import IsolationLevel from './IsolationLevel';
/**
 * For more information, see https://www.postgresql.org/docs/9.1/sql-set-transaction.html
 */
export default interface TransactionOptions {
    /**
     * The default level is "READ_COMMITTED", but you can also this using `default_transaction_isolation`
     *
     * For more information, see: https://www.postgresql.org/docs/9.6/transaction-iso.html
     */
    isolationLevel?: IsolationLevel;
    /**
     * The default value is `false`, but you can also set this using `default_transaction_read_only`
     */
    readOnly?: boolean;
    /**
     * The DEFERRABLE transaction property has no effect unless the
     * transaction is also SERIALIZABLE and READ ONLY. When all of
     * these properties are set on a transaction, the transaction may
     * block when first acquiring its snapshot, after which it is able
     * to run without the normal overhead of a SERIALIZABLE transaction
     * and without any risk of contributing to or being canceled by a
     * serialization failure. This mode is well suited for long-running
     * reports or backups.
     *
     * The default value is `false`, but you can also this using `default_transaction_deferrable`
     */
    deferrable?: boolean;
    retrySerializationFailures?: boolean | number;
}