diff --git a/.gitignore b/.gitignore
index 5ea392f..adebe44 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,5 @@
 /vendor/
-/components/
\ No newline at end of file
+/components/
+
+test.bat
+test.php
\ No newline at end of file
diff --git a/composer.json b/composer.json
index 4a873d6..b53f380 100644
--- a/composer.json
+++ b/composer.json
@@ -17,7 +17,8 @@
         "symfony/validator": "^5.3",
         "doctrine/annotations": "^1.13",
         "league/event": "^3.0",
-        "symfony/cache": "^5 | ^6.0"
+        "symfony/cache": "^5 | ^6.0",
+        "laminas/laminas-paginator": "^2.12"
     },
     "require-dev": {
         "phpunit/phpunit": "^9.5"
@@ -29,5 +30,8 @@
         {
             "name": "Raymond Chong"
         }
-    ]
-}
+    ],
+    "scripts": {
+        "test": "phpunit --bootstrap tests\\Testing.php tests"
+    }
+}
\ No newline at end of file
diff --git a/composer.lock b/composer.lock
index 017b0ba..275e191 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
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         "This file is @generated automatically"
     ],
-    "content-hash": "240828c996ff5531c6b85e50870ed873",
+    "content-hash": "4ecf1c86aad84ba4e7ffb9ffe453afc9",
     "packages": [
         {
             "name": "doctrine/annotations",
@@ -156,20 +156,20 @@
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         {
             "name": "laminas/laminas-db",
-            "version": "2.13.4",
+            "version": "2.15.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/laminas/laminas-db.git",
-                "reference": "cdabb4bfa669c2c0edb0cb4e014c15b41afd3fb1"
+                "reference": "1125ef2e55108bdfcc1f0030d3a0f9b895e09606"
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             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/laminas/laminas-db/zipball/cdabb4bfa669c2c0edb0cb4e014c15b41afd3fb1",
-                "reference": "cdabb4bfa669c2c0edb0cb4e014c15b41afd3fb1",
+                "url": "https://api.github.com/repos/laminas/laminas-db/zipball/1125ef2e55108bdfcc1f0030d3a0f9b895e09606",
+                "reference": "1125ef2e55108bdfcc1f0030d3a0f9b895e09606",
                 "shasum": ""
             },
             "require": {
-                "laminas/laminas-stdlib": "^3.6",
+                "laminas/laminas-stdlib": "^3.7.1",
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             },
             "conflict": {
@@ -177,10 +177,10 @@
             },
             "require-dev": {
                 "laminas/laminas-coding-standard": "~2.2.1",
-                "laminas/laminas-eventmanager": "^3.4",
+                "laminas/laminas-eventmanager": "^3.4.0",
                 "laminas/laminas-hydrator": "^3.2 || ^4.3",
-                "laminas/laminas-servicemanager": "^3.7",
-                "phpunit/phpunit": "^9.5.5"
+                "laminas/laminas-servicemanager": "^3.7.0",
+                "phpunit/phpunit": "^9.5.19"
             },
             "suggest": {
                 "laminas/laminas-eventmanager": "Laminas\\EventManager component",
@@ -223,7 +223,7 @@
                     "type": "community_bridge"
                 }
             ],
-            "time": "2021-09-21T18:59:44+00:00"
+            "time": "2022-04-11T13:26:20+00:00"
         },
         {
             "name": "laminas/laminas-hydrator",
@@ -302,6 +302,85 @@
             ],
             "time": "2021-09-09T09:55:00+00:00"
         },
+        {
+            "name": "laminas/laminas-paginator",
+            "version": "2.12.2",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/laminas/laminas-paginator.git",
+                "reference": "e2e5a17e2b6ca750e4a75b8f34763c63cc6bf8fa"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/laminas/laminas-paginator/zipball/e2e5a17e2b6ca750e4a75b8f34763c63cc6bf8fa",
+                "reference": "e2e5a17e2b6ca750e4a75b8f34763c63cc6bf8fa",
+                "shasum": ""
+            },
+            "require": {
