abortIf($this->connection->getDatabasePlatform()->getName() != 'postgresql', 'Migration can only be executed safely on \'postgresql\'.'); $this->addSql('CREATE INDEX idx_tag_text ON posts.tags (text)'); } /** * @param Schema $schema */ public function down(Schema $schema) { // this down() migration is auto-generated, please modify it to your needs $this->abortIf($this->connection->getDatabasePlatform()->getName() != 'postgresql', 'Migration can only be executed safely on \'postgresql\'.'); $this->addSql('DROP INDEX posts.idx_tag_text'); } }