![]() While dealing with structured data, Map Reduce doesn't have optimization and usability features like UDFs but Hive framework does. Query optimization refers to an effective way of query execution in terms of performance. Hive's SQL-inspired language separates the user from the complexity of Map Reduce programming. It reuses familiar concepts from the relational database world, such as tables, rows, columns and schema, etc. Hadoop's programming works on flat files. So, Hive can use directory structures to partition data to improve performance on certain queries.Ī new and important component of Hive i.e. Metastore used for storing schema information. Java Database Connectivity (JDBC) interface We can interact with Hive using methods like This Metastore typically resides in a relational database. Hive provides a CLI to write Hive queries using Hive Query Language(HQL) Most interactions tend to take place over a command line interface (CLI). Stars and Stripes is an occasional series looking at the impact of Linux in the USA.Generally, HQL syntax is similar to the SQL syntax that most data analysts are familiar with. Great ways to meet up with fellow enthusiasts. Linux Around The World showcases usergroups that are relevant to Linux enthusiasts. These free tutorials offer the perfect tonic to our free programming books series. These best free books accelerate your learning of every programming language. ![]() There's a strict eligibility criteria for inclusion in this series. We showcase free Android apps that are definitely worth downloading. Getting Started with Docker helps you master Docker, a set of platform as a service products that delivers software in packages called containers.īest Free Android Apps. Have some fun and escape from the daily drudgery. Linux Candy reveals the lighter side of Linux. Linux at Home looks at a range of home activities where Linux can play its part, making the most of our time at home, keeping active and engaged. Now and Then examines how promising open source software fared over the years. Emulate home computers including the Commodore 64, Amiga, Atari ST, ZX81, Amstrad CPC, and ZX Spectrum. Home computers became commonplace in the 1980s. Saving Money with Linux looks at how you can reduce your energy bills running Linux. Surveys popular streaming services from a Linux perspective: Amazon Music Unlimited, Myuzi, Spotify, Deezer, Tidal. Small, indispensable tools, useful for anyone running a Linux machine. Linux utilities to maximise your productivity. We start right at the basics and teach you everything you need to know to get started with Linux.Īlternatives to popular CLI tools showcases essential tools that are modern replacements for core Linux utilities.Įssential Linux system tools focuses on small, indispensable utilities, useful for system administrators as well as regular users. New to Linux? Read our Linux for Starters series. Machine Learning explores practical applications of machine learning and deep learning from a Linux perspective. Replace proprietary software with open source alternatives: Google, Microsoft, Apple, Adobe, IBM, Autodesk, Oracle, Atlassian, Corel, Cisco, Intuit, and SAS.Īwesome Free Linux Games Tools showcases a series of tools that making gaming on Linux a more pleasurable experience. ![]() We offer helpful and impartial information. Hundreds of in-depth reviews offering our unbiased and expert opinion on software. Each article is supplied with a legendary ratings chart helping you to make informed decisions. The largest compilation of the best free and open source software in the universe. Return to Video | Return to Collection Managers Learn Java with our recommended free books and free tutorials. Available translations: Italian, German, Dutch, English, and French.ĭataCrow is written in Java.Create new modules to, for example, maintain your stamp collection.Import file information (MP3, DivX, Xvid.Optional web module a web interface and an integrated web server.Retrieve information from services like and.Audio, software, book, movie and photo collection cataloger.Completely portable you can even run it from a USB stick.It helps users to keep track of loans, creates reports, enables the creation of modules (using wizards) and, most importantly, enables users to easily manage all your collections. The software is highly customizable, easy to use, and feature rich. ![]()
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