diff --git a/CHANGELOG.md b/CHANGELOG.md
index b1db96b3..a25c7422 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,11 @@
+# 2.0.4
+
+## 🐞 Bug Fixes
+- Default return alias for returned results [Issue #270](https://github.com/chat2db/Chat2DB/issues/270)
+
+## 🐞 问题修复
+- 返回结果默认返回别名 [Issue #270](https://github.com/chat2db/Chat2DB/issues/270)
+
 # 2.0.4
 ## ⭐ New Features
 - Support DB2 database
diff --git a/chat2db-server/chat2db-spi/src/main/java/ai/chat2db/spi/sql/SQLExecutor.java b/chat2db-server/chat2db-spi/src/main/java/ai/chat2db/spi/sql/SQLExecutor.java
index 05ec209f..7dd50c3e 100644
--- a/chat2db-server/chat2db-spi/src/main/java/ai/chat2db/spi/sql/SQLExecutor.java
+++ b/chat2db-server/chat2db-spi/src/main/java/ai/chat2db/spi/sql/SQLExecutor.java
@@ -14,6 +14,7 @@ import java.util.stream.Collectors;
 import ai.chat2db.server.tools.base.constant.EasyToolsConstant;
 import ai.chat2db.spi.model.*;
 
+import ai.chat2db.spi.util.ResultSetUtils;
 import cn.hutool.core.date.TimeInterval;
 import com.google.common.collect.Lists;
 import lombok.extern.slf4j.Slf4j;
@@ -57,13 +58,14 @@ public class SQLExecutor {
 
     /**
      * 执行sql
+     *
      * @param connection
      * @param sql
      * @param function
      * @return
      */
 
-    public <R> R executeSql(Connection connection,String sql, Function<ResultSet, R> function) {
+    public <R> R executeSql(Connection connection, String sql, Function<ResultSet, R> function) {
         if (StringUtils.isEmpty(sql)) {
             return null;
         }
@@ -115,7 +117,7 @@ public class SQLExecutor {
                         headerList.add(Header.builder()
                             .dataType(ai.chat2db.spi.util.JdbcUtils.resolveDataType(
                                 resultSetMetaData.getColumnTypeName(i), resultSetMetaData.getColumnType(i)).getCode())
-                            .name(resultSetMetaData.getColumnName(i))
+                            .name(ResultSetUtils.getColumnName(resultSetMetaData, i))
                             .build());
                     }
 
@@ -153,12 +155,13 @@ public class SQLExecutor {
      * @return
      * @throws SQLException
      */
-    public ExecuteResult execute(Connection connection,String sql) throws SQLException {
+    public ExecuteResult execute(Connection connection, String sql) throws SQLException {
         return execute(sql, connection);
     }
 
     /**
      * 获取所有的数据库
+     *
      * @param connection
      * @return
      */
@@ -178,12 +181,13 @@ public class SQLExecutor {
 
     /**
      * 获取所有的schema
+     *
      * @param connection
      * @param databaseName
      * @param schemaName
      * @return
      */
-    public List<Map<String, String>> schemas(Connection connection,String databaseName, String schemaName) {
+    public List<Map<String, String>> schemas(Connection connection, String databaseName, String schemaName) {
         List<Map<String, String>> schemaList = Lists.newArrayList();
         if (StringUtils.isEmpty(databaseName) && StringUtils.isEmpty(schemaName)) {
             try (ResultSet resultSet = connection.getMetaData().getSchemas()) {
@@ -217,6 +221,7 @@ public class SQLExecutor {
 
     /**
      * 获取所有的数据库表
+     *
      * @param connection
      * @param databaseName
      * @param schemaName
@@ -224,7 +229,8 @@ public class SQLExecutor {
      * @param types
      * @return
      */
-    public List<Table> tables(Connection connection,String databaseName, String schemaName, String tableName, String types[]) {
+    public List<Table> tables(Connection connection, String databaseName, String schemaName, String tableName,
+        String types[]) {
         List<Table> tables = Lists.newArrayList();
         int n = 0;
         try (ResultSet resultSet = connection.getMetaData().getTables(databaseName, schemaName, tableName,
@@ -246,6 +252,7 @@ public class SQLExecutor {
 
     /**
      * 获取所有的数据库表列
+     *
      * @param connection
      * @param databaseName
      * @param schemaName
@@ -253,7 +260,8 @@ public class SQLExecutor {
      * @param columnName
      * @return
      */
-    public List<TableColumn> columns(Connection connection,String databaseName, String schemaName, String tableName, String columnName) {
+    public List<TableColumn> columns(Connection connection, String databaseName, String schemaName, String tableName,
+        String columnName) {
         List<TableColumn> tableColumns = Lists.newArrayList();
         try (ResultSet resultSet = connection.getMetaData().getColumns(databaseName, schemaName, tableName,
             columnName)) {
@@ -270,13 +278,14 @@ public class SQLExecutor {
 
