hash_helper

Documentation

Index

• Constants
• Variables
• type HashHelper
  • func NewHashHelper(b *base.Base) *HashHelper
  • func (s HashHelper) HDel(key, field string) (v *gvar.Var, err error)
  • func (s HashHelper) HDelM(key string, fields []string) (v *gvar.Var, err error)
  • func (s HashHelper) HDelOnlyError(key, field string) (err error)
  • func (s HashHelper) HExists(key, field string) (v *gvar.Var, err error)
  • func (s HashHelper) HExistsBool(key, field string) (b bool, err error)
  • func (s HashHelper) HExistsNoError(key, field string) (v *gvar.Var)
  • func (s HashHelper) HGet(key, field string) (v *gvar.Var, err error)
  • func (s HashHelper) HGetAll(key string) (v *gvar.Var, err error)
  • func (s HashHelper) HIncrby(key string, field string, increment int64) (v *gvar.Var, err error)
  • func (s HashHelper) HIncrbyFloat(key string, field string, increment float64) (v *gvar.Var, err error)
  • func (s HashHelper) HKeys(key string) (v *gvar.Var, err error)
  • func (s HashHelper) HLen(key string) (v *gvar.Var, err error)
  • func (s HashHelper) HMGet(key string, fields []string) (v *gvar.Var, err error)
  • func (s HashHelper) HMSet(key string, fv g.Map) (v *gvar.Var, err error)
  • func (s HashHelper) HScan(key string, field string, ...) (err error)
  • func (s HashHelper) HSet(key, field string, value interface{}) (v *gvar.Var, err error)
  • func (s HashHelper) HSetNx(key, field string, value interface{}) (v *gvar.Var, err error)
  • func (s HashHelper) HVals(key string) (v *gvar.Var, err error)
• type HashMapIUDHelper
  • func NewHashMapIUDHelper(b *base.Base) *HashMapIUDHelper
  • func (s *HashMapIUDHelper) IUD(key string, fv g.Map, matchPattern ...string) (err error)
  • func (s *HashMapIUDHelper) IUDScript(key string, fv g.Map) (err error)
• type HashStructHelper
  • func NewHashStructHelper[T any](b *base.Base) *HashStructHelper[T]
  • func (s *HashStructHelper[T]) Get(key string) (data *T, err error)
  • func (s *HashStructHelper[T]) Set(key string, data *T) (err error)

Constants

const (
	DefaultTag          = "redis"
	DefaultTagHashKey   = "redis_hash_key"
	DefaultTagHashField = "redis_hash_field"
)

Variables

var (
	ErrorNoTagFound                = errors.New("no tag found")
	ErrorCacheDataIsNil            = errors.New("CacheData is nil")
	ErrorCacheDataIsEmpty          = errors.New("CacheData is empty")
	ErrorCacheDataIsError          = errors.New("CacheData is error")
	ErrorCacheDataExistedEmptyData = errors.New("CacheData existed empty data")
)

Types

type HashHelper

type HashHelper struct {
	*base.Base
}

HashHelper Redis Hash类型助手类

func NewHashHelper

func NewHashHelper(b *base.Base) *HashHelper

NewHashHelper 实例化

func (HashHelper) HDel

func (s HashHelper) HDel(key, field string) (v *gvar.Var, err error)

HDel 删除一个或多个哈希表字段

func (HashHelper) HDelM

func (s HashHelper) HDelM(key string, fields []string) (v *gvar.Var, err error)

func (HashHelper) HDelOnlyError

func (s HashHelper) HDelOnlyError(key, field string) (err error)

func (HashHelper) HExists

func (s HashHelper) HExists(key, field string) (v *gvar.Var, err error)

HExists 查看哈希表 key 中，指定的字段是否存在。

func (HashHelper) HExistsBool

func (s HashHelper) HExistsBool(key, field string) (b bool, err error)

func (HashHelper) HExistsNoError

func (s HashHelper) HExistsNoError(key, field string) (v *gvar.Var)

func (HashHelper) HGet

func (s HashHelper) HGet(key, field string) (v *gvar.Var, err error)

HGet 获取存储在哈希表中指定字段的值。

func (HashHelper) HGetAll

func (s HashHelper) HGetAll(key string) (v *gvar.Var, err error)

HGetAll 获取在哈希表中指定 key 的所有字段和值

func (HashHelper) HIncrby

func (s HashHelper) HIncrby(key string, field string, increment int64) (v *gvar.Var, err error)

HIncrby 为哈希表 key 中的指定字段的整数值加上增量 increment 。

func (HashHelper) HIncrbyFloat

func (s HashHelper) HIncrbyFloat(key string, field string, increment float64) (v *gvar.Var, err error)

HIncrbyFloat 为哈希表 key 中的指定字段的浮点数值加上增量 increment 。

func (HashHelper) HKeys

func (s HashHelper) HKeys(key string) (v *gvar.Var, err error)

HKeys 获取所有哈希表中的字段

func (HashHelper) HLen

func (s HashHelper) HLen(key string) (v *gvar.Var, err error)

HLen 获取哈希表中字段的数量

func (HashHelper) HMGet

func (s HashHelper) HMGet(key string, fields []string) (v *gvar.Var, err error)

HMGet 获取所有给定字段的值

func (HashHelper) HMSet

func (s HashHelper) HMSet(key string, fv g.Map) (v *gvar.Var, err error)

HMSet 同时将多个 field-value (域-值)对设置到哈希表 key 中。

func (HashHelper) HScan

func (s HashHelper) HScan(key string, field string, callback func(key string, fieldVals g.MapStrStr) error, count ...int) (err error)

HScan 迭代哈希表中的键值对。批量获取field 【注意】field里需要有通配符 比如：a:*

func (HashHelper) HSet

func (s HashHelper) HSet(key, field string, value interface{}) (v *gvar.Var, err error)

HSet 将哈希表 key 中的字段 field 的值设为 value 。

func (HashHelper) HSetNx

func (s HashHelper) HSetNx(key, field string, value interface{}) (v *gvar.Var, err error)

HSetNx 只有在字段 field 不存在时，设置哈希表字段的值。

func (HashHelper) HVals

func (s HashHelper) HVals(key string) (v *gvar.Var, err error)

HVals 获取哈希表中所有值

type HashMapIUDHelper

type HashMapIUDHelper struct {
	*base.Base
	// contains filtered or unexported fields
}

func NewHashMapIUDHelper

func NewHashMapIUDHelper(b *base.Base) *HashMapIUDHelper

func (*HashMapIUDHelper) IUD

func (s *HashMapIUDHelper) IUD(key string, fv g.Map, matchPattern ...string) (err error)

IUD 插入更新删除

func (*HashMapIUDHelper) IUDScript

func (s *HashMapIUDHelper) IUDScript(key string, fv g.Map) (err error)

IUDScript 插入更新删除

type HashStructHelper

type HashStructHelper[T any] struct {
	*base.Base
	// contains filtered or unexported fields
}

func NewHashStructHelper

func NewHashStructHelper[T any](b *base.Base) *HashStructHelper[T]

func (*HashStructHelper[T]) Get

func (s *HashStructHelper[T]) Get(key string) (data *T, err error)

Get 获取数据到结构体 For example:

type User struct {
    Name string `redis_hash_field:"name"`
    Age  int    `redis_hash_field:"age"`
}

func (*HashStructHelper[T]) Set

func (s *HashStructHelper[T]) Set(key string, data *T) (err error)