diff --git a/Demo/WebDemo/Publish/Resources/config.json b/Demo/WebDemo/Publish/Resources/config.json
index 158cbe6197218faac257dafcb7e4c79283a8a6d7..9a0062cdbc25586b6983770d98370aeb9ff11dce 100644
--- a/Demo/WebDemo/Publish/Resources/config.json
+++ b/Demo/WebDemo/Publish/Resources/config.json
@@ -67,8 +67,21 @@
 			"POOL_CleanupTimeout": "30000",
 			"POOL_ExpireTimeout": "90000",
 			"POOL_MaximumItems": "50"
-		},	
-
+		},
+		"db4": {
+			"DriverID": "PG",
+			"Server": "127.0.0.1",
+			"Port": "5432",
+			"Database": "test",
+			"User_Name": "postgres",
+			"Password": "postgres",
+			"CharacterSet": "utf8",
+			"Compress": "False",
+			"Pooled": "True",
+			"POOL_CleanupTimeout": "30000",
+			"POOL_ExpireTimeout": "90000",
+			"POOL_MaximumItems": "50"
+		},
 		"db5": {
 			"DriverID": "Ora",
 			"CharacterSet": "UTF8",
diff --git a/Demo/WebDemo/Publish/WebRoot/view/main/main.html b/Demo/WebDemo/Publish/WebRoot/view/main/main.html
index 680fce78644f1702e0f7979da2d1112ac7156e8f..bfb047e33dc347f10c6ba7d199cd7d198bdcd2ac 100644
--- a/Demo/WebDemo/Publish/WebRoot/view/main/main.html
+++ b/Demo/WebDemo/Publish/WebRoot/view/main/main.html
@@ -29,7 +29,7 @@
 				<li class="layui-nav-item"><a target="_blank" href="http://129.211.87.47/doc/help.html">
 						<i class="layui-icon layui-icon-help"></i>
 						开发手册</a></li>
-				<li class="layui-nav-item"><a href="__APP__/">
+				<li class="layui-nav-item"><a href="#" onclick="Logout()">
 						<i class="layui-icon layui-icon-close-fill"></i>退出</a></li>
 			</ul>
 		</div>
@@ -96,7 +96,15 @@
 			layui.element.render();
 		}
 
-
+		function Logout() {
+			layui.use('layer', function () {
+				layer = layui.layer;
+				layer.confirm('确定要退出登录?', { icon: 3, title: '提示' }, function (index) {
+					window.location = "__APP__/login";
+					layer.close(index);
+				});
+			});
+		}
 
 	</script>
 
diff --git a/MVC5.0/SDK/MVC.DB.pas b/MVC5.0/SDK/MVC.DB.pas
index ab0ba003881a8ee2134f5b4bc0e8376bf65fbd74..c7fa70a1da57748a34cd6fd6be4b5f569f64140f 100644
--- a/MVC5.0/SDK/MVC.DB.pas
+++ b/MVC5.0/SDK/MVC.DB.pas
@@ -42,7 +42,7 @@ type
     procedure SetOverTime(const Value: TDateTime);
     function PageMySql(sql: ISQL; pNumber, pSize: Integer): IDataSet;
     function PageSqlite(sql: ISQL; pNumber, pSize: Integer): IDataSet;
-
+    function PagePostgreSQL(sql: ISQL; pNumber, pSize: Integer): IDataSet;
     function PageMSSQL08(sql: ISQL; pNumber, pSize: Integer): IDataSet;
     function PageMSSQL12(sql: ISQL; pNumber, pSize: Integer): IDataSet;
     function PageMSSQL(sql: ISQL; pNumber, pSize: Integer): IDataSet;
@@ -547,6 +547,35 @@ begin
   end;
 end;
 
+function TDBItem.PagePostgreSQL(sql: ISQL; pNumber, pSize: Integer): IDataSet;
+var
+  sq: string;
+  count: integer;
+  dataset: IDataSet;
+begin
+  dataset := nil;
+  if (not TryConn) or (Trim(sql.getSelect) = '') or (Trim(sql.getFrom) = '') then
+    Exit;
+  try
+    try
+      sq := 'select count(1) as N' + sql.getFrom;
+      sq := filterSQL(sq);
+      count := Conn.ExecSQLScalar(sq);
+      sq := sql.getSelect + sql.getFrom + ' ' + sql.getOrder + ' limit ' + inttostr(pNumber * pSize) + ',' + inttostr(pSize);
+      dataset := Query(sq);
+      dataset.setCount(count);
+    except
+      on e: Exception do
+      begin
+        log('SQL执行异常:' + e.Message + '-' + sq);
+        Result := nil;
+      end;
+    end;
+  finally
+    Result := dataset;
+  end;
+end;
+
 function TDBItem.PageMSSQL08(sql: ISQL; pNumber, pSize: Integer): IDataSet;
 var
   sq, order: string;
diff --git a/MVC5.0/SDK/MVC.DM.pas b/MVC5.0/SDK/MVC.DM.pas
index dc3c2873accde0f077bce01964cd4626b66a82e3..cba4cea53e9d210c72b3bd8bfc6f917bf90201f4 100644
--- a/MVC5.0/SDK/MVC.DM.pas
+++ b/MVC5.0/SDK/MVC.DM.pas
@@ -19,7 +19,7 @@ uses
   System.SysUtils, FireDAC.Stan.ExprFuncs, FireDAC.Phys.SQLiteDef,
   FireDAC.Phys.SQLite, FireDAC.Phys.OracleDef, FireDAC.Phys.MSSQLDef,
   FireDAC.Phys.ODBCBase, FireDAC.Phys.MSSQL, FireDAC.Phys.Oracle,
-  FireDAC.Phys.FBDef,
+  FireDAC.Phys.FBDef, FireDAC.Phys.PGDef, FireDAC.Phys.PG,
 //  {$IFDEF VER340}FireDAC.Phys.SQLiteWrapper.Stat, {$ENDIF}
 //  {$IFDEF CONSOLE} FireDAC.ConsoleUI.Wait, {$ENDIF}
 //  {$IFDEF SERVICE} FireDAC.ConsoleUI.Wait, {$ENDIF}
@@ -30,6 +30,7 @@ uses
 type
   TMVCDM = class
     MySQLDriver: TFDPhysMySQLDriverLink;
+    PgDriver: TFDPhysPgDriverLink;
     DBManager: TFDManager;
     SQLiteDriverLink1: TFDPhysSQLiteDriverLink;
     OracleDriverLink1: TFDPhysOracleDriverLink;
@@ -56,6 +57,7 @@ constructor TMVCDM.Create();
 begin
   DBManager := TFDManager.Create(nil);
   MySQLDriver := TFDPhysMySQLDriverLink.Create(nil);
+  PgDriver := TFDPhysPgDriverLink.Create(nil);
   SQLiteDriverLink1 := TFDPhysSQLiteDriverLink.Create(nil);
   OracleDriverLink1 := TFDPhysOracleDriverLink.Create(nil);
   MSSQLDriverLink1 := TFDPhysMSSQLDriverLink.Create(nil);
@@ -70,6 +72,7 @@ destructor TMVCDM.Destroy;
 begin
   DBManager.free;
   MySQLDriver.free;
+  PgDriver.Free;
   SQLiteDriverLink1.free;
   OracleDriverLink1.free;
   MSSQLDriverLink1.free;