optimistic

Documentation

Index

• func UpdateWithOptimistic(db *gorm.DB, model Lock, callBack func(model Lock) Lock, ...) (err error)
• type Error
  • func NewOptimisticError(msg string) *Error
  • func (e *Error) Error() string
• type Lock
• type Version

Functions

func UpdateWithOptimistic

func UpdateWithOptimistic(db *gorm.DB, model Lock, callBack func(model Lock) Lock, retryCount, currentRetryCount int32) (err error)

Types

type Error

type Error struct {
	Msg string
}

func NewOptimisticError

func NewOptimisticError(msg string) *Error

func (*Error) Error

func (e *Error) Error() string

type Lock

type Lock interface {
	SetVersion(version int64)
	GetVersion() int64
}

type Version

type Version struct {
	Version int64 `gorm:"column:version;default:0;NOT NULL" json:"version"` // version
}