     /**
      * 获取所有的数据库表索引
+     *
      * @param connection
      * @param databaseName
      * @param schemaName
      * @param tableName
      * @return
      */
-    public List<TableIndex> indexes(Connection connection,String databaseName, String schemaName, String tableName) {
+    public List<TableIndex> indexes(Connection connection, String databaseName, String schemaName, String tableName) {
         List<TableIndex> tableIndices = Lists.newArrayList();
         try (ResultSet resultSet = connection.getMetaData().getIndexInfo(databaseName, schemaName, tableName,
             false,
@@ -308,12 +317,13 @@ public class SQLExecutor {
 
     /**
      * 获取所有的函数
+     *
      * @param connection
      * @param databaseName
      * @param schemaName
      * @return
      */
-    public List<ai.chat2db.spi.model.Function> functions(Connection connection,String databaseName,
+    public List<ai.chat2db.spi.model.Function> functions(Connection connection, String databaseName,
         String schemaName) {
         List<ai.chat2db.spi.model.Function> functions = Lists.newArrayList();
         try (ResultSet resultSet = connection.getMetaData().getFunctions(databaseName, schemaName, null);) {
@@ -328,12 +338,13 @@ public class SQLExecutor {
 
     /**
      * 获取所有的存储过程
+     *
      * @param connection
      * @param databaseName
      * @param schemaName
      * @return
      */
-    public List<Procedure> procedures(Connection connection,String databaseName, String schemaName) {
+    public List<Procedure> procedures(Connection connection, String databaseName, String schemaName) {
         List<Procedure> procedures = Lists.newArrayList();
         try (ResultSet resultSet = connection.getMetaData().getProcedures(databaseName, schemaName, null)) {
             while (resultSet != null && resultSet.next()) {
diff --git a/chat2db-server/chat2db-spi/src/main/java/ai/chat2db/spi/util/ResultSetUtils.java b/chat2db-server/chat2db-spi/src/main/java/ai/chat2db/spi/util/ResultSetUtils.java
index b11b10df..2d11f3be 100644
--- a/chat2db-server/chat2db-spi/src/main/java/ai/chat2db/spi/util/ResultSetUtils.java
+++ b/chat2db-server/chat2db-spi/src/main/java/ai/chat2db/spi/util/ResultSetUtils.java
@@ -2,6 +2,7 @@
 package ai.chat2db.spi.util;
 
 import java.sql.ResultSet;
+import java.sql.ResultSetMetaData;
 import java.sql.SQLException;
 
 import ai.chat2db.spi.model.*;
@@ -16,12 +17,12 @@ public class ResultSetUtils {
         ai.chat2db.spi.model.Function function
             = new ai.chat2db.spi.model.Function();
         try {
-            function.setDatabaseName(getString(resultSet,"FUNCTION_CAT"));
-            function.setSchemaName(getString(resultSet,"FUNCTION_SCHEM"));
-            function.setFunctionName(getString(resultSet,"FUNCTION_NAME"));
-            function.setRemarks(getString(resultSet,"REMARKS"));
+            function.setDatabaseName(getString(resultSet, "FUNCTION_CAT"));
+            function.setSchemaName(getString(resultSet, "FUNCTION_SCHEM"));
+            function.setFunctionName(getString(resultSet, "FUNCTION_NAME"));
+            function.setRemarks(getString(resultSet, "REMARKS"));
             function.setFunctionType(resultSet.getShort("FUNCTION_TYPE"));
-            function.setSpecificName(getString(resultSet,"SPECIFIC_NAME"));
+            function.setSpecificName(getString(resultSet, "SPECIFIC_NAME"));
         } catch (SQLException e) {
             throw new RuntimeException(e);
         }
@@ -31,12 +32,12 @@ public class ResultSetUtils {
     public static Procedure buildProcedure(ResultSet resultSet) {
         Procedure procedure = new Procedure();
         try {
-            procedure.setDatabaseName(getString(resultSet,"PROCEDURE_CAT"));
-            procedure.setSchemaName(getString(resultSet,"PROCEDURE_SCHEM"));
-            procedure.setProcedureName(getString(resultSet,"PROCEDURE_NAME"));
-            procedure.setRemarks(getString(resultSet,"REMARKS"));
+            procedure.setDatabaseName(getString(resultSet, "PROCEDURE_CAT"));
+            procedure.setSchemaName(getString(resultSet, "PROCEDURE_SCHEM"));
+            procedure.setProcedureName(getString(resultSet, "PROCEDURE_NAME"));
+            procedure.setRemarks(getString(resultSet, "REMARKS"));
             procedure.setProcedureType(resultSet.getShort("PROCEDURE_TYPE"));
-            procedure.setSpecificName(getString(resultSet,"SPECIFIC_NAME"));
+            procedure.setSpecificName(getString(resultSet, "SPECIFIC_NAME"));
         } catch (SQLException e) {
             throw new RuntimeException(e);
         }
@@ -45,31 +46,31 @@ public class ResultSetUtils {
 
