Merge pull request #31903 from nextcloud/bugfix/noid/fix-missing-else

Fix case also when the table existed already

apps/files_external/lib/Migration/Version1011Date20200630192246.php

@@ -124,7 +124,7 @@ public function changeSchema(IOutput $output, Closure $schemaClosure, array $opt
 			$table = $schema->getTable('external_config');
 			$table->changeColumn('value', [
 				'notnull' => false,
-				'length' => 4096,
+				'length' => 4000,
 			]);
 		}