getTable($this->getTable('oauth2_clients')); if ($clientsTable->hasColumn('user_id')) { $this->write('It seems that you already played this migration.'); return; } $clientsTable->addColumn('user_id', 'integer', ['notnull' => false]); $clientsTable->addForeignKeyConstraint( $this->getTable('user'), ['user_id'], ['id'], ['onDelete' => 'CASCADE'], $this->constraintName ); } public function down(Schema $schema): void { $clientsTable = $schema->getTable($this->getTable('oauth2_clients')); if ($clientsTable->hasColumn('user_id')) { $this->write('It seems that you already played this migration.'); return; } $clientsTable->dropColumn('user_id', 'integer'); if (!$this->connection->getDatabasePlatform() instanceof SqlitePlatform) { $clientsTable->removeForeignKey($this->constraintName); } } }