Golang migrate is easy to use

For more convenient database operation , Constantly adapt to business development needs ,migrate Used for database operation . Use migrate Will create a schema_migrations surface , To record migrate Records of operation , Whenever running migrate When , I will check this form first , If the in the table is True, May be an error .

golang-migrate Address ：

golang-migrate Address ：
https://github.com/golang-migrate/migrate

install ：

windows10：
cmd Command input ：

scoop install migrate

After installation ：
cmd Command line input ：

migrate -version

When the version information appears, the installation is successful .

Create migration file

grammar ：
create [-ext E] [-dir D] [-seq] [-digits N] [-format] [-tz] NAME

migrate create -ext sql -dir db/migrate -seq init_schema

After successful operation, it will be automatically in db/migrate The corresponding migration file is generated under the folder . Here's the picture
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Move up

The corresponding sql Statement write generated
000001_init_schema.up In file , And then execute the command
command ：

migrate -path db/migration -database "mysql://root:[email protected](localhost:3306)/blog" -verbose up

Roll back

The corresponding sql Statement write generated
000001_init_schema.down In file , And then execute the command

migrate -path db/migration -database "mysql://root:[email protected](localhost:3306)/blog" -verbose down

After success in the database