Go language basic transaction: transaction

Atomicity, consistency, isolation, persistence
Manually open transactions: db.Begin()-->Tx
a group of sql operations
tx.Exec(), tx.Prepare()... Manually commit commit, rollback

tx.Commit(),tx.Rollback()

package main

import (
   "database/sql"
   "fmt"
   _ "github.com/go-sql-driver/mysql"
)

func main () {
    /*
    Transaction:
       4 major features: ACID
       Atomicity:
       Consistency:
       Isolation:
       Persistence:
     */
    //rose-->jack, 2000 yuan
    db , _ := sql.Open( "mysql" , "root:hanru1314@tcp(127.0.0.1:3306)/my1802?charset=utf8" )
    //Open transaction
    tx , _ := db.Begin()
    //Provide a set of sql operations
 var aff1 , aff2 int64 = 0 , 0
 result1 , _ := tx.Exec( "UPDATE account SET money=3000 WHERE id=?" , 1      )
   result2, _ := tx.Exec("UPDATE account SET money2=2000 WHERE id=?", 2)
   //fmt.Println(result2)
if result1 != nil {   
      aff1, _ = result1.RowsAffected()
   }
   if result2 != nil {
      aff2, _ = result2.RowsAffected();
   }
   fmt.Println(aff1)
   fmt.Println(aff2)

   if aff1 == 1 && aff2 == 1 {
       //Commit the transaction
       tx.Commit()
      fmt.Println( "The operation was successful.." )
   } else {
       //rollback
       tx.Rollback()
      fmt.Println( "Failed to operate... rollback..." )
   }

}