addSql('CREATE TABLE audit_log (id INT GENERATED BY DEFAULT AS IDENTITY NOT NULL, action VARCHAR(50) NOT NULL, entity_type VARCHAR(255) NOT NULL, entity_id INT DEFAULT NULL, data JSON NOT NULL, performed_by VARCHAR(255) DEFAULT NULL, ip_address VARCHAR(45) DEFAULT NULL, created_at TIMESTAMP(0) WITHOUT TIME ZONE NOT NULL, PRIMARY KEY(id))'); $this->addSql('CREATE INDEX IDX_AUDIT_ACTION ON audit_log (action)'); $this->addSql('CREATE INDEX IDX_AUDIT_CREATED ON audit_log (created_at)'); } public function down(Schema $schema): void { $this->addSql('DROP TABLE audit_log'); } }