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i2_bot/lib/migrations/15_create_chats.go

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// i2_bot Instinct PokememBro Bot
// Copyright (c) 2017 Vladimir "fat0troll" Hodakov
package migrations
import (
// stdlib
"database/sql"
)
func CreateChatsUp(tx *sql.Tx) error {
create_request := "CREATE TABLE `chats` ("
create_request += "`id` int(11) NOT NULL AUTO_INCREMENT COMMENT 'ID чата',"
create_request += "`name` varchar(191) NOT NULL COMMENT 'Имя чата',"
create_request += "`chat_type` bool NOT NULL COMMENT 'Тип чата',"
create_request += "`telegram_id` int(11) NOT NULL COMMENT 'ID чата в Телеграме',"
create_request += "`created_at` datetime NOT NULL COMMENT 'Добавлен в базу',"
create_request += "PRIMARY KEY (`id`),"
create_request += "UNIQUE KEY `id` (`id`),"
create_request += "KEY `chats_created_at` (`created_at`)"
create_request += ") ENGINE=InnoDB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8mb4 COMMENT='Чаты';"
_, err := tx.Exec(create_request)
if err != nil {
return err
}
return nil
}
func CreateChatsDown(tx *sql.Tx) error {
_, err := tx.Exec("DROP TABLE `chats`;")
if err != nil {
return err
}
return nil
}