+                "ext-json": "*",
+                "laminas/laminas-stdlib": "^3.6.2",
+                "php": "^7.4 || ~8.0.0 || ~8.1.0"
+            },
+            "conflict": {
+                "zendframework/zend-paginator": "*"
+            },
+            "require-dev": {
+                "laminas/laminas-cache": "^3.1.2",
+                "laminas/laminas-cache-storage-adapter-memory": "^2.0.0",
+                "laminas/laminas-coding-standard": "^2.3.0",
+                "laminas/laminas-config": "^3.7.0",
+                "laminas/laminas-filter": "^2.13.0",
+                "laminas/laminas-servicemanager": "^3.10.0",
+                "laminas/laminas-view": "^2.15.0",
+                "phpunit/phpunit": "^9.5.10",
+                "psalm/plugin-phpunit": "^0.16.1",
+                "vimeo/psalm": "^4.15.0"
+            },
+            "suggest": {
+                "laminas/laminas-cache": "Laminas\\Cache component to support cache features",
+                "laminas/laminas-filter": "Laminas\\Filter component",
+                "laminas/laminas-paginator-adapter-laminasdb": "Provides pagination adapters for Select statements and TableGateway instances",
+                "laminas/laminas-servicemanager": "Laminas\\ServiceManager component",
+                "laminas/laminas-view": "Laminas\\View component"
+            },
+            "type": "library",
+            "extra": {
+                "laminas": {
+                    "component": "Laminas\\Paginator",
+                    "config-provider": "Laminas\\Paginator\\ConfigProvider"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Laminas\\Paginator\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "BSD-3-Clause"
+            ],
+            "description": "Paginate collections of data from arbitrary sources",
+            "homepage": "https://laminas.dev",
+            "keywords": [
+                "laminas",
+                "paginator"
+            ],
+            "support": {
+                "chat": "https://laminas.dev/chat",
+                "docs": "https://docs.laminas.dev/laminas-paginator/",
+                "forum": "https://discourse.laminas.dev",
+                "issues": "https://github.com/laminas/laminas-paginator/issues",
+                "rss": "https://github.com/laminas/laminas-paginator/releases.atom",
+                "source": "https://github.com/laminas/laminas-paginator"
+            },
+            "funding": [
+                {
+                    "url": "https://funding.communitybridge.org/projects/laminas-project",
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+            ],
+            "time": "2022-01-11T18:09:02+00:00"
+        },
         {
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@@ -422,21 +501,21 @@
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+            "version": "1.5.0",
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                 "url": "https://github.com/mathsgod/data-structure.git",
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+                "php": ">=7.3 || ~8.0"
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@@ -460,22 +539,22 @@
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-                "source": "https://github.com/mathsgod/data-structure/tree/1.4.0"
+                "source": "https://github.com/mathsgod/data-structure/tree/1.5.0"
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-            "time": "2021-04-08T03:53:44+00:00"
+            "time": "2022-04-07T10:03:58+00:00"
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-            "version": "1.4.1",
+            "version": "1.4.2",
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                 "url": "https://github.com/mathsgod/php-util.git",
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@@ -506,9 +585,9 @@
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-                "source": "https://github.com/mathsgod/php-util/tree/1.4.1"
