exports.up = function(knex) {
    return knex.schema
        .createTable('groupings', function(table) {
            table.increments('grouping_id').primary()
            table.string('grouping_name', 128).notNullable()
            table.string('grouping_type', 128).notNullable() // Don't over normalize
        })
}

exports.down = function(knex) {
    return knex.schema
        .dropTable('groupings')
}