112 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			112 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
// Copyright 2014 beego Author. All Rights Reserved.
 | 
						|
//
 | 
						|
// Licensed under the Apache License, Version 2.0 (the "License");
 | 
						|
// you may not use this file except in compliance with the License.
 | 
						|
// You may obtain a copy of the License at
 | 
						|
//
 | 
						|
//      http://www.apache.org/licenses/LICENSE-2.0
 | 
						|
//
 | 
						|
// Unless required by applicable law or agreed to in writing, software
 | 
						|
// distributed under the License is distributed on an "AS IS" BASIS,
 | 
						|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 | 
						|
// See the License for the specific language governing permissions and
 | 
						|
// limitations under the License.
 | 
						|
 | 
						|
// Package migration is used for migration
 | 
						|
//
 | 
						|
// The table structure is as follow:
 | 
						|
//
 | 
						|
//	CREATE TABLE `migrations` (
 | 
						|
//		`id_migration` int(10) unsigned NOT NULL AUTO_INCREMENT COMMENT 'surrogate key',
 | 
						|
//		`name` varchar(255) DEFAULT NULL COMMENT 'migration name, unique',
 | 
						|
//		`created_at` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT 'date migrated or rolled back',
 | 
						|
//		`statements` longtext COMMENT 'SQL statements for this migration',
 | 
						|
//		`rollback_statements` longtext,
 | 
						|
//		`status` enum('update','rollback') DEFAULT NULL COMMENT 'update indicates it is a normal migration while rollback means this migration is rolled back',
 | 
						|
//		PRIMARY KEY (`id_migration`)
 | 
						|
//	) ENGINE=InnoDB DEFAULT CHARSET=utf8;
 | 
						|
package migration
 | 
						|
 | 
						|
import (
 | 
						|
	"github.com/beego/beego/v2/client/orm/migration"
 | 
						|
)
 | 
						|
 | 
						|
// const the data format for the bee generate migration datatype
 | 
						|
const (
 | 
						|
	DateFormat   = "20060102_150405"
 | 
						|
	DBDateFormat = "2006-01-02 15:04:05"
 | 
						|
)
 | 
						|
 | 
						|
// Migrationer is an interface for all Migration struct
 | 
						|
type Migrationer interface {
 | 
						|
	Up()
 | 
						|
	Down()
 | 
						|
	Reset()
 | 
						|
	Exec(name, status string) error
 | 
						|
	GetCreated() int64
 | 
						|
}
 | 
						|
 | 
						|
// Migration defines the migrations by either SQL or DDL
 | 
						|
type Migration migration.Migration
 | 
						|
 | 
						|
// Up implement in the Inheritance struct for upgrade
 | 
						|
func (m *Migration) Up() {
 | 
						|
	(*migration.Migration)(m).Up()
 | 
						|
}
 | 
						|
 | 
						|
// Down implement in the Inheritance struct for down
 | 
						|
func (m *Migration) Down() {
 | 
						|
	(*migration.Migration)(m).Down()
 | 
						|
}
 | 
						|
 | 
						|
// Migrate adds the SQL to the execution list
 | 
						|
func (m *Migration) Migrate(migrationType string) {
 | 
						|
	(*migration.Migration)(m).Migrate(migrationType)
 | 
						|
}
 | 
						|
 | 
						|
// SQL add sql want to execute
 | 
						|
func (m *Migration) SQL(sql string) {
 | 
						|
	(*migration.Migration)(m).SQL(sql)
 | 
						|
}
 | 
						|
 | 
						|
// Reset the sqls
 | 
						|
func (m *Migration) Reset() {
 | 
						|
	(*migration.Migration)(m).Reset()
 | 
						|
}
 | 
						|
 | 
						|
// Exec execute the sql already add in the sql
 | 
						|
func (m *Migration) Exec(name, status string) error {
 | 
						|
	return (*migration.Migration)(m).Exec(name, status)
 | 
						|
}
 | 
						|
 | 
						|
// GetCreated get the unixtime from the Created
 | 
						|
func (m *Migration) GetCreated() int64 {
 | 
						|
	return (*migration.Migration)(m).GetCreated()
 | 
						|
}
 | 
						|
 | 
						|
// Register register the Migration in the map
 | 
						|
func Register(name string, m Migrationer) error {
 | 
						|
	return migration.Register(name, m)
 | 
						|
}
 | 
						|
 | 
						|
// Upgrade upgrade the migration from lasttime
 | 
						|
func Upgrade(lasttime int64) error {
 | 
						|
	return migration.Upgrade(lasttime)
 | 
						|
}
 | 
						|
 | 
						|
// Rollback rollback the migration by the name
 | 
						|
func Rollback(name string) error {
 | 
						|
	return migration.Rollback(name)
 | 
						|
}
 | 
						|
 | 
						|
// Reset reset all migration
 | 
						|
// run all migration's down function
 | 
						|
func Reset() error {
 | 
						|
	return migration.Reset()
 | 
						|
}
 | 
						|
 | 
						|
// Refresh first Reset, then Upgrade
 | 
						|
func Refresh() error {
 | 
						|
	return migration.Refresh()
 | 
						|
}
 |