dynamodb-pagination-vogels.js

const vogels = require('vogels');
const Joi = require('joi');

const Person = vogels.define('Person', {
    hashKey: 'id',
    rangeKey: 'birthdate',
    timestamps: true,
    tableName: 'sandbox-caiubi',
    schema: {
        id: Joi.string(),
        birthdate: Joi.string()
    }
});

function paginate(lastEvaluatedKey) {
    const pagination = Person.scan()
        .where('birthdate')
        .gte('2017')
        .limit(5);

    if (lastEvaluatedKey) {
        pagination.startKey(lastEvaluatedKey.id, lastEvaluatedKey.birthdate);
    }

    pagination.exec((err, data) => {
        if (err) {
            console.error(err);
            return;
        }

        console.log(`Length ${data.Items.length} should be equal to ${data.Count}. Starting at ${JSON.stringify(lastEvaluatedKey)}. Scanned count: ${data.Count}`);


        if (data.LastEvaluatedKey) {
            paginate(data.LastEvaluatedKey);
        }
    });
}

paginate();