diff --git a/src/Database.php b/src/Database.php
index 8a261fb..469304b 100644
--- a/src/Database.php
+++ b/src/Database.php
@@ -7,12 +7,14 @@
  * @author      Muhammet ŞAFAK <info@muhammetsafak.com.tr>
  * @copyright   Copyright © 2022 Muhammet ŞAFAK
  * @license     ./LICENSE  MIT
- * @version     2.0.5
+ * @version     2.0.6
  * @link        https://www.muhammetsafak.com.tr
  */
 
 namespace InitPHP\Database;
 
+use InitPHP\Database\Utils\{Pagination,
+    Datatables};
 use \InitPHP\Database\Exceptions\{WritableException,
     ReadableException,
     UpdatableException,
@@ -83,6 +85,15 @@ public function __construct(array $credentials = [])
         $this->_validation = new Validation($this->_credentials['validation']['methods'], $this->_credentials['validation']['messages'], $this->_credentials['validation']['labels'], $this);
     }
 
+    public function __call($name, $arguments)
+    {
+        if(Helper::str_starts_with($name, 'findBy') === FALSE){
+            throw new \RuntimeException('There is no "' . $name . '" method.');
+        }
+        $this->where(Helper::camelCaseToSnakeCase(\substr($name, 6)), \current($arguments));
+        return $this;
+    }
+
     final public function newInstance(array $credentials = []): Database
     {
         return new self(empty($credentials) ? $this->_credentials : \array_merge($this->_credentials, $credentials));
@@ -625,6 +636,31 @@ public function all(int $limit = 100, int $offset = 0)
                 ->read();
     }
 
+    public function group(\Closure $group, string $logical = 'AND'): self
+    {
+        $logical = \str_replace(['&&', '||'], ['AND', 'OR'], \strtoupper($logical));
+        if(!\in_array($logical, ['AND', 'OR'], true)){
+            throw new \InvalidArgumentException('Logical operator OR, AND, && or || it could be.');
+        }
+
+        $clone = clone $this;
+        $clone->reset();
+
+        \call_user_func_array($group, [$clone]);
+
+        $where = $clone->_whereQuery();
+        if($where !== ''){
+            $this->_STRUCTURE['where'][$logical][] = '(' . $where . ')';
+        }
+
+        $having = $clone->_havingQuery();
+        if($having !== ''){
+            $this->_STRUCTURE['having'][$logical][] = '(' . $having . ')';
+        }
+        unset($clone);
+        return $this;
+    }
+
     public function onlyDeleted(): self
     {
         $this->_isOnlyDeletes = true;
@@ -637,17 +673,57 @@ public function onlyUndeleted(): self
         return $this;
     }
 
