diff --git a/CHANGELOG.md b/CHANGELOG.md
index 69152211..cc3a3236 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -11,6 +11,7 @@
 - Enh #315: Raise minimum PHP version to `^8.1` with minor refactoring (@Tigrov)
 - Enh #314: Implement `ColumnFactory` class (@Tigrov)
 - Enh #317: Separate column type constants (@Tigrov)
+- Enh #318: Realize `ColumnBuilder` class (@Tigrov)
 
 ## 1.2.0 March 21, 2024
 
diff --git a/src/Column/ColumnBuilder.php b/src/Column/ColumnBuilder.php
index 11dbfc34..b0476207 100644
--- a/src/Column/ColumnBuilder.php
+++ b/src/Column/ColumnBuilder.php
@@ -4,12 +4,6 @@
 
 namespace Yiisoft\Db\Sqlite\Column;
 
-use Yiisoft\Db\Schema\Column\ColumnFactoryInterface;
-
 final class ColumnBuilder extends \Yiisoft\Db\Schema\Column\ColumnBuilder
 {
-    public static function columnFactory(): ColumnFactoryInterface
-    {
-        return new ColumnFactory();
-    }
 }
diff --git a/src/Connection.php b/src/Connection.php
index 888fa498..c1308d87 100644
--- a/src/Connection.php
+++ b/src/Connection.php
@@ -7,10 +7,11 @@
 use Yiisoft\Db\Driver\Pdo\AbstractPdoConnection;
 use Yiisoft\Db\Driver\Pdo\PdoCommandInterface;
 use Yiisoft\Db\QueryBuilder\QueryBuilderInterface;
+use Yiisoft\Db\Schema\Column\ColumnFactoryInterface;
 use Yiisoft\Db\Schema\Quoter;
 use Yiisoft\Db\Schema\QuoterInterface;
 use Yiisoft\Db\Schema\SchemaInterface;
-use Yiisoft\Db\Sqlite\Column\ColumnBuilder;
+use Yiisoft\Db\Sqlite\Column\ColumnFactory;
 use Yiisoft\Db\Transaction\TransactionInterface;
 
 use function str_starts_with;
@@ -71,9 +72,9 @@ public function getQueryBuilder(): QueryBuilderInterface
         return $this->queryBuilder;
     }
 
-    public function getColumnBuilderClass(): string
+    public function getColumnFactory(): ColumnFactoryInterface
     {
-        return ColumnBuilder::class;
+        return new ColumnFactory();
     }
 
     public function getQuoter(): QuoterInterface
diff --git a/src/Schema.php b/src/Schema.php
index 9766b39f..67752a2a 100644
--- a/src/Schema.php
+++ b/src/Schema.php
@@ -438,7 +438,7 @@ public function getSchemaDefaultValues(string $schema = '', bool $refresh = fals
      */
     private function loadColumnSchema(array $info): ColumnSchemaInterface
     {
-        $columnFactory = $this->db->getColumnBuilderClass()::columnFactory();
+        $columnFactory = $this->db->getColumnFactory();
 
         $dbType = strtolower($info['type']);
         $column = $columnFactory->fromDefinition($dbType, ['name' => $info['name']]);
diff --git a/tests/ColumnBuilderTest.php b/tests/ColumnBuilderTest.php
index 6ded372b..61f45283 100644
--- a/tests/ColumnBuilderTest.php
+++ b/tests/ColumnBuilderTest.php
@@ -2,7 +2,9 @@
 
 declare(strict_types=1);
 
-use Yiisoft\Db\Sqlite\Column\ColumnFactory;
+namespace Yiisoft\Db\Sqlite\Tests;
+
+use Yiisoft\Db\Sqlite\Column\ColumnBuilder;
 use Yiisoft\Db\Sqlite\Tests\Support\TestTrait;
 use Yiisoft\Db\Tests\AbstractColumnBuilderTest;
 
@@ -13,11 +15,8 @@ class ColumnBuilderTest extends AbstractColumnBuilderTest
 {
     use TestTrait;
 
-    public function testColumnFactory(): void
+    public function getColumnBuilderClass(): string
     {
-        $db = $this->getConnection();
-        $columnBuilderClass = $db->getColumnBuilderClass();
-
-        $this->assertInstanceOf(ColumnFactory::class, $columnBuilderClass::columnFactory());
+        return ColumnBuilder::class;
     }
 }
diff --git a/tests/ConnectionTest.php b/tests/ConnectionTest.php
index 2695f8c3..83371fc2 100644
--- a/tests/ConnectionTest.php
+++ b/tests/ConnectionTest.php
@@ -14,7 +14,7 @@
 use Yiisoft\Db\Exception\InvalidConfigException;
 use Yiisoft\Db\Exception\NotSupportedException;
 use Yiisoft\Db\Profiler\ProfilerInterface;
-use Yiisoft\Db\Sqlite\Column\ColumnBuilder;
+use Yiisoft\Db\Sqlite\Column\ColumnFactory;
 use Yiisoft\Db\Sqlite\Tests\Support\TestTrait;
 use Yiisoft\Db\Tests\Common\CommonConnectionTest;
 use Yiisoft\Db\Transaction\TransactionInterface;
@@ -182,11 +182,11 @@ private function runExceptionTest(ConnectionInterface $db): void
         $this->assertTrue($thrown, 'An exception should have been thrown by the command.');
     }
 
-    public function testGetColumnBuilderClass(): void
+    public function testGetColumnFactory(): void
     {
         $db = $this->getConnection();
 
-        $this->assertSame(ColumnBuilder::class, $db->getColumnBuilderClass());
+        $this->assertInstanceOf(ColumnFactory::class, $db->getColumnFactory());
     }
 
     private function createProfiler(): ProfilerInterface