releaseConnection(connection) {
    return this.pool.release(connection)
      .tap(() => { debug('connection released'); })
      .catch(/Resource not currently part of this pool/, () => {});
  }
/**
   * Release a pooled connection so it can be utilized by other connection requests
   *
   * @param {Connection} connection
   *
   * @returns {Promise}
   */
Release a pooled connection so it can be utilized by other connection requests
@param {Connection} connection

@returns {Promise}
Release a pooled connection so it can be utilized by other connection requests @param { Connection } connection @returns { Promise }
releaseConnection(connection) {
    return this.pool.release(connection)
      .tap(() => { debug('connection released'); })
      .catch(/Resource not currently part of this pool/, () => {});
  }
releaseConnection ( connection ) { return this . pool . release ( connection ) . tap ( ( ) => { debug ( 'connection released' ) ; } ) . catch ( / Resource not currently part of this pool / , ( ) => { } ) ; }
Release a pooled connection so it can be utilized by other connection requests
 @param {Connection} connection
Release a pooled connection so it can be utilized by other connection requests @param { Connection } connection