dcsid

README

dcsid

分布式ID生成

Install:

go get github.com/cacos-group/dcsid

数据表

CREATE TABLE `dcsid_alloc` (
  `id` bigint(20) NOT NULL AUTO_INCREMENT,
  `biz_tag` varchar(128) NOT NULL DEFAULT '',
  `max_id` bigint(20) NOT NULL DEFAULT '1',
  `step` int(11) NOT NULL,
  `description` varchar(256) DEFAULT NULL,
  `update_time` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  PRIMARY KEY (`id`),
  unique `uniq_biz_tag` (`biz_tag`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8

使用

dcsid := New(&Config{
	DSN:    "user:password@tcp(127.0.0.1:3306)/dcsid",
	BizTag: "test",
})
id, err := dcsid.NextId()
if err != nil {
    
}

Documentation

Index

• Variables
• type Client
  • func New(config *Config) *Client
  • func (l *Client) NextId() (uint64, error)
• type Config

Variables

var IDPool0EmptyErr = fmt.Errorf("idPool0 empty")

Types

type Client

type Client struct {
	// contains filtered or unexported fields
}

func New

func New(config *Config) *Client

func (*Client) NextId

func (l *Client) NextId() (uint64, error)

type Config

type Config struct {
	DSN    string // write data source name.
	BizTag string
	Step   int
}