Golang Result.LastInsertId方法代碼示例

// Insert 向指定table插入數據
func (this *builder) Insert(table string, model interface{}) int {
	query := "insert into `" + table + "`"
	value := reflect.ValueOf(model).Elem()
	data := make(map[string]interface{})
	mapStructToMap(value, data)
	keys := " ("
	values := " ("
	params := make([]interface{}, 0, 0)
	for k, v := range data {
		keys += "`" + k + "`,"
		values += "?,"
		params = append(params, v)
	}
	query += keys[:len(keys)-1] + ") values"
	query += values[:len(values)-1] + ")"
	var result sql.Result
	var err error
	this.reset()
	result, err = this.db.Exec(query, params...)
	if err != nil {
		return -1
	}
	var id int64
	id, err = result.LastInsertId()
	if err != nil {
		return -1
	}
	return int(id)
}

func InsertPost(title []byte, slug string, markdown []byte, html []byte, featured bool, isPage bool, published bool, image []byte, created_at time.Time, created_by int64) (int64, error) {

	status := "draft"
	if published {
		status = "published"
	}
	writeDB, err := readDB.Begin()
	if err != nil {
		writeDB.Rollback()
		return 0, err
	}
	var result sql.Result
	if published {
		result, err = writeDB.Exec(stmtInsertPost, nil, uuid.Formatter(uuid.NewV4(), uuid.FormatCanonical), title, slug, markdown, html, featured, isPage, status, image, created_by, created_at, created_by, created_at, created_by, created_at, created_by)
	} else {
		result, err = writeDB.Exec(stmtInsertPost, nil, uuid.Formatter(uuid.NewV4(), uuid.FormatCanonical), title, slug, markdown, html, featured, isPage, status, image, created_by, created_at, created_by, created_at, created_by, nil, nil)
	}
	if err != nil {
		writeDB.Rollback()
		return 0, err
	}
	postId, err := result.LastInsertId()
	if err != nil {
		writeDB.Rollback()
		return 0, err
	}
	return postId, writeDB.Commit()
}

func (m *Mysql) Exec(query string, param ...interface{}) (rowsAffected int64, lastInsertId int64) {
	if !m.IsOpen() {
		panic(errors.New("[mysql555]It is not connected to the host"))
	}

	var res sql.Result = nil
	var err error = nil

	if m.IsTransaction() {
		res, err = m.tx.Exec(query, param...)
	} else {
		res, err = m.db.Exec(query, param...)
	}

	if err != nil {
		message := err.Error()
		message = message + "\n" + "[ SQL ] " + query + "\n" + fmt.Sprintf("[ PRM ] %#v\n", param)
		panic(errors.New(message))
	}

	lastInsertId, err = res.LastInsertId()
	if err != nil {
		panic(err)
	}
	rowsAffected, err = res.RowsAffected()
	if err != nil {
		panic(err)
	}

	return
}

func (this *Config) Insert() error {
	this.Recordtime = getNow()
	var (
		err error
		id  int64
		res sql.Result
	)
	if this.Cat != nil {
		tran := this.Cat.NewTransaction(DBTITLE, "Config.Insert")
		defer func() {
			if err != nil {
				tran.SetStatus(err)
			} else {
				tran.SetStatus("0")
			}
			tran.Complete()
		}()
	}
	o := orm.NewOrm()
	res, err = o.Raw("INSERT INTO config(channelCode,`key`,value,recordTime)VALUES(?,?,?,?)", this.ChannelCode, this.Key, this.Value, this.Recordtime).Exec()
	if err != nil {
		return err
	}
	id, err = res.LastInsertId()
	if err != nil {
		return err
	}
	this.Id = id
	return nil
}

func (a *Account) Save() error {
	db, err := connect()
	if err != nil {
		return err
	}
	defer db.Close()

	stmt, err := db.Prepare("insert or replace into T_ACCOUNTS (ID, NAME, EMAIL, PASSWORD, SALT, ROLE, LAST_AUTH) values (?,?,?,?,?,?,?)")
	if err != nil {
		return err
	}
	defer stmt.Close()

	var result sql.Result
	if a.Id < 1 {
		result, err = stmt.Exec(nil, a.Name, a.Email, a.Password, a.Salt, a.Role, a.LastAuth)
	} else {
		result, err = stmt.Exec(a.Id, a.Name, a.Email, a.Password, a.Salt, a.Role, a.LastAuth)
	}
	if err != nil {
		return err
	}

	id, err := result.LastInsertId()
	if err != nil {
		return err
	}
	a.Id = int(id)

