let transaction;
try {
// get transaction
transaction = await sequelize.transaction();
// step 1
await Model.destroy({where: {id}, transaction});
// step 2
await Model.create({}, {transaction});
// commit
await transaction.commit();
} catch (err) {
// Rollback transaction if any errors were encountered
await transaction.rollback();
}
参考地址：https://stackoverflow.com/questions/42870374/node-js...
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