+                "source": "https://github.com/mathsgod/php-util/tree/1.4.2"
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-            "time": "2021-09-07T09:53:59+00:00"
+            "time": "2022-04-06T09:51:21+00:00"
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@@ -807,16 +886,16 @@
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-            "version": "v3.0.0",
+            "version": "v3.0.1",
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                 "url": "https://github.com/symfony/cache-contracts.git",
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@@ -866,7 +945,7 @@
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+                "source": "https://github.com/symfony/cache-contracts/tree/v3.0.1"
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@@ -882,20 +961,20 @@
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-            "time": "2021-08-17T15:35:52+00:00"
+            "time": "2022-01-02T09:55:41+00:00"
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-            "version": "v3.0.0",
+            "version": "v3.0.1",
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@@ -949,7 +1028,7 @@
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@@ -1359,16 +1438,16 @@
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@@ -1421,7 +1500,7 @@
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@@ -1437,20 +1516,20 @@
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@@ -1499,7 +1578,7 @@
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@@ -1515,20 +1594,20 @@
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             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/phpunit/zipball/35ea4b7f3acabb26f4bb640f8c30866c401da807",
-                "reference": "35ea4b7f3acabb26f4bb640f8c30866c401da807",
+                "url": "https://api.github.com/repos/sebastianbergmann/phpunit/zipball/12bc8879fb65aef2138b26fc633cb1e3620cffba",
+                "reference": "12bc8879fb65aef2138b26fc633cb1e3620cffba",
                 "shasum": ""
             },
             "require": {
@@ -2692,7 +2771,7 @@
             ],
             "support": {
                 "issues": "https://github.com/sebastianbergmann/phpunit/issues",
-                "source": "https://github.com/sebastianbergmann/phpunit/tree/9.5.19"
+                "source": "https://github.com/sebastianbergmann/phpunit/tree/9.5.20"
             },
             "funding": [
                 {
@@ -2704,7 +2783,7 @@
                     "type": "github"
                 }
             ],
-            "time": "2022-03-15T09:57:31+00:00"
+            "time": "2022-04-01T12:37:26+00:00"
         },
         {
             "name": "sebastian/cli-parser",
@@ -3072,16 +3151,16 @@
         },
         {
             "name": "sebastian/environment",
-            "version": "5.1.3",
+            "version": "5.1.4",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/environment.git",
-                "reference": "388b6ced16caa751030f6a69e588299fa09200ac"
+                "reference": "1b5dff7bb151a4db11d49d90e5408e4e938270f7"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/environment/zipball/388b6ced16caa751030f6a69e588299fa09200ac",
-                "reference": "388b6ced16caa751030f6a69e588299fa09200ac",
+                "url": "https://api.github.com/repos/sebastianbergmann/environment/zipball/1b5dff7bb151a4db11d49d90e5408e4e938270f7",
+                "reference": "1b5dff7bb151a4db11d49d90e5408e4e938270f7",
                 "shasum": ""
             },
             "require": {
@@ -3123,7 +3202,7 @@
             ],
             "support": {
                 "issues": "https://github.com/sebastianbergmann/environment/issues",
-                "source": "https://github.com/sebastianbergmann/environment/tree/5.1.3"
+                "source": "https://github.com/sebastianbergmann/environment/tree/5.1.4"
             },
             "funding": [
                 {
@@ -3131,7 +3210,7 @@
                     "type": "github"
