unleash.unleash/migrations/20190123204125-add-variants-to-features.js

'use strict';

exports.up = function(db, callback) {
    db.runSql(
        `
        ALTER TABLE features ADD "variants" json;
        ALTER TABLE features ALTER COLUMN "variants" SET DEFAULT '[]';
    `,
        callback
    );
};

exports.down = function(db, callback) {
    db.runSql(`ALTER TABLE features DROP COLUMN "variants";`, callback);
};