package mysql import ( "context" "github.com/c9s/rockhopper/v2" ) func init() { AddMigration("main", up_main_addIsFuturesColumn, down_main_addIsFuturesColumn) } func up_main_addIsFuturesColumn(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 `is_futures` BOOLEAN NOT NULL DEFAULT FALSE;") if err != nil { return err } _, err = tx.ExecContext(ctx, "ALTER TABLE `orders` ADD COLUMN `is_futures` BOOLEAN NOT NULL DEFAULT FALSE;") if err != nil { return err } return err } func down_main_addIsFuturesColumn(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 `is_futures`;") if err != nil { return err } _, err = tx.ExecContext(ctx, "ALTER TABLE `orders` DROP COLUMN `is_futures`;") if err != nil { return err } return err }