guid is a disributed uique id generation framework written in Go (Golang). guid supports two strategies to generate uniqu id: segment and snowflake
- go1.16+
go get github.com/ziidu/guidget a id by snowflake method. please see
example/snowflakeuid_example.go
you need to create a table, an insert some data. and see
example/segmentuid_example.go. you need updateconnectURLinexample/segmentuid_example.go
DROP TABLE IF EXISTS `guid`;
CREATE TABLE `guid` (
-- business field
`biz_tag` varchar(128) NOT NULL DEFAULT '',
-- max id for current segment
`max_id` bigint(20) NOT NULL DEFAULT '0',
-- max_id increase by step
`step` int(11) NOT NULL,
`description` varchar(256) NOT NULL DEFAULT '',
`update_time` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
PRIMARY KEY (`biz_tag`)
) ENGINE=InnoDB;
insert into leaf_alloc
(biz_tag, max_id, step, description)
VALUES ('order', 10000, 10000, 'order tag')