+    /**
+     * QueryBuilder resetlemeden SELECT cümlesi kurar ve satır sayısını döndürür.
+     *
+     * @return int
+     */
+    public function count(): int
+    {
+        $select = $this->_STRUCTURE['select'];
+        $this->_STRUCTURE['select'][] = 'COUNT(*) AS row_count';
+        $this->_deleteFieldBuild(false);
+        $parameters = Parameters::get(false);
+        $res = $this->query($this->_readQuery());
+        $count = $res->toArray()['row_count'] ?? 0;
+        unset($res);
+        Parameters::merge($parameters);
+        $this->_STRUCTURE['select'] = $select;
+        return $count;
+    }
+
+    public function pagination(int $page = 1, int $per_page_limit = 10, string $link = '?page={page}'): Pagination
+    {
+        $total_row = $this->count();
+        $this->offset(($page - 1) * $per_page_limit)
+            ->limit($per_page_limit);
+        $res = $this->query($this->_readQuery());
+        $this->reset();
+
+        return new Pagination($res, $page, $per_page_limit, $total_row, $link);
+    }
+
+    public function datatables(array $columns, int $method = Datatables::GET_REQUEST): string
+    {
+        return (new Datatables($this, $columns, $method))->__toString();
+    }
+
     public function _readQuery(): string
     {
         if($this->getSchema() !== null){
             $this->table($this->getSchema());
         }
-
+        $where = $this->_whereQuery();
+        if($where !== ''){
+            $where = ' WHERE ' . $where;
+        }else{
+            $where = ' WHERE 1';
+        }
         return 'SELECT '
             . (empty($this->_STRUCTURE['select']) ? '*' : \implode(', ', $this->_STRUCTURE['select']))
             . ' FROM ' . \implode(', ', $this->_STRUCTURE['table'])
             . (!empty($this->_STRUCTURE['join']) ? ' ' . \implode(', ', $this->_STRUCTURE['join']) : '')
-            . $this->_whereQuery()
+            . $where
             . $this->_havingQuery()
             . (!empty($this->_STRUCTURE['group_by']) ? ' GROUP BY ' . \implode(', ', $this->_STRUCTURE['group_by']) : '')
             . (!empty($this->_STRUCTURE['order_by']) ? ' ORDER BY ' . \implode(', ', $this->_STRUCTURE['order_by']) : '')
@@ -734,11 +810,17 @@ public function _updateQuery(array $data): string
         if($schemaID !== null && isset($data[$schemaID])){
             $this->where($schemaID, $data[$schemaID]);
         }
+        $where = $this->_whereQuery();
+        if($where !== ''){
+            $where = ' WHERE ' . $where;
+        }else{
+            $where = ' WHERE 1';
+        }
         return 'UPDATE '
             . (empty($this->_STRUCTURE['table']) ? $this->getSchema() : end($this->_STRUCTURE['table']))
             . ' SET '
             . \implode(', ', $update)
-            . $this->_whereQuery()
+            . $where
             . $this->_havingQuery()
             . $this->_limitQuery();
     }
@@ -787,22 +869,33 @@ public function _updateBatchQuery(array $data, $referenceColumn): string
             $update[] = $syntax;
         }
         $this->in($referenceColumn, $where);
-
+        $where = $this->_whereQuery();
+        if($where !== ''){
+            $where = ' WHERE ' . $where;
+        }else{
+            $where = ' WHERE 1';
+        }
         return 'UPDATE '
             . (empty($this->_STRUCTURE['table']) ? $this->getSchema() : end($this->_STRUCTURE['table']))
             . ' SET '
             . \implode(', ', $update)
-            . $this->_whereQuery()
+            . $where
             . $this->_havingQuery()
             . $this->_limitQuery();
     }
 
     public function _deleteQuery(): string
     {
+        $where = $this->_whereQuery();
+        if($where !== ''){
+            $where = ' WHERE ' . $where;
+        }else{
+            $where = ' WHERE 1';
+        }
         return 'DELETE FROM'
             . ' '
             . (empty($this->_STRUCTURE['table']) ? $this->getSchema() : end($this->_STRUCTURE['table']))
-            . $this->_whereQuery()
+            . $where
             . $this->_havingQuery()
             . $this->_limitQuery();
     }
@@ -840,10 +933,9 @@ private function _whereQuery(): string
         $isAndEmpty = empty($this->_STRUCTURE['where']['AND']);
         $isOrEmpty = empty($this->_STRUCTURE['where']['OR']);
         if($isAndEmpty && $isOrEmpty){
-            return ' WHERE 1';
+            return '';
         }
-        return ' WHERE '
-            . (!$isAndEmpty ? \implode(' AND ', $this->_STRUCTURE['where']['AND']) : '')
+        return (!$isAndEmpty ? \implode(' AND ', $this->_STRUCTURE['where']['AND']) : '')
             . (!$isAndEmpty && !$isOrEmpty ? ' AND ' : '')
             . (!$isOrEmpty ? \implode(' OR ', $this->_STRUCTURE['where']['OR']) : '');
     }
diff --git a/src/Entity.php b/src/Entity.php
index 870b1fa..54fbfd3 100644
--- a/src/Entity.php
+++ b/src/Entity.php
@@ -7,7 +7,7 @@
  * @author      Muhammet ŞAFAK <info@muhammetsafak.com.tr>
  * @copyright   Copyright © 2022 Muhammet ŞAFAK
  * @license     ./LICENSE  MIT
- * @version     2.0.5
+ * @version     2.0.6
  * @link        https://www.muhammetsafak.com.tr
  */
 
diff --git a/src/Exceptions/ConnectionException.php b/src/Exceptions/ConnectionException.php
index cad8cb7..964e820 100644
--- a/src/Exceptions/ConnectionException.php
+++ b/src/Exceptions/ConnectionException.php
@@ -7,7 +7,7 @@
  * @author      Muhammet ŞAFAK <info@muhammetsafak.com.tr>
  * @copyright   Copyright © 2022 Muhammet ŞAFAK
  * @license     ./LICENSE  MIT
- * @version     2.0.5
+ * @version     2.0.6
  * @link        https://www.muhammetsafak.com.tr
  */
 
