gitea/models/db/convert.go
Lunny Xiao a4bfef265d
Move db related basic functions to models/db (#17075)
* Move db related basic functions to models/db

* Fix lint

* Fix lint

* Fix test

* Fix lint

* Fix lint

* revert unnecessary change

* Fix test

* Fix wrong replace string

* Use *Context

* Correct committer spelling and fix wrong replaced words

Co-authored-by: zeripath <art27@cantab.net>
2021-09-19 19:49:59 +08:00

42 lines
1.0 KiB
Go

// Copyright 2019 The Gitea Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
package db
import (
"fmt"
"code.gitea.io/gitea/modules/setting"
"xorm.io/xorm/schemas"
)
// ConvertUtf8ToUtf8mb4 converts database and tables from utf8 to utf8mb4 if it's mysql and set ROW_FORMAT=dynamic
func ConvertUtf8ToUtf8mb4() error {
if x.Dialect().URI().DBType != schemas.MYSQL {
return nil
}
_, err := x.Exec(fmt.Sprintf("ALTER DATABASE `%s` CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci", setting.Database.Name))
if err != nil {
return err
}
tables, err := x.DBMetas()
if err != nil {
return err
}
for _, table := range tables {
if _, err := x.Exec(fmt.Sprintf("ALTER TABLE `%s` ROW_FORMAT=dynamic;", table.Name)); err != nil {
return err
}
if _, err := x.Exec(fmt.Sprintf("ALTER TABLE `%s` CONVERT TO CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci;", table.Name)); err != nil {
return err
}
}
return nil
}