Extend propertypath to 4000

Signed-off-by: J0WI <J0WI@users.noreply.github.com>

core/Migrations/Version18000Date20191126000000.php

@@ -0,0 +1,35 @@
+<?php
+declare(strict_types=1);
+
+namespace OC\Core\Migrations;
+
+use Closure;
+use OCP\DB\ISchemaWrapper;
+use OCP\Migration\IOutput;
+use OCP\Migration\SimpleMigrationStep;
+
+class Version18000Date20191126000000 extends SimpleMigrationStep {
+
+	/**
+	 * @param IOutput $output
+	 * @param Closure $schemaClosure The `\Closure` returns a `ISchemaWrapper`
+	 * @param array $options
+	 * @return null|ISchemaWrapper
+	 */
+	public function changeSchema(IOutput $output, Closure $schemaClosure, array $options) {
+		/** @var ISchemaWrapper $schema */
+		$schema = $schemaClosure();
+
+		if ($schema->hasTable('properties')) {
+			$table = $schema->getTable('properties');
+
+			$table->changeColumn('propertypath', [
+				'notnull' => true,
+				'length' => 4000,
+				'default' => '',
+			]);
+		}
+
+		return $schema;
+	}
+}