                 }
             ],
-            "time": "2020-09-28T05:52:38+00:00"
+            "time": "2022-04-03T09:37:03+00:00"
         },
         {
             "name": "sebastian/exporter",
@@ -3731,5 +3810,5 @@
         "ext-pdo": "*"
     },
     "platform-dev": [],
-    "plugin-api-version": "2.2.0"
+    "plugin-api-version": "2.0.0"
 }
diff --git a/src/Paginator/Adapter.php b/src/Paginator/Adapter.php
new file mode 100644
index 0000000..d28adb0
--- /dev/null
+++ b/src/Paginator/Adapter.php
@@ -0,0 +1,29 @@
+<?php
+
+namespace R\DB\Paginator;
+
+use ArrayObject;
+use Laminas\Paginator\Adapter\AdapterInterface;
+use R\DB\Query;
+
+class Adapter implements AdapterInterface
+{
+    private $query;
+
+    public function __construct(Query $query)
+    {
+        $this->query = $query;
+    }
+
+    function getItems($offset, $itemCountPerPage)
+    {
+        $this->query->offset($offset);
+        $this->query->limit($itemCountPerPage);
+        return new ArrayObject($this->query->toArray());
+    }
+
+    function count(): int
+    {
+        return $this->query->count();
+    }
+}
diff --git a/src/Query.php b/src/Query.php
index c730133..0bbfb22 100644
--- a/src/Query.php
+++ b/src/Query.php
@@ -11,6 +11,9 @@
 use Laminas\Db\Sql\Delete;
 use Laminas\Db\Sql\Expression;
 use Laminas\Db\Sql\Update;
+use Laminas\Paginator\Paginator;
+use R\DB\Paginator\Adapter;
+use Traversable;
 
 /**
  * @method static order(string|array|Expression $order)
@@ -162,19 +165,17 @@ public function execute(array $input_parameters = [])
                 }
                 $a->add($obj);
             }
-
-
-            
         }
 
         return $a;
     }
 
-    public function getIterator()
+    function getIterator(): Traversable
     {
         return $this->execute();
     }
 
+
     /**
      * @return T[]
      */
@@ -209,4 +210,9 @@ public function map(callable $map)
     {
         return collect($this)->map($map);
     }
+
+    public function getPaginator()
+    {
+        return new Paginator(new Adapter($this));
+    }
 }
diff --git a/test.bat b/test.bat
deleted file mode 100644
index 7f68938..0000000
--- a/test.bat
+++ /dev/null
@@ -1 +0,0 @@
-vendor\bin\phpunit --bootstrap tests\Testing.php tests
\ No newline at end of file
diff --git a/test.php b/test.php
deleted file mode 100644
index 81d6cb7..0000000
--- a/test.php
+++ /dev/null
@@ -1,312 +0,0 @@
-<?php
-
-use Laminas\Db\Sql\Ddl\AlterTable;
-use Laminas\Db\Sql\Ddl\Column\Column;
-use Laminas\Db\Sql\Select;
-use Laminas\Db\Sql\Sql;
-use Laminas\Db\Sql\Where;
-use R\DB\Event\AfterDelete;
-use R\DB\Event\BeforeInsert;
-use R\DB\Model;
-use R\DB\PDO;
-use R\DB\Stream;
-use Symfony\Component\Validator\Validation;
-
-
-//date_default_timezone_set('Asia/Hong_Kong');
-//ini_set("display_errors", "On");
-//error_reporting(E_ALL && ~E_WARNING);
-setlocale(LC_ALL, 'en_US.UTF-8'); //do not remove
-
-require_once __DIR__ . "/vendor/autoload.php";
-require_once __DIR__ . "/tests/Testing.php";
-
-
-$pdo = new PDO("mysql:host=127.0.0.1;dbname=raymond", "root", "111111");
-
-$stream = new Stream($pdo);;
-
-Stream::Register($pdo, "db");
-print_r(file_get_contents('db://User?$filter=user_id gt 2&$orderBy=user_id desc'));
-
-die();
-
-$table = $pdo->getTable("User");
-print_r($table->first());
-
-die();
-
-$schema = Model::GetSchema();
-
-$schema->beginTransaction();
-$ug = new UserGroup();
-$ug->name = "Test";
-$ug->delete();
-$schema->rollback();
-
-
-
-die();
-$dispatcher = $schema->eventDispatcher();
-$dispatcher->subscribeTo(BeforeInsert::class, function (BeforeInsert $event) {
-    echo "1";
-    print_r($event);
-});
-
-$dispatcher->subscribeTo(BeforeInsert::class, function (BeforeInsert $event) {
-    echo "2";
-    print_r($event);
-});
-
-$dispatcher->subscribeTo(AfterDelete::class, function (AfterDelete $event) {
-    print_r($event);
-});
-
-
-$d = UserGroup::Create(['name' => 'test1']);
-$d->save();
-$d->delete();;
-
-
-$ug = UserGroup::Query();
-
-
-
-
-die();
-
-
