dataease/service/datasource/DatasourceService.java
+++ b/core/backend/src/main/java/io/dataease/service/datasource/DatasourceService.java
@@ -371,9 +371,11 @@ public class DatasourceService {
         String datasourceStatus = null;
         try {
             Provider datasourceProvider = ProviderFactory.getProvider(datasource.getType());
+            System.out.println(datasourceProvider.getClass());
             DatasourceRequest datasourceRequest = new DatasourceRequest();
             datasourceRequest.setDatasource(datasource);
             datasourceStatus = datasourceProvider.checkStatus(datasourceRequest);
+            System.out.println(datasourceStatus);
             if (datasource.getType().equalsIgnoreCase("api")) {
                 List<ApiDefinition> apiDefinitionList = new Gson().fromJson(datasource.getConfiguration(), new TypeToken<List<ApiDefinition>>() {
                 }.getType());
@@ -398,6 +400,7 @@ public class DatasourceService {
 
             return ResultHolder.success("Success");
         } catch (Exception e) {
+            e.printStackTrace();
             datasourceStatus = "Error";
             return ResultHolder.error(Translator.get("I18N_DS_INVALID") + ": " + e.getMessage());
         } finally {
@@ -405,6 +408,7 @@ public class DatasourceService {
             record.setStatus(datasourceStatus);
             DatasourceExample example = new DatasourceExample();
             example.createCriteria().andIdEqualTo(datasource.getId());
+            System.out.println(new Gson().toJson(record));
             datasourceMapper.updateByExampleSelective(record, example);
         }
     }
diff --git a/extensions/dataease-extensions-datasource/dm/dm-backend/src/main/java/io/dataease/plugins/datasource/dm/query/DmConstants.java b/extensions/dataease-extensions-datasource/dm/dm-backend/src/main/java/io/dataease/plugins/datasource/dm/query/DmConstants.java
index 7a392b73fe..5ed6068968 100644
--- a/extensions/dataease-extensions-datasource/dm/dm-backend/src/main/java/io/dataease/plugins/datasource/dm/query/DmConstants.java
+++ b/extensions/dataease-extensions-datasource/dm/dm-backend/src/main/java/io/dataease/plugins/datasource/dm/query/DmConstants.java
@@ -4,6 +4,7 @@ package io.dataease.plugins.datasource.dm.query;
 
 import io.dataease.plugins.common.constants.datasource.SQLConstants;
 
+import static io.dataease.plugins.common.constants.DatasourceTypes.mysql;
 import static io.dataease.plugins.common.constants.DatasourceTypes.oracle;
 
 public class DmConstants extends SQLConstants {
diff --git a/extensions/dataease-extensions-datasource/kylin/kylin-backend/src/main/java/io/dataease/plugins/datasource/kylin/query/KylinConstants.java b/extensions/dataease-extensions-datasource/kylin/kylin-backend/src/main/java/io/dataease/plugins/datasource/kylin/query/KylinConstants.java
index 05e13b06fd..250fcb2d82 100644
--- a/extensions/dataease-extensions-datasource/kylin/kylin-backend/src/main/java/io/dataease/plugins/datasource/kylin/query/KylinConstants.java
+++ b/extensions/dataease-extensions-datasource/kylin/kylin-backend/src/main/java/io/dataease/plugins/datasource/kylin/query/KylinConstants.java
@@ -9,7 +9,7 @@ public class KylinConstants extends SQLConstants {
 
     public static final String KEYWORD_FIX = "%s." + "%s";
 
-
+    public static final String ALIAS_FIX = "%s";
     public static final String CAST = "CAST(%s AS %s)";
 
     public static final String DEFAULT_DATE_FORMAT = "yyyy-MM-dd HH:mm:ss";
diff --git a/extensions/dataease-extensions-datasource/maxcompute/maxcompute-backend/src/main/java/io/dataease/plugins/datasource/dm/query/MaxConstants.java b/extensions/dataease-extensions-datasource/maxcompute/maxcompute-backend/src/main/java/io/dataease/plugins/datasource/dm/query/MaxConstants.java
index 26e1835eb8..248ce8a10d 100644
--- a/extensions/dataease-extensions-datasource/maxcompute/maxcompute-backend/src/main/java/io/dataease/plugins/datasource/dm/query/MaxConstants.java
+++ b/extensions/dataease-extensions-datasource/maxcompute/maxcompute-backend/src/main/java/io/dataease/plugins/datasource/dm/query/MaxConstants.java
@@ -11,6 +11,7 @@ public class MaxConstants extends SQLConstants {
 
     public static final String KEYWORD_FIX = "%s." + "%s";
 
+    public static final String ALIAS_FIX = "%s";
     public static final String UNIX_TIMESTAMP = "TO_MILLIS(%s)";
 
     public static final String DATE_FORMAT = "to_char(%s, '%s')";
diff --git a/extensions/dataease-extensions-datasource/presto/presto-backend/src/main/java/io/dataease/plugins/datasource/dm/query/PrestoConstants.java b/extensions/dataease-extensions-datasource/presto/presto-backend/src/main/java/io/dataease/plugins/datasource/dm/query/PrestoConstants.java
index 696319e9bc..f948851f56 100644
--- a/extensions/dataease-extensions-datasource/presto/presto-backend/src/main/java/io/dataease/plugins/datasource/dm/query/PrestoConstants.java
+++ b/extensions/dataease-extensions-datasource/presto/presto-backend/src/main/java/io/dataease/plugins/datasource/dm/query/PrestoConstants.java
@@ -11,6 +11,7 @@ public class PrestoConstants extends SQLConstants {
 
     public static final String KEYWORD_FIX = "%s." + "%s";
 
+    public static final String ALIAS_FIX = "%s";
     public static final String UNIX_TIMESTAMP = "to_unixtime(%s)";
 
     public static final String FROM_UNIXTIME = "from_unixtime(%s)";