diff --git a/src/Exceptions/DeletableException.php b/src/Exceptions/DeletableException.php
index 0ebf8b5..f509327 100644
--- a/src/Exceptions/DeletableException.php
+++ b/src/Exceptions/DeletableException.php
@@ -7,7 +7,7 @@
  * @author      Muhammet ŞAFAK <info@muhammetsafak.com.tr>
  * @copyright   Copyright © 2022 Muhammet ŞAFAK
  * @license     ./LICENSE  MIT
- * @version     2.0.5
+ * @version     2.0.6
  * @link        https://www.muhammetsafak.com.tr
  */
 
diff --git a/src/Exceptions/ModelCallbacksException.php b/src/Exceptions/ModelCallbacksException.php
index 8f09ec2..e6531cc 100644
--- a/src/Exceptions/ModelCallbacksException.php
+++ b/src/Exceptions/ModelCallbacksException.php
@@ -7,7 +7,7 @@
  * @author      Muhammet ŞAFAK <info@muhammetsafak.com.tr>
  * @copyright   Copyright © 2022 Muhammet ŞAFAK
  * @license     ./LICENSE  MIT
- * @version     2.0.5
+ * @version     2.0.6
  * @link        https://www.muhammetsafak.com.tr
  */
 
diff --git a/src/Exceptions/ModelException.php b/src/Exceptions/ModelException.php
index bcb7179..aae3d79 100644
--- a/src/Exceptions/ModelException.php
+++ b/src/Exceptions/ModelException.php
@@ -7,7 +7,7 @@
  * @author      Muhammet ŞAFAK <info@muhammetsafak.com.tr>
  * @copyright   Copyright © 2022 Muhammet ŞAFAK
  * @license     ./LICENSE  MIT
- * @version     2.0.5
+ * @version     2.0.6
  * @link        https://www.muhammetsafak.com.tr
  */
 
diff --git a/src/Exceptions/ModelRelationsException.php b/src/Exceptions/ModelRelationsException.php
index 8e7711f..a886a05 100644
--- a/src/Exceptions/ModelRelationsException.php
+++ b/src/Exceptions/ModelRelationsException.php
@@ -7,7 +7,7 @@
  * @author      Muhammet ŞAFAK <info@muhammetsafak.com.tr>
  * @copyright   Copyright © 2022 Muhammet ŞAFAK
  * @license     ./LICENSE  MIT
- * @version     2.0.5
+ * @version     2.0.6
  * @link        https://www.muhammetsafak.com.tr
  */
 
diff --git a/src/Exceptions/ReadableException.php b/src/Exceptions/ReadableException.php
index 5861b44..9eeebe2 100644
--- a/src/Exceptions/ReadableException.php
+++ b/src/Exceptions/ReadableException.php
@@ -7,7 +7,7 @@
  * @author      Muhammet ŞAFAK <info@muhammetsafak.com.tr>
  * @copyright   Copyright © 2022 Muhammet ŞAFAK
  * @license     ./LICENSE  MIT
- * @version     2.0.5
+ * @version     2.0.6
  * @link        https://www.muhammetsafak.com.tr
  */
 
diff --git a/src/Exceptions/SQLQueryExecuteException.php b/src/Exceptions/SQLQueryExecuteException.php
index 5c0fc1a..6019f64 100644
--- a/src/Exceptions/SQLQueryExecuteException.php
+++ b/src/Exceptions/SQLQueryExecuteException.php
@@ -7,7 +7,7 @@
  * @author      Muhammet ŞAFAK <info@muhammetsafak.com.tr>
  * @copyright   Copyright © 2022 Muhammet ŞAFAK
  * @license     ./LICENSE  MIT
- * @version     2.0.5
+ * @version     2.0.6
  * @link        https://www.muhammetsafak.com.tr
  */
 
diff --git a/src/Exceptions/UpdatableException.php b/src/Exceptions/UpdatableException.php
index 3821993..29f2e8b 100644
--- a/src/Exceptions/UpdatableException.php
+++ b/src/Exceptions/UpdatableException.php
@@ -7,7 +7,7 @@
  * @author      Muhammet ŞAFAK <info@muhammetsafak.com.tr>
  * @copyright   Copyright © 2022 Muhammet ŞAFAK
  * @license     ./LICENSE  MIT
- * @version     2.0.5
+ * @version     2.0.6
  * @link        https://www.muhammetsafak.com.tr
  */
 
