Python has become a number one and widely used language in the programming world. The current machine learning boom has raised the number of Developers learning Python. It’s highly versatility nature made it widely acceptable in web, desktop apps, and in many other areas. The popularity for Python is rising […]
ElasticSearch Interview Questions
What is ElasticSearch? Elasticsearch is a search engine based on Lucene. It has a distributed, multitenant-able full-text search engine. Elasticsearch is developed in Java and is released as open source under the terms of the Apache License. What is an index in ElasticSearch? An index is a collection of documents that have somewhat […]
Apache Pig Data Types
Pig datatypes could be categorized into following two categories: Scalar/Simple Complex Scalar Types Complex Types Map: A map in Pig is a chararray to data element mapping, where that element can be any Pig type, including a complex type. The chararray is called a key and is used as an […]