解决dbm使用mysql返回base64编码后的

dao/dbm.go

@@ -247,7 +247,12 @@ func RunSQLWithOrder(sql string, db_ *gorm.DB) (result proto.SQLResult, err erro
 		// 将当前行数据存入 map（便于按列名访问）
 		rowMap := make(map[string]interface{})
 		for i, col := range columns {
-			rowMap[col] = values[i]
+			val := values[i]
+			if b, ok := val.([]byte); ok {
+				rowMap[col] = string(b)
+			} else {
+				rowMap[col] = values[i]
+			}
 		}
 		result.Rows = append(result.Rows, rowMap)
 	}