diff --git a/src/Exceptions/ValidationException.php b/src/Exceptions/ValidationException.php
index 36ac06e..037c698 100644
--- a/src/Exceptions/ValidationException.php
+++ b/src/Exceptions/ValidationException.php
@@ -7,7 +7,7 @@
  * @author      Muhammet ŞAFAK <info@muhammetsafak.com.tr>
  * @copyright   Copyright © 2022 Muhammet ŞAFAK
  * @license     ./LICENSE  MIT
- * @version     2.0.5
+ * @version     2.0.6
  * @link        https://www.muhammetsafak.com.tr
  */
 
diff --git a/src/Exceptions/WritableException.php b/src/Exceptions/WritableException.php
index bb390f9..ccfc273 100644
--- a/src/Exceptions/WritableException.php
+++ b/src/Exceptions/WritableException.php
@@ -7,7 +7,7 @@
  * @author      Muhammet ŞAFAK <info@muhammetsafak.com.tr>
  * @copyright   Copyright © 2022 Muhammet ŞAFAK
  * @license     ./LICENSE  MIT
- * @version     2.0.5
+ * @version     2.0.6
  * @link        https://www.muhammetsafak.com.tr
  */
 
diff --git a/src/Facade/DB.php b/src/Facade/DB.php
index 1c9a220..5e1dc07 100644
--- a/src/Facade/DB.php
+++ b/src/Facade/DB.php
@@ -7,15 +7,13 @@
  * @author      Muhammet ŞAFAK <info@muhammetsafak.com.tr>
  * @copyright   Copyright © 2022 Muhammet ŞAFAK
  * @license     ./LICENSE  MIT
- * @version     2.0.5
+ * @version     2.0.6
  * @link        https://www.muhammetsafak.com.tr
  */
 
 namespace InitPHP\Database\Facade;
 
-use \InitPHP\Database\{Database,
-    Raw,
-    Result};
+use InitPHP\Database\{Database, Raw, Result, Utils\Pagination};
 
 /**
  * @mixin Database
@@ -45,6 +43,8 @@
  * @method static Result get(?string $table = null)
  * @method static bool create(array $set)
  * @method static bool createBatch(array $set)
+ * @method static int count()
+ * @method static Pagination pagination(int $page = 1, int $per_page_limit = 10, string $link = '?page={page}')
  * @method static Result read(array $selector = [], array $conditions = [], array $parameters = [])
  * @method static Result readOne(array $selector = [], array $conditions = [], array $parameters = [])
  * @method static bool update(array $set)
diff --git a/src/Helpers/Helper.php b/src/Helpers/Helper.php
index c919341..1ec9589 100644
--- a/src/Helpers/Helper.php
+++ b/src/Helpers/Helper.php
@@ -7,7 +7,7 @@
  * @author      Muhammet ŞAFAK <info@muhammetsafak.com.tr>
  * @copyright   Copyright © 2022 Muhammet ŞAFAK
  * @license     ./LICENSE  MIT
- * @version     2.0.5
+ * @version     2.0.6
  * @link        https://www.muhammetsafak.com.tr
  */
 
diff --git a/src/Helpers/Parameters.php b/src/Helpers/Parameters.php
index 61212ef..9d0bbc0 100644
--- a/src/Helpers/Parameters.php
+++ b/src/Helpers/Parameters.php
@@ -7,7 +7,7 @@
  * @author      Muhammet ŞAFAK <info@muhammetsafak.com.tr>
  * @copyright   Copyright © 2022 Muhammet ŞAFAK
  * @license     ./LICENSE  MIT
- * @version     2.0.5
+ * @version     2.0.6
  * @link        https://www.muhammetsafak.com.tr
  */
 
diff --git a/src/Helpers/Validation.php b/src/Helpers/Validation.php
index 2ca6ec1..631fb2f 100644
--- a/src/Helpers/Validation.php
+++ b/src/Helpers/Validation.php
@@ -7,7 +7,7 @@
  * @author      Muhammet ŞAFAK <info@muhammetsafak.com.tr>
  * @copyright   Copyright © 2022 Muhammet ŞAFAK
  * @license     ./LICENSE  MIT
- * @version     2.0.5
+ * @version     2.0.6
  * @link        https://www.muhammetsafak.com.tr
  */
 
diff --git a/src/Init.php b/src/Init.php
index d554b99..9b99194 100644
--- a/src/Init.php
+++ b/src/Init.php
@@ -7,7 +7,7 @@
  * @author      Muhammet ŞAFAK <info@muhammetsafak.com.tr>
  * @copyright   Copyright © 2022 Muhammet ŞAFAK
  * @license     ./LICENSE  MIT
- * @version     2.0.5
+ * @version     2.0.6
  * @link        https://www.muhammetsafak.com.tr
  */
 