-$validator = Validation::createValidatorBuilder()->enableAnnotationMapping()->getValidator();
-$schema->setDefaultValidator($validator);
-
-$ugs = UserGroup::Query()->toArray();
-$ug = $ugs[0];
-$ug->name = "";
-$ug->save();
-
-
-die();
-
-
-print_r(new User(1));
-die();
-
-print_r(User::Load(1)->UserLog->delete());
-die();
-
-foreach (Testing::_table()->columns() as $column) {
-    print_r($column->getMetaData());
-    die();
-}
-die();
-
-
-foreach ($rows as $row) {
-    $row->delete();
-    die();
-}
-
-
-die();
-$db = Model::GetSchema();
-foreach ($db->getTables() as $t) {
-    echo $t->name;
-}
-
-die();
-$res = $db->alterTable("Testing", function (AlterTable $table) {
-    $column = new Column("test_abc");
-
-
-    $table->addColumn($column);
-});
-
-print_R($res);
-
-die();
-
-
-
-
-
-$db = Model::GetSchema();
-
-$sql    = new  Sql($db->getDbAdatpter());
-$select = $sql->select();
-$select->from('foo');
-$select->where(['id' => 2]);
-$sql->prepareStatementForSqlObject($select);
-
-
-
-
-print_R($db->query("Select * from User")->fetchAll());
-
-die();
-echo User::Load(1)->UserList->count();
-die();
-print_r(get_class(User::Load(1)->UserList()));
-die();
-print_r(new Testing2(2));
-
-die();
-print_r(Testing::Query()->count());
-die();
-
-$t = new Testing();
-$t->name = "abc";
-$t->save();
-
-die();
-
-
-$s = Testing::GetSchema();
-echo $i = $s->exec("select * from User");
-die();
-$t = $schema->table("Testing");
-$t->column("name")->rename("name1");
-
-die();
-
-
-
-
-
-return;
-print_r(new User(1));
-die();
-
-print_r(User::_table()->describe());
-die();
-
-print_r(User::Query(["user_id" => 1])->toArray());
-
-die();
-$adatper = User::GetSchema()->adatper;
-
-$statmemt = $adatper->createStatement("Select * from User");
-$statmemt->prepare();
-$s = $statmemt->getResource();
-
-$s->execute();
-$s->setFetchMode(\PDO::FETCH_CLASS | \PDO::FETCH_PROPS_LATE, "UserA", []);
-print_r($s->fetchAll());
-
-die();
-
-print_r(User::Query(["user_id" => 1])->first());
-
-
-return;
-// Script start
-$rustart = getrusage();
-
-foreach (range(1, 100000) as $i) {
-    UserList::Query()->toArray();
-}
-
-
-// Script end
-function rutime($ru, $rus, $index)
-{
-    return ($ru["ru_$index.tv_sec"] * 1000 + intval($ru["ru_$index.tv_usec"] / 1000))
-        -  ($rus["ru_$index.tv_sec"] * 1000 + intval($rus["ru_$index.tv_usec"] / 1000));
-}
-
-
-$ru = getrusage();
-echo "This process used " . rutime($ru, $rustart, "utime") .
-    " ms for its computations\n";
-echo "It spent " . rutime($ru, $rustart, "stime") .
-    " ms in system calls\n";
-die();
-
-
-print_r(User::Query()->where(function (Where $where) {
-    $where->equalTo("user_id", 1);
-})->toArray());
-
-//print_r(User::Query()->toArray());
-
-die();
-
-
-
-print_r(Testing::Query()->setOrderMap("a", "(select count(*) from Testing)")->orderBy(["a" => "desc"])->sql());
-die();
-
-
-$t = new Testing(3);
-print_R($t->Testing2());
-exit();
-$q = Testing::Query();
-//$list = $q->toList();
-
-//$list[0]->name = "1a";
-
-//print_r($q->toArray());
-
-$q->where("name like :name");
-
-
-print_r($q->toArray(["name" => "%1%"]));
-
-
-
-
-
-die();
-
-$table = User::_table();
-
-
-$q = User::Query()->where("username like :u or password like :u", ["u" => "a"]);
-
-print_r($q->toArray());
-
-die();
-
-
-print_r($table->describe());
-die();
-
-$a = ["a" => 1, "b" => null];
-//unset($a["b"]);
-print_r($a);
-
-return;
-
-/*print_r(User::Query()->filter([
-    "username" => "admin"
-])->toArray()[0]->username);
-die();
-*/
-foreach (User::Query()->select(["username"]) as $a) {
-    print_r($a);
-}
-return;
-
-print_r(Testing::__attribute());
-return;
-$a = new stdClass();
-$st = Testing::_table()->where(["testing_id" => 100])->get();
-$st->setFetchMode(PDO::FETCH_INTO, $a);
-if ($st->fetch() === false) {
-    echo "false";
-} else {
-    print_r($a);
-}
-
-
-
-return;
-$t = new Testing(1);
-
-$t->delete();
-
-
-return;
-$q = new R\DB\Query(Testing::GetSchema(), "Testing");
-$q->where(["name" => 1]);
-
-print_r($q);