	return nil
}

func (this *mysql) Exec(query string, args ...interface{}) (afftectedRows int64,
	lastInsertId int64, err error) {
	if this.db == nil {
		return 0, 0, ErrNotOpen
	}
	if this.breaker.Open() {
		return 0, 0, ErrCircuitOpen
	}

	var result sql.Result
	result, err = this.db.Exec(query, args...)
	if err != nil {
		if this.isSystemError(err) {
			log.Warn("mysql exec breaks: %s", err.Error())
			this.breaker.Fail()
		}

		return 0, 0, err
	}

	afftectedRows, err = result.RowsAffected()
	if err != nil {
		if this.isSystemError(err) {
			log.Warn("mysql exec2 breaks: %s", err.Error())
			this.breaker.Fail()
		}
	} else {
		this.breaker.Succeed()
	}

	lastInsertId, _ = result.LastInsertId()
	return
}

// task.ID will be ignored.
func CreateTask(task icarus.TaskData) (ID int, err error) {
	InitStorage()
	var res sql.Result
	res, err = db.Exec("INSERT INTO task (handle) VALUES (?)", task.Handle)
	if err != nil {
		log.Warnf("storage.CreateTask(): Failed to insert task %v: %s.", task, err.Error())
		return
	}
	newID, err := res.LastInsertId()
	if err != nil {
		log.Warnf("storage.CreateTask(): Failed to get ID for task %v: %s.", task, err.Error())
	}
	ID = int(newID)

	_, err = db.Exec("INSERT INTO user (userid, password, task_id) VALUES (?, ?, ?)", task.User.UserID, task.User.Password, ID)
	if err != nil {
		log.Warnf("storage.CreateTask(): Failed to insert user for task %v: %s.", task, err.Error())
		return
	}

	for _, c := range task.Courses {
		_, err = db.Exec("INSERT INTO course (name, desc, token, task_id) VALUES (?, ?, ?, ?)", c.Name, c.Desc, c.Token, ID)
		if err != nil {
			log.Warnf("storage.CreateTask(): Failed to insert course %v for task %v: %s.", c, task, err.Error())
			return
		}
	}

	return
}

// POST /api/users
func (mgr *Manager) AddUser(w http.ResponseWriter, r *http.Request, rnd render.Render) {
	req := make(map[string]string)
	err := json.NewDecoder(r.Body).Decode(&req)
	if err != nil || len(req["name"]) < 3 || len(req["password"]) < 3 {
		w.WriteHeader(400)
		return
	}
	passwd, err := bcrypt.GenerateFromPassword([]byte(req["password"]), 11)
	if err != nil {
		log.Error("bcrypt.GenerateFromPassword: ", err)
		w.WriteHeader(500)
		return
	}

	var (
		result sql.Result
		id     int64
	)
	result, err = mgr.db.Exec("insert into users (name, password) values(?,?)", req["name"], passwd)
	if err == nil {
		id, err = result.LastInsertId()
	}
	if err != nil {
		mgr.showError(err, w)
		return
	}
	rnd.JSON(200, map[string]interface{}{"name": req["name"], "id": id})
}

func (self *MysqlDriver) Create(container string, query driver.Query) (id interface{}, requestError error) {
	fmt.Println("mysql driver create:", container, query)
	// Create mysql insert string from given query
	var (
		queryFields []string
		queryValues []string
	)
	for k, v := range query {
		fmt.Println("key/value:", k, v)
		// TODO: check for sql injection
		queryFields = append(queryFields, k)
		queryValues = append(queryValues, fmt.Sprintf("'%s'", v))
	}
	fmt.Println("fields:", queryFields)
	fmt.Println("values:", queryValues)
	var result sql.Result
	if result, requestError = self.db.Exec(fmt.Sprintf("INSERT INTO `users`(%s) VALUES(%s)", strings.Join(queryFields, ","), strings.Join(queryValues, ","))); requestError != nil {
		// Failure
		return
	} else {
		// Success
		if id, requestError = result.LastInsertId(); requestError != nil {
			// Failure
			return
		}
	}
	// Success
	fmt.Println("success?:", id, requestError)
	return
}

func NewOrUpdateUser(db *sql.DB, user *User) error {
	var err error
	var res sql.Result
	if user.Id == "" {
		res, err = db.Exec("INSERT INTO users(firstName, lastName) VALUES(?,?)", user.FirstName, user.LastName)
	} else {
		res, err = db.Exec("UPDATE users SET firstName=?, lastName=? WHERE id=?", user.FirstName, user.LastName, user.Id)
	}
	if err != nil {
		return err
	}
	lastId, err := res.LastInsertId()
	if err != nil {
		return err
	}
	rowCnt, err := res.RowsAffected()
	if err != nil {
		return err
	}
	if rowCnt != 1 {
		return errors.New(fmt.Sprintf("Row count (%s) and/or lastId (%s) are wrong.", lastId, rowCnt))
	}

	return nil
}

// Execute an sql 'exec' that returns 'insert ids' (api is stupid)
func (self *sql) exec(query string, columns []string, values ...[]interface{}) (*rowset, error) {
	var output gsql.Result = nil
	var err error = nil