     public static TableIndexColumn buildTableIndexColumn(ResultSet resultSet) throws SQLException {
         TableIndexColumn tableIndexColumn = new TableIndexColumn();
-        tableIndexColumn.setColumnName(getString(resultSet,"COLUMN_NAME"));
-        tableIndexColumn.setIndexName(getString(resultSet,"INDEX_NAME"));
-        tableIndexColumn.setAscOrDesc(getString(resultSet,"ASC_OR_DESC"));
+        tableIndexColumn.setColumnName(getString(resultSet, "COLUMN_NAME"));
+        tableIndexColumn.setIndexName(getString(resultSet, "INDEX_NAME"));
+        tableIndexColumn.setAscOrDesc(getString(resultSet, "ASC_OR_DESC"));
         tableIndexColumn.setCardinality(resultSet.getLong("CARDINALITY"));
         tableIndexColumn.setPages(resultSet.getLong("PAGES"));
-        tableIndexColumn.setFilterCondition(getString(resultSet,"FILTER_CONDITION"));
-        tableIndexColumn.setIndexQualifier(getString(resultSet,"INDEX_QUALIFIER"));
+        tableIndexColumn.setFilterCondition(getString(resultSet, "FILTER_CONDITION"));
+        tableIndexColumn.setIndexQualifier(getString(resultSet, "INDEX_QUALIFIER"));
         // tableIndexColumn.setIndexType(resultSet.getShort("TYPE"));
         tableIndexColumn.setNonUnique(resultSet.getBoolean("NON_UNIQUE"));
         tableIndexColumn.setOrdinalPosition(resultSet.getShort("ORDINAL_POSITION"));
-        tableIndexColumn.setDatabaseName(getString(resultSet,"TABLE_CAT"));
-        tableIndexColumn.setSchemaName(getString(resultSet,"TABLE_SCHEM"));
-        tableIndexColumn.setTableName(getString(resultSet,"TABLE_NAME"));
+        tableIndexColumn.setDatabaseName(getString(resultSet, "TABLE_CAT"));
+        tableIndexColumn.setSchemaName(getString(resultSet, "TABLE_SCHEM"));
+        tableIndexColumn.setTableName(getString(resultSet, "TABLE_NAME"));
         return tableIndexColumn;
     }
 
     public static TableColumn buildColumn(ResultSet resultSet) throws SQLException {
         TableColumn tableColumn = new TableColumn();
-        tableColumn.setDatabaseName(getString(resultSet,"TABLE_CAT"));
-        tableColumn.setSchemaName(getString(resultSet,"TABLE_SCHEM"));
-        tableColumn.setTableName(getString(resultSet,"TABLE_NAME"));
-        tableColumn.setName(getString(resultSet,"COLUMN_NAME"));
-        tableColumn.setComment(getString(resultSet,"REMARKS"));
-        tableColumn.setDefaultValue(getString(resultSet,"COLUMN_DEF"));
-        tableColumn.setTypeName(getString(resultSet,"TYPE_NAME"));
+        tableColumn.setDatabaseName(getString(resultSet, "TABLE_CAT"));
+        tableColumn.setSchemaName(getString(resultSet, "TABLE_SCHEM"));
+        tableColumn.setTableName(getString(resultSet, "TABLE_NAME"));
+        tableColumn.setName(getString(resultSet, "COLUMN_NAME"));
+        tableColumn.setComment(getString(resultSet, "REMARKS"));
+        tableColumn.setDefaultValue(getString(resultSet, "COLUMN_DEF"));
+        tableColumn.setTypeName(getString(resultSet, "TYPE_NAME"));
         tableColumn.setColumnSize(resultSet.getInt("COLUMN_SIZE"));
         tableColumn.setDataType(resultSet.getInt("DATA_TYPE"));
         tableColumn.setNullable(resultSet.getInt("NULLABLE") == 1);
@@ -85,22 +86,30 @@ public class ResultSetUtils {
 
     public static Table buildTable(ResultSet resultSet) throws SQLException {
         Table table = new Table();
-        table.setName(getString(resultSet,"TABLE_NAME"));
-        table.setComment(getString(resultSet,"REMARKS"));
-        table.setDatabaseName(getString(resultSet,"TABLE_CAT"));
-        table.setSchemaName(getString(resultSet,"TABLE_SCHEM"));
-        table.setType(getString(resultSet,"TABLE_TYPE"));
+        table.setName(getString(resultSet, "TABLE_NAME"));
+        table.setComment(getString(resultSet, "REMARKS"));
+        table.setDatabaseName(getString(resultSet, "TABLE_CAT"));
+        table.setSchemaName(getString(resultSet, "TABLE_SCHEM"));
+        table.setType(getString(resultSet, "TABLE_TYPE"));
         return table;
     }
 
-    private static String getString(ResultSet resultSet,String name){
-        if(resultSet == null){
+    private static String getString(ResultSet resultSet, String name) {
+        if (resultSet == null) {
             return null;
         }
         try {
             return resultSet.getString(name);
-        }catch (Exception e){
+        } catch (Exception e) {
             return null;
         }
     }
+
+    public static String getColumnName(ResultSetMetaData resultSetMetaData, int column) throws SQLException {
+        String columnLabel = resultSetMetaData.getColumnLabel(column);
+        if (columnLabel != null) {
+            return columnLabel;
+        }
+        return resultSetMetaData.getColumnName(column);
+    }
 }
\ No newline at end of file