diff --git a/app/app.php b/app/app.php
index f89c77d..c4e18d0 100644
--- a/app/app.php
+++ b/app/app.php
@@ -1,35 +1,48 @@
 <?php
 namespace App;
 
-use App\Library\SvedenParser;
+use App\Library\ContingentParser;
 use App\Library\Database;
 use GuzzleHttp\Client;
 
 $dbconfig = [
     "host" => "10.90.1.201",
-    "database" => "opendata",
+    "database1" => "opendata",
+    "database2" => "niimko",
     "user" => "niimko_user",
     "password" => "MOhA17FeboXE"
 ];
 
-$client = new Client();
-$response = $client->get('https://marsu.ru/sveden/education/eduChislen.php');
-$html = $response->getBody()->getContents();
-
-$parser = new SvedenParser($html, '//tr[@itemprop="eduChislen"]//');
-$data = $parser->getDataTable();
-
-$db = new Database(
-    "mysql:host={$dbconfig['host']};dbname={$dbconfig['database']}", 
+$dbOpendata = new Database(
+    "mysql:host={$dbconfig['host']};dbname={$dbconfig['database1']}", 
     $dbconfig['user'],
     $dbconfig['password']
 );
 
-// print_r($data);
+$dbNiimko = new Database(
+    "mysql:host={$dbconfig['host']};dbname={$dbconfig['database2']}", 
+    $dbconfig['user'],
+    $dbconfig['password']
+);
 
-// $db->insert('sveden_table_education', $data);
-$data = $db->select('sveden_education_contingent');
+$client = new Client();
+$response = $client->get('https://marsu.ru/sveden/education/eduChislen.php');
+$html = $response->getBody()->getContents();
+$parser = new ContingentParser($html, '//tr[@itemprop="eduChislen"]//');
 
+$contingent = $parser->getDataTable();
+$specializations = $dbNiimko->selectWhere('s_specs', ['id', 'kod'], ['oopkodes' => 'gos3p']);
+
+foreach ($contingent as $key => $con) {
+    $needle = $con['spec_code'];
+    foreach ($specializations as $spec) {
+        if ($needle == $spec['kod']) {
+            $contingent[$key] += ['spec_id' => $spec['id']];
+        }
+    }
+}
+// $dbOpendata->insert('sveden_education_contingent', $data);
+// $dbOpendata = $db->select('sveden_education_contingent');
 echo "<pre>";
-print_r($data);
+print_r($contingent);
 echo "</pre>";
\ No newline at end of file
diff --git a/app/library/SvedenParser.php b/app/library/ContingentParser.php
similarity index 90%
rename from app/library/SvedenParser.php
rename to app/library/ContingentParser.php
index 3024297..1b9a898 100644
--- a/app/library/SvedenParser.php
+++ b/app/library/ContingentParser.php
@@ -1,9 +1,9 @@
 <?php
 namespace App\Library;
 
-use App\Library\Specialization;
+use App\Library\ContingentRow;
 
-class SvedenParser
+class ContingentParser
 {
     private \DOMXPath $xpath;
     private string $template;
@@ -44,18 +44,17 @@ class SvedenParser
     public function getDataTable() : array
     {
         $data = $this->parse();
-        $spec = new Specialization();
         $records = array();
 
         for ($i = 0; $i < $data['numberAll']->length; $i++) { 
-            $spec->update(
+            $contingentRow = new ContingentRow(
                 $data['eduCode']->item($i)->textContent,
                 $data['eduName']->item($i)->textContent,
                 $data['eduLevel']->item($i)->textContent,
                 $data['eduForm']->item($i)->textContent,
                 (int)$data['numberAll']->item($i)->textContent
             );
-            $records[] = $spec->getData();
+            $records[] = $contingentRow->getData();
         }
         return $records;
     }
diff --git a/app/library/ContingentRow.php b/app/library/ContingentRow.php
new file mode 100644
index 0000000..632da2d
--- /dev/null
+++ b/app/library/ContingentRow.php
@@ -0,0 +1,33 @@
+<?php
+namespace App\Library;
+// Специальность, направление подготовки
+class ContingentRow
+{
+    public function __construct(
+        private string $eduCode,
+        private string $eduName,
+        private string $eduLevel,
+        private string $eduForm,
+        private int $contingent
+    ) {
+        if ($contingent < 0) {
+            throw new \Exception("Недействительная численность обучающихся!");
+        }
+        $this->eduCode = $eduCode;
+        $this->eduName = $eduName;
+        $this->eduLevel = $eduLevel;
+        $this->eduForm = $eduForm;
+        $this->contingent = $contingent;
+    }
+
+    public function getData() : array
+    {
+        return [
+            "spec_code" => $this->eduCode,
+            "spec_name" => $this->eduName,
+            "edu_level" => $this->eduLevel,
+            "edu_forms"=> $this->eduForm,
+            "contingent" => $this->contingent
+        ];
+    }
+}
\ No newline at end of file
diff --git a/app/library/Database.php b/app/library/Database.php
index b0bac0c..ac17fbe 100644
--- a/app/library/Database.php
+++ b/app/library/Database.php
@@ -6,9 +6,10 @@ use PDOException;
 
 class Database extends PDO
 {
-    public function __construct($dsn, $username, $password)
+    public function __construct(string $dsn, string $username, string $password)
     {
         try {
+            $dsn .= ";charset=utf8";
             parent::__construct(
                 $dsn, 
                 $username, 
@@ -28,20 +29,22 @@ class Database extends PDO
     