@@ -33,3 +33,5 @@
 require_once __DIR__ . DIRECTORY_SEPARATOR . 'Model.php';
 require_once __DIR__ . DIRECTORY_SEPARATOR . 'Raw.php';
 require_once __DIR__ . DIRECTORY_SEPARATOR . 'Result.php';
+require_once __DIR__ . DIRECTORY_SEPARATOR . 'Utils/Pagination.php';
+require_once __DIR__ . DIRECTORY_SEPARATOR . 'Utils/Datatables.php';
diff --git a/src/Model.php b/src/Model.php
index 7f8d217..4cda054 100644
--- a/src/Model.php
+++ b/src/Model.php
@@ -7,7 +7,7 @@
  * @author      Muhammet ŞAFAK <info@muhammetsafak.com.tr>
  * @copyright   Copyright © 2022 Muhammet ŞAFAK
  * @license     ./LICENSE  MIT
- * @version     2.0.5
+ * @version     2.0.6
  * @link        https://www.muhammetsafak.com.tr
  */
 
diff --git a/src/QueryBuilder.php b/src/QueryBuilder.php
index 715aa45..ec00a3c 100644
--- a/src/QueryBuilder.php
+++ b/src/QueryBuilder.php
@@ -7,7 +7,7 @@
  * @author      Muhammet ŞAFAK <info@muhammetsafak.com.tr>
  * @copyright   Copyright © 2022 Muhammet ŞAFAK
  * @license     ./LICENSE  MIT
- * @version     2.0.5
+ * @version     2.0.6
  * @link        https://www.muhammetsafak.com.tr
  */
 
@@ -43,6 +43,20 @@ public function reset(): void
         $this->_STRUCTURE = self::STRUCTURE;
     }
 
+    public function importQB(array $structure): self
+    {
+        $this->_STRUCTURE = $structure;
+
+        return $this;
+    }
+
+    public function exportQB(): array
+    {
+        return $this->_STRUCTURE;
+    }
+
+
+
     /**
      * @param string|Raw ...$columns
      * @return $this
diff --git a/src/Raw.php b/src/Raw.php
index 0b57fd8..60cc92d 100644
--- a/src/Raw.php
+++ b/src/Raw.php
@@ -7,7 +7,7 @@
  * @author      Muhammet ŞAFAK <info@muhammetsafak.com.tr>
  * @copyright   Copyright © 2022 Muhammet ŞAFAK
  * @license     ./LICENSE  MIT
- * @version     2.0.5
+ * @version     2.0.6
  * @link        https://www.muhammetsafak.com.tr
  */
 
diff --git a/src/Result.php b/src/Result.php
index 55a34c7..20da38d 100644
--- a/src/Result.php
+++ b/src/Result.php
@@ -7,7 +7,7 @@
  * @author      Muhammet ŞAFAK <info@muhammetsafak.com.tr>
  * @copyright   Copyright © 2022 Muhammet ŞAFAK
  * @license     ./LICENSE  MIT
- * @version     2.0.5
+ * @version     2.0.6
  * @link        https://www.muhammetsafak.com.tr
  */
 
