func()

in dbconn/dbconn.go [128:140]

• 13 lines of code
• 3 McCabe index (conditional complexity)

func (dbconn *DBConn) Begin(whichConn ...int) error {
	connNum := dbconn.ValidateConnNum(whichConn...)
	if dbconn.Tx[connNum] != nil {
		return errors.New("Cannot begin transaction; there is already a transaction in progress")
	}
	var err error
	dbconn.Tx[connNum], err = dbconn.ConnPool[connNum].Beginx()
	if err != nil {
		return err
	}
	_, err = dbconn.Exec("SET TRANSACTION ISOLATION LEVEL SERIALIZABLE", connNum)
	return err
}