<center><a href='https://dtube.video/#!/v/ashish.sharma/e1tthoid'><img src='https://ipfs.io/ipfs/QmTBrzkXsVQDpeSJYCgdeF1ZqugY5eqbEHHHJ7dMwLFw3u'></a></center><hr>An Unconnected Lookup Transformation receives input from the result of an expression in another transformation. A connected lookup can return multiple columns from the same row. But as an Unconnected Lookup is called from another transformation, it can pass only one output value.<hr><a href='https://dtube.video/#!/v/ashish.sharma/e1tthoid'>► Watch on DTube</a><br /><a href='https://mercury.i.ipfs.io/ipfs/QmaLECjDVyCLGdvCvN7vphKyaRf4GYh7V7iErUXdb3pKwq'>► Watch Source (IPFS)</a>