Merge branch '3.3.x' into 4.0.x

src/Platforms/AbstractPlatform.php

@@ -425,6 +425,17 @@ public function getLengthExpression(string $string): string
         return 'LENGTH(' . $string . ')';
     }
 
+    /**
+     * Returns the SQL snippet to get the remainder of the operation of division of dividend by divisor.
+     *
+     * @param string $dividend SQL expression producing the dividend.
+     * @param string $divisor  SQL expression producing the divisor.
+     */
+    public function getModExpression(string $dividend, string $divisor): string
+    {
+        return 'MOD(' . $dividend . ', ' . $divisor . ')';
+    }
+
     /**
      * Returns the SQL snippet to trim a string.
      *

tests/Functional/Platform/ModExpressionTest.php

@@ -0,0 +1,18 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Doctrine\DBAL\Tests\Functional\Platform;
+
+use Doctrine\DBAL\Tests\FunctionalTestCase;
+
+final class ModExpressionTest extends FunctionalTestCase
+{
+    public function testModExpression(): void
+    {
+        $platform = $this->connection->getDatabasePlatform();
+        $query    = $platform->getDummySelectSQL($platform->getModExpression('5', '2'));
+
+        self::assertEquals('1', $this->connection->fetchOne($query));
+    }
+}