diff --git a/src/Utils/Datatables.php b/src/Utils/Datatables.php
new file mode 100644
index 0000000..1d60677
--- /dev/null
+++ b/src/Utils/Datatables.php
@@ -0,0 +1,185 @@
+<?php
+/**
+ * Utils/Datatables
+ *
+ * This file is part of InitPHP Database.
+ *
+ * @author      Muhammet ŞAFAK <info@muhammetsafak.com.tr>
+ * @copyright   Copyright © 2022 Muhammet ŞAFAK
+ * @license     ./LICENSE  MIT
+ * @version     2.0.6
+ * @link        https://www.muhammetsafak.com.tr
+ */
+
+namespace InitPHP\Database\Utils;
+
+use InitPHP\Database\Database;
+
+final class Datatables
+{
+
+    public const GET_REQUEST = 0;
+
+    public const POST_REQUEST = 1;
+
+    private Database $db;
+
+    private array $request = [];
+
+    private array $columns = [];
+
+    private int $total_row = 0;
+
+    private int $total_filtered_row = 0;
+
+    private array $results;
+
+    private int $draw = 0;
+
+    public function __construct(Database $db, $columns, $method = self::GET_REQUEST)
+    {
+        $this->db = $db;
+
+        switch ($method) {
+            case self::GET_REQUEST:
+                $this->request = $_GET ?? [];
+                break;
+            case self::POST_REQUEST:
+                $this->request = $_POST ?? [];
+                break;
+        }
+        $this->columns = $columns;
+
+        $this->total_row = $this->db->count();
+
+        $this->filterQuery();
+        $this->orderQuery();
+        $this->total_filtered_row = $this->db->count();
+        $this->limitQuery();
+        $this->results = $this->db->get()->toArray();
+
+        if(isset($this->request['draw'])){
+            $this->draw = (int)$this->request['draw'];
+        }
+    }
+
+    public function __toString(): string
+    {
+        return \json_encode($this->getResults());
+    }
+
+    public function getResults(): array
+    {
+        return [
+            'draw'              => $this->draw,
+            'recordsTotal'      => $this->total_row,
+            'recordsFiltered'   => $this->total_filtered_row,
+            'data'              => $this->output_prepare()
+        ];
+    }
+
+
+    private function orderQuery()
+    {
+        $columns = $this->columns;
+        if(!isset($this->request['order'])){
+            return;
+        }
+        $count = \count($this->request['order']);
+        $dtColumns = $this->pluck($columns, 'dt');
+        for($i = 0; $i < $count; ++$i){
+            $columnId = \intval($this->request['order'][$i]['column']);
+            $reqColumn = $this->request['columns'][$columnId];
+            $columnId = \array_search($reqColumn['data'], $dtColumns);
+            $column = $columns[$columnId];
+            if(($reqColumn['orderable'] ?? 'false') != 'true' || !isset($column['db'])){
+                continue;
+            }
+            $dir = ($this->request['order'][$i]['dir'] ?? 'asc') === 'asc' ? 'ASC' : 'DESC';
+            $this->db->orderBy($column['db'], $dir);
+        }
+    }
+
+    private function filterQuery()
+    {
+        $columns = $this->columns;
+        $dtColumns = $this->pluck($columns, 'dt');
+        $str = $this->request['search']['value'] ?? '';
+        if($str === '' || !isset($this->request['columns'])){
+            return;
+        }
+        $columnsCount = \count($this->request['columns']);
+        $this->db->group(function (Database $db) use ($str, $dtColumns, $columns, $columnsCount) {
+            for ($i = 0; $i < $columnsCount; ++$i) {
+                $reqColumn = $this->request['columns'][$i];
+                $columnId = \array_search($reqColumn['data'], $dtColumns);
+                $column = $columns[$columnId];
+                if(empty($column['db'])){
+                    continue;
+                }
+                $db->orLike($column['db'], $str);
+            }
+        });
+        if(isset($this->request['columns'])){
+            for ($i = 0; $i < $columnsCount; ++$i) {
+                $reqColumn = $this->request['columns'][$i];
+                $columnId = \array_search($reqColumn['data'], $dtColumns);
+                $column = $columns[$columnId];
+                $str = $reqColumn['search']['value'] ?? '';
+                if(($reqColumn['searchable'] ?? 'false') != 'true' || $str == '' || empty($column['db'])){
+                    continue;
+                }
+                $this->db->like($column['db'], $str);
+            }
+        }
+    }
+
+    private function limitQuery()
+    {
+        if(isset($this->request['start']) && $this->request['length'] != -1){
+            $this->db->offset((int)$this->request['start'])
+                ->limit((int)$this->request['length']);
+        }
+    }
+
+    private function output_prepare(): array
+    {
+        $out = [];
+        $columns = $this->columns;
+        $data = $this->results;
+        $dataCount = \count($data);
+        $columnCount = \count($columns);
+
+        for ($i = 0; $i < $dataCount; ++$i) {
+            $row = [];
+
+            for ($y = 0; $y < $columnCount; ++$y) {
+                $column = $columns[$y];
+                if(isset($column['formatter'])){
+                    $row[$column['dt']] = \call_user_func_array($column['formatter'], (empty($column['db']) ? [$data[$i]] : [$data[$i][$column['db']], $data[$i]]));
+                }else{
+                    $row[$column['dt']] = !empty($column['db']) ? $data[$i][$column['db']] : '';
+                }
+            }
+
+            $out[] = $row;
+        }
+
+
+        return $out;
+    }
+
+    private function pluck(array $array, string $prop): array
+    {
+        $out = [];
+        $len = \count($array);
+        for ($i = 0; $i < $len; ++$i) {
+            if(empty($array[$i][$prop])){
+                continue;
+            }
+            $out[$i] = $array[$i][$prop];
+        }
+        return $out;
+    }
+
+}
diff --git a/src/Utils/Pagination.php b/src/Utils/Pagination.php
new file mode 100644
index 0000000..a72dfa5
--- /dev/null
+++ b/src/Utils/Pagination.php
@@ -0,0 +1,230 @@
+<?php
+/**
+ * Utils/Pagination
+ *
+ * This file is part of InitPHP Database.
+ *
+ * @author      Muhammet ŞAFAK <info@muhammetsafak.com.tr>
+ * @copyright   Copyright © 2022 Muhammet ŞAFAK
+ * @license     ./LICENSE  MIT
+ * @version     2.0.6
