river-of-ebooks/migrations/20190220123908_AddPublisher...

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exports.up = function (knex, Promise) {
return Promise.all([
knex.schema.table('book', t => {
t.string('publisher')
})
])
}
exports.down = function (knex, Promise) {
return Promise.all([
knex.schema.table('book', t => {
t.dropColumns('publisher')
})
])
}