diff --git a/addons/EGFramework/Module/Extension/EGSqlExtension.cs b/addons/EGFramework/Module/Extension/EGSqlExtension.cs
index 51d7328..40c92d3 100644
--- a/addons/EGFramework/Module/Extension/EGSqlExtension.cs
+++ b/addons/EGFramework/Module/Extension/EGSqlExtension.cs
@@ -107,8 +107,7 @@ namespace EGFramework
             }
             return sqlCommand;
         }
-
-        public static string ToCreateTableSQL(this Type type, string tableName)
+        public static string ToCreateTableSQL(this Type type, string tableName,string idType = "INTEGER PRIMARY KEY AUTO_INCREMENT")
         {
             var properties = type.GetProperties();
             FieldInfo[] fields = type.GetFields();
@@ -123,12 +122,12 @@ namespace EGFramework
             }
             keySet = keySet.TrimEnd(',');
             string createSql = @"CREATE TABLE " + tableName + " (" +
-            "`ID` INTEGER PRIMARY KEY AUTO_INCREMENT, " + keySet
+            "`ID` "+idType+", " + keySet
             + ");";
             return createSql;
         }
         
-        public static string ToCreateTableSQL(this Dictionary<string,Type> tableParam,string tableName)
+        public static string ToCreateTableSQL(this Dictionary<string,Type> tableParam,string tableName,string idType = "INTEGER PRIMARY KEY AUTO_INCREMENT")
         {
 
             string keySet = "";
@@ -137,7 +136,7 @@ namespace EGFramework
             }
             keySet = keySet.TrimEnd(',');
             string createSql = @"CREATE TABLE "+tableName+" ("+
-            "`ID` INTEGER PRIMARY KEY AUTOINCREMENT, "+keySet
+            "`ID` "+idType+", "+keySet
             +");";
             return createSql;
         }
diff --git a/addons/EGFramework/Module/SaveTools/Data/EGDapper.cs b/addons/EGFramework/Module/SaveTools/Data/EGDapper.cs
index d73d5df..07ed14c 100644
--- a/addons/EGFramework/Module/SaveTools/Data/EGDapper.cs
+++ b/addons/EGFramework/Module/SaveTools/Data/EGDapper.cs
@@ -11,6 +11,7 @@ namespace EGFramework
     public abstract class EGDapper : IEGSave, IEGSaveData, IEGDataBase
     {
         public DbConnection Connection { get; set; }
+        public string PrimaryType = "INTEGER PRIMARY KEY AUTO_INCREMENT";
         public string ExceptionMsg;
 
         public abstract void InitSave(string conn);
@@ -303,7 +304,7 @@ namespace EGFramework
                 EG.Print("Table " + dataKey + " has been created!");
                 return;
             }
-            string createSql = typeof(TData).ToCreateTableSQL(dataKey);
+            string createSql = typeof(TData).ToCreateTableSQL(dataKey,PrimaryType);
             int count = Connection.Execute(createSql);
         }
 
@@ -319,7 +320,7 @@ namespace EGFramework
             {
                 tableType.Add(pair.Key, pair.Value.GetType());
             }
-            string createSql = tableType.ToCreateTableSQL(dataKey);
+            string createSql = tableType.ToCreateTableSQL(dataKey,PrimaryType);
             int count = Connection.Execute(createSql);
         }
 
diff --git a/addons/EGFramework/Module/SaveTools/Data/EGSqliteSave.cs b/addons/EGFramework/Module/SaveTools/Data/EGSqliteSave.cs
index c06f138..7e59b55 100644
--- a/addons/EGFramework/Module/SaveTools/Data/EGSqliteSave.cs
+++ b/addons/EGFramework/Module/SaveTools/Data/EGSqliteSave.cs
@@ -16,10 +16,7 @@ namespace EGFramework{
         /// <param name="path">please add *.db suffix or your db file suffix</param>
         public override void InitSave(string path)
         {
-            if (!File.Exists(path))
-            {
-                Directory.CreateDirectory(path);
-            }
+            PrimaryType = "INTEGER PRIMARY KEY AUTOINCREMENT";
             InitDatabase(path);
         }