defer conn.Close()

	_, pingErr := conn.Do("PING")
	if pingErr != nil {
		if xnet.IsConnRefusedErr(pingErr) {
			return store.ErrNotConnected
		}
		return pingErr
	}

	if !target.firstPing {
		if err := target.args.validateFormat(conn); err != nil {
			if xnet.IsConnRefusedErr(err) {
				return store.ErrNotConnected
			}
			return err
		}
		target.firstPing = true
	}

		if err != nil {
			return false, err
		}
		target.producer = producer
	}

	if err := target.producer.Ping(); err != nil {
		// To treat "connection refused" errors as errNotConnected.
		if xnet.IsConnRefusedErr(err) {
			return false, store.ErrNotConnected
		}
		return false, err
	}
	return true, nil
}

// Save - saves the events to the store which will be replayed when the nsq connection is active.

	_, err := target.isActive()
	if err != nil {
		return err
	}
	return target.send(eventData)
}

// IsConnErr - To detect a connection error.
func IsConnErr(err error) bool {
	return xnet.IsConnRefusedErr(err) || err.Error() == "sql: database is closed" || err.Error() == "sql: statement is closed" || err.Error() == "invalid connection"
}

// send - sends an event to the PostgreSQL.

			return nil, nil, err
		}

		// close when we know this is a network error.
		target.conn.Close()
	}

	conn, err = amqp091.Dial(target.args.URL.String())
	if err != nil {
		if xnet.IsConnRefusedErr(err) {
			return nil, nil, store.ErrNotConnected
		}
		return nil, nil, err
	}

	ch, err = conn.Channel()
	if err != nil {
		return nil, nil, err
	}

	target.conn = conn

	if args.MaxOpenConnections > 0 {
		// Set the maximum connections limit
		target.db.SetMaxOpenConns(args.MaxOpenConnections)
	}

	err = target.db.Ping()
	if err != nil {
		if !(xnet.IsConnRefusedErr(err) || xnet.IsConnResetErr(err)) {
			target.loggerOnce(context.Background(), err, target.ID().String())
		}
	} else {
		if err = target.executeStmts(); err != nil {