bbgo/pkg/migrations/mysql/main_20240531163411_trades_created.go

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package mysql
import (
"context"
"github.com/c9s/rockhopper/v2"
)
func init() {
AddMigration("main", up_main_tradesCreated, down_main_tradesCreated)
}
func up_main_tradesCreated(ctx context.Context, tx rockhopper.SQLExecutor) (err error) {
// This code is executed when the migration is applied.
_, err = tx.ExecContext(ctx, "ALTER TABLE `trades` ADD COLUMN `inserted_at` DATETIME DEFAULT CURRENT_TIMESTAMP NOT NULL AFTER `traded_at`;")
if err != nil {
return err
}
_, err = tx.ExecContext(ctx, "UPDATE `trades` SET `inserted_at` = `traded_at`;")
if err != nil {
return err
}
return err
}
func down_main_tradesCreated(ctx context.Context, tx rockhopper.SQLExecutor) (err error) {
// This code is executed when the migration is rolled back.
_, err = tx.ExecContext(ctx, "ALTER TABLE `trades` DROP COLUMN `inserted_at`;")
if err != nil {
return err
}
return err
}