     public function insert(string $table, array $data) : void
     {
-        $stmt = $this->prepare("
-            INSERT INTO sveden_table_education
-                (spec_code, spec_name, edu_forms, edu_level, contingent)
-            VALUES 
-                (:spec_code, :spec_name, :edu_forms, :edu_level, :contingent)"
-        );
-        foreach ($data as $row) {
-            try {
-                $stmt->bindParam(':spec_code', $row['eduCode']);
-                $stmt->bindParam(':spec_name', $row['eduName']);
-                $stmt->bindParam(':edu_forms', $row['edoForms']);
-                $stmt->bindParam(':edu_level', $row['eduLevel']);
-                $stmt->bindParam(':contingent', $row['contingent']);
+        $keys = array_keys($data);
+        $sql = "INSERT INTO $table (";
+        foreach ($keys as $key) {
+            $sql .= "$key,";
+        }
+        $sql = substr_replace($sql, ")", -1);
+        $sql .= " VALUES (";
+        foreach ($keys as $key) {
+            $sql .= ":$key,";
+        }
+        $sql = substr_replace($sql,"", -1);
+        $stmt = $this->prepare($sql);
 
+        foreach ($data as $key => $row) {
+            try {
+                $stmt->bindParam(":$key", $row[$key]);
                 $stmt->execute();
             } catch (PDOException $e) {    
                 echo "Ошибка запроса: " . $e->getMessage() . "\n";    
@@ -49,7 +52,7 @@ class Database extends PDO
         }
     }
 
-    public function select(string $table) : array
+    public function select(string $table) : array|null
     {
         $stmt = $this->prepare("SELECT * FROM $table");
         try {
@@ -61,4 +64,34 @@ class Database extends PDO
             return $array;
         }
     }
+
+    public function selectWhere(
+        string $table, 
+        array $atributes, 
+        array $filters
+    ) : array|null {
+        // Строим запрос
+        $sql = "SELECT ";
+        foreach ($atributes as $atribute) {
+            $sql .= "$atribute,";
+        }
+        $sql = substr_replace($sql," ", -1);
+        $sql .= "FROM $table WHERE ";
+        foreach ($filters as $key => $filter) {
+            $sql .= "$key = :$key ";
+        }
+        $stmt = $this->prepare($sql);
+        foreach ($filters as $key => $filter) {
+            $stmt->bindParam(":$key", $filter);
+        }
+        // Выполняем
+        try {
+            $stmt->execute();
+            $array = $stmt->fetchAll(PDO::FETCH_ASSOC);
+        } catch (PDOException $e) {
+            echo "Ошибка запроса: " . $e->getMessage() . "\n";  
+        } finally {
+            return $array;
+        }
+    }
 }
\ No newline at end of file
diff --git a/app/library/Specialization.php b/app/library/Specialization.php
deleted file mode 100644
index 7e30c03..0000000
--- a/app/library/Specialization.php
+++ /dev/null
@@ -1,43 +0,0 @@
-<?php
-namespace App\Library;
-// Специальность, направление подготовки
-class Specialization
-{
-    // Код специальности
-    private string $eduCode;
-    // Название специальности, направления подготовки
-    private string $eduName;
-    //Уровень образования
-    private string $eduLevel;
-    //Формы обучения
-    private  string $eduForm;
-    // Общая численность обучающихся
-    private int $contingent;
-
-    public function __construct() {}
-    
-    public function update(
-        string $eduCode,
-        string $eduName,
-        string $eduLevel,
-        string $eduForm,
-        int $contingent
-    ) : void {
-        $this->eduCode = $eduCode;
-        $this->eduName = $eduName;
-        $this->eduLevel = $eduLevel;
-        $this->eduForm = $eduForm;
-        $this->contingent = $contingent;
-    }
-
-    public function getData() : array
-    {
-        return [
-            "eduCode" => $this->eduCode,
-            "eduName" => $this->eduName,
-            "eduLevel" => $this->eduLevel,
-            "edoForms"=> $this->eduForm,
-            "contingent" => $this->contingent
-        ];
-    }
-}
\ No newline at end of file
diff --git a/index.php b/index.php
index 21fae64..e4dd67b 100644
--- a/index.php
+++ b/index.php
@@ -1,4 +1,3 @@
 <?php
-require_once 'log/log.php';
 require_once 'vendor/autoload.php';
 require_once 'app/app.php';
\ No newline at end of file
diff --git a/log/log.php b/log/log.php
deleted file mode 100644
index 77bf5db..0000000
--- a/log/log.php
+++ /dev/null
@@ -1,4 +0,0 @@
-<?php
-	ini_set('display_errors', 0);
-    ini_set('log_errors', 1);
-    ini_set('error_log', 'log/php-error.log');
\ No newline at end of file
diff --git a/log/php-error.log b/log/php-error.log
deleted file mode 100644
index 16d39f3..0000000
--- a/log/php-error.log
+++ /dev/null
@@ -1,7 +0,0 @@
-[08-Aug-2024 10:24:24 UTC] PHP Warning:  Undefined variable $array in /home/developer/sp/app/library/Database.php on line 61
-[08-Aug-2024 10:24:24 UTC] PHP Fatal error:  Uncaught TypeError: App\Library\Database::select(): Return value must be of type array, null returned in /home/developer/sp/app/library/Database.php:61
-Stack trace:
-#0 /home/developer/sp/app/app.php(31): App\Library\Database->select()
-#1 /home/developer/sp/index.php(4): require_once('...')
-#2 {main}
-  thrown in /home/developer/sp/app/library/Database.php on line 61