node-thrift2-hbase/examples/scan.js

Easy to CRUD for hbase by node-thrift-hbase

'use strict';

const _ = require('underscore');

var config = {
    hosts: ["master"],
    port: "9090",
};

var HBase = require('../src/service')(config);


var scan = HBase.Scan();

scan.setStartRow('start');
scan.setStartRow('end');
scan.add('sc');    //scan all family info

HBase.scan('dmp:users_categories', scan, function (err, data) { //get users table
    if (err) {
        console.log('error:', err);
        return;
    }

    console.log('Total rows scanned:', data.length);

    console.log('First row column values:');
    console.log('========================');
    _.each(data[0].columnValues, function (colVal, index) {
        console.log('Column value #', index);
        console.log('family:', colVal.family.toString());
        console.log('qualifier:', colVal.qualifier.toString());
        console.log('value:', colVal.value.readInt32BE(0, 4));
    });
});