addSql('ALTER TABLE kimai2_users ADD signature_date DATETIME DEFAULT NULL COMMENT \'(DC2Type:datetime_immutable)\''); // improve session garbage collection $this->addSql('CREATE INDEX lifetime_idx ON kimai2_sessions (lifetime)'); } public function down(Schema $schema): void { $this->addSql('ALTER TABLE kimai2_users DROP signature_date'); // improve session garbage collection $this->addSql('DROP INDEX lifetime_idx ON kimai2_sessions'); } public function isTransactional(): bool { return false; } }