	// Pass params over
	if len(values) > 0 {
		output, err = self.db.Exec(query, values[0]...)
	} else {
		output, err = self.db.Exec(query)
	}
	if err != nil {
		return nil, utils.Fail(1, "Error perfroming explicit SQL query \"%s\": %s", query, err.Error())
	}

	// Process output
	var rtn = newRowset(nil).(*rowset)
	var id, id_err = output.LastInsertId()
	if id_err == nil {
		var record = map[string]interface{}{}
		for _, c := range columns {
			record[c] = id
		}
		rtn.Values.PushBack(record)
	}

	return rtn, err
}

/**
 * Insert / convert ""/'' maybe a bug.
 * @param map of data
 * @return id,err
 */
func (this *Sql) Add(data map[string]interface{}) (int64, error) {
	var columns []string
	var values []string
	for k, v := range data {
		columns = append(columns, k)
		tmp_v := this.convertValue2String(v)
		values = append(values, "\""+tmp_v+"\"")
	}
	sqlstr := " INSERT INTO `" + this.tableName + "` " + " (" + strings.Join(columns, ",") + ") VALUES (" + strings.Join(values, ",") + ") "
	//slimSqlLog("Insert", sqlstr)
	var r sql.Result
	var err error
	if this.tx != nil {
		r, err = this.tx.Exec(sqlstr)
	} else {
		r, err = this.getDbW().Exec(sqlstr)
	}
	if err != nil {
		slimSqlLog("ERROR", sqlstr)
		return 0, err
	} else {
		id, err := r.LastInsertId()
		if err != nil {
			return 0, err
		} else {
			return id, nil
		}
	}
}

func registerMembers() (err error) {
	members := []Member{
		{Name: "ミク", Birthday: "10/19", Bloodtype: "AB", Hobby: "ショッピング"},
		{Name: "マホ", Birthday: "1/8", Bloodtype: "AB", Hobby: "漫畫"},
		{Name: "コヒメ", Birthday: "11/24", Bloodtype: "O", Hobby: "ゲーム"},
	}

	stmt, err := Db.Prepare(`
		INSERT INTO member (name, birthday, blood_type, hobby) 
		VALUES (?, ?, ?, ?)
	`)
	if err != nil {
		return
	}
	defer stmt.Close()

	for _, m := range members {
		var ret sql.Result
		ret, err = stmt.Exec(m.Name, m.Birthday, m.Bloodtype, m.Hobby)
		if err != nil {
			return
		}

		var id int64
		id, err = ret.LastInsertId()
		if err != nil {
			return
		}
		m.Id = int(id)
		fmt.Printf("Inserted. ID = %d, Name = %s\n", m.Id, m.Name)
	}

	return
}

func (dbSeq *SequenceDB) NextSequence() (sequence uint64, err error) {
	var stmt *sql.Stmt
	stmt, err = dbSeq.db.Prepare(`REPLACE INTO sequence(stub) VALUES ("sequence")`)
	if err != nil {
		log.Printf("sequence db prepare error. %v", err)
		return 0, err
	}
	defer stmt.Close()

	var res sql.Result
	res, err = stmt.Exec()
	if err != nil {
		log.Printf("sequence db replace into error. %v", err)
		return 0, err
	}

	// 兼容LastInsertId方法的返回值
	var lastID int64
	lastID, err = res.LastInsertId()
	if err != nil {
		log.Printf("sequence db get LastInsertId error. %v", err)
		return 0, err
	} else {
		sequence = uint64(lastID)
		// mysql sequence will start at 1, we actually want it to be
		// started at 0. :)
		sequence -= 1
		return sequence, nil
	}
}

func (h *Host) hostRowFromSqlResult(tx *sqlx.Tx, sqlResult sql.Result) (*HostRow, error) {
	hostId, err := sqlResult.LastInsertId()
	if err != nil {
		return nil, err
	}

	return h.GetByID(tx, hostId)
}