+ * @link        https://www.muhammetsafak.com.tr
+ */
+
+namespace InitPHP\Database\Utils;
+
+use InitPHP\Database\Result;
+
+/**
+ * @mixin Result
+ */
+final class Pagination
+{
+
+    private Result $result;
+
+    protected int $page = 1;
+    protected int $perPageLimit = 10;
+    protected int $totalPage = 0;
+    protected int $totalRow = 0;
+    protected int $howDisplayedPage = 8;
+    protected string $linkTemplate = '';
+
+    public function __construct(Result &$res, int $page, int $perPageLimit, int $totalRow, string $linkTemplate)
+    {
+        $this->result = &$res;
+
+        $this->page = $page;
+        $this->perPageLimit = $perPageLimit;
+        $this->totalRow = $totalRow;
+        $this->linkTemplate = $linkTemplate;
+
+        $this->totalPage = \ceil(($this->totalRow / $this->perPageLimit));
+    }
+
+    public function __call($name, $arguments)
+    {
+        return $this->getResult()->{$name}(...$arguments);
+    }
+
+    public function getResult(): Result
+    {
+        return $this->result;
+    }
+
+    public function getPage(): int
+    {
+        return $this->page;
+    }
+
+    public function getTotalPage(): int
+    {
+        return $this->totalPage;
+    }
+
+    public function getTotalRow(): int
+    {
+        return $this->totalRow;
+    }
+
+    public function setDisplayedPage(int $displayedPage): self
+    {
+        $this->howDisplayedPage = ($displayedPage % 2 !== 0) ? $displayedPage + 1 : $displayedPage;
+
+        return $this;
+    }
+
+    public function getDisplayedPage(): int
+    {
+        return $this->howDisplayedPage;
+    }
+
+    public function setBaseLink($link): self
+    {
+        $this->linkTemplate = $link;
+
+        return $this;
+    }
+
+    public function getPages(): array
+    {
+        $pages = [];
+        $beforeAfter = $this->howDisplayedPage / 2;
+        $beforeLimit = ($beforeAfter > $this->page) ? ($beforeAfter - ($beforeAfter - $this->page)) : $beforeAfter;
+        $afterLimit = $this->howDisplayedPage - $beforeLimit;
+
+        for ($i = ($this->page - 1); $i >= ($this->page - $beforeLimit); --$i) {
+            $pages[] = [
+                'url'       => $this->_linkGenerator($i),
+                'page'      => $i,
+                'active'    => false,
+            ];
+        }
+        $pages = \array_reverse($pages, false);
+
+        $pages[] = [
+            'url'       => $this->_linkGenerator($this->page),
+            'page'      => $this->page,
+            'active'    => true,
+        ];
+
+        for ($i = ($this->page + 1); $i <= ($this->page + $afterLimit); ++$i) {
+            if($i > $this->totalPage){
+                break;
+            }
+            $pages[] = [
+                'url'       => $this->_linkGenerator($i),
+                'page'      => $i,
+                'active'    => false,
+            ];
+        }
+
+        return $pages;
+    }
+
+    public function nextPage(): ?array
+    {
+        if($this->page < $this->totalPage && $this->totalPage > 1){
+            $page = $this->page + 1;
+            return [
+                'url'       => $this->_linkGenerator($page),
+                'page'      => $page,
+            ];
+        }
+        return null;
+    }
+
+    public function prevPage(): ?array
+    {
+        if($this->page > 1){
+            $page = $this->page - 1;
+            return [
+                'url'       => $this->_linkGenerator($page),
+                'page'      => $page,
+            ];
+        }
+        return null;
+    }
+
+    public function toHTML(array $attrs = []): string
+    {
+        $pages = $this->getPages();
+        $prev = $this->prevPage();
+        $next = $this->nextPage();
+        $li_attr_prepare = '';
+        $li_a_attr_prepare = '';
+        $li_attr_prepare_active = ' class="active"';
+        if(isset($attrs['li'])){
+            $li_attr_prepare = $this->_attrGenerator($attrs['li']);
+            $li_a_attr_prepare = $this->_attrGenerator(($attrs['li']['a'] ?? []));
+            if(isset($attrs['li']['class'])){
+                $attrs['li']['class'] .= ' active';
+            }else{
+                $attrs['li']['class'] = 'active';
+            }
+            $li_attr_prepare_active = $this->_attrGenerator($attrs['li']);
+        }
+
+        $html = '<nav'
+            . $this->_attrGenerator(($attrs['nav'] ?? []))
+            . '><ul'
+            . $this->_attrGenerator(($attrs['ul'] ?? []))
+            . '>';
+        if($prev !== null){
+            $html .= '<li'
+                . $li_attr_prepare
+                . '><a href="' . $prev['url'] . '"'
+                . $li_a_attr_prepare
+                . '>' . ($attrs['prev_label'] ?? '&laquo;') . '</a></li>';
+        }
+
+        foreach ($pages as $page) {
+            $html .= '<li'
+                . ($page['active'] ? $li_attr_prepare_active : $li_attr_prepare)
+                . '><a href="' . $page['url'] . '"'
+                . $li_a_attr_prepare
+                . '>'
+                . $page['page']
+                . '</a></li>';
+        }
+
+        if($next !== null){
+            $html .= '<li'
+                . $li_attr_prepare
+                . '><a href="' . $next['url'] . '"'
+                . $li_a_attr_prepare
+                . '>' . ($attrs['next_label'] ?? '&raquo;') . '</a></li>';
+        }
+
+        $html .= '</ul></nav>';
+        return $html;
+    }
+
+
+    private function _attrGenerator(array $assoc): string
+    {
+        if($assoc === []){
+            return '';
+        }
+        $res = '';
+        foreach ($assoc as $name => $value) {
+            if(\is_array($value)){
+                continue;
+            }
+            $res .= ' ' . $name . '="' . $value . '"';
+        }
+        return $res;
+    }
+
+
+    private function _linkGenerator($page)
+    {
+        if(empty($this->linkTemplate)){
+            return $page;
+        }
+        return \strtr($this->linkTemplate, [
+            '{page}'        => $page,
+        ]);
+    }
+
+}
diff --git a/tests/QueryBuilderUnitTest.php b/tests/QueryBuilderUnitTest.php
index 47f4f99..929dcd0 100644
--- a/tests/QueryBuilderUnitTest.php
+++ b/tests/QueryBuilderUnitTest.php
@@ -5,6 +5,7 @@
 
 use InitPHP\Database\Database;
 use InitPHP\Database\Helpers\Parameters;
+use InitPHP\Database\QueryBuilder;
 
 class QueryBuilderUnitTest extends \PHPUnit\Framework\TestCase
 {
@@ -368,4 +369,35 @@ public function testTableAliasSQLStatementBuild()
         $this->db->reset();
     }
 
+    public function testWhereGroupStatement()
+    {
+        Parameters::reset();
+        $this->db->select('id, title, content, url')
+            ->from('posts')
+            ->where('status', 1)
+            ->group(function (Database $db) {
+                $db->where('user_id', 1)
+                    ->where('datetime', date("Y-m-d"), '>=');
+            }, 'or')
+            ->group(function (Database $db) {
+                $db->group(function (Database $db) {
+                    $db->where('id', 1)
+                        ->where('status', 0);
+                }, 'or')
+                    ->group(function (Database $db) {
+                        $db->where('id', 2)
+                            ->where('status', 1);
+                    }, 'or');
+            }, 'or');
+
+
+
+        $expected = 'SELECT id, title, content, url FROM posts WHERE status = :status AND (user_id = :user_id AND datetime >= :datetime) OR ((id = :id AND status = :status_1) OR (id = :id_1 AND status = :status_2))';
+
+        $this->assertEquals($expected, $this->db->_readQuery());
+        $this->db->reset();
+
+        Parameters::reset();
+    }
+
 }