Articles in sql

Formatted SQL in Python with Psycopg’s Mogrify

In this Compose Write Stuff Addon, Lucero Del Alba takes a look at the problem of viewing queries sent to a server, and how to solve this problem by using Psycopg's mogrify. Do you want to shed light on a favorite feature in your preferred database?…

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Picking SQL or NoSQL? – A Compose View

Here's a question we hear a lot - Should I use SQL databases or NoSQL databases? It's a question that gets asked because often underlying it is another question - What's broken in SQL databases that NoSQL databases fixes? The answer to that one is mu…

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Compose's Little Bits #22: CitusDB, SQL Injection, Parallel Aggregation, Dragons, Markdown and more

Citusdata goes open source with Citus 5.0, SQL Injections documented, Parallel Aggregation for PostgreSQL 9.6, Facebook's Dragon database, Markdown's mark, Atom's flight manual, PDFBox hits 2.0 and building a flood sensor system with LoRaWAN and a Ra…

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Compose's Little Bits #16 - PostgreSQL, RethinkDB, LIGO, htop

PostgreSQL updates and advice, RethinkDB on Windows, SQL querying LIGO data, CSV on the Web, Parse updates, htop, securityheaders.io and Silicon Valley - All the links that caught the eye of Compose's technical content curator this week, in one place…

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"2","Extracting and Working with CSV files"

In the first part of "Comma Values", we got CSV formatted data out of MongoDB. Now,in part two, we're going to look at the tools to manipulate those CSV files, specifically CSVKit. CSVKit is a treasure trove of CSV manipulation tools whether you are…

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Using JSON Extensions in PostgreSQL from Python

In this Write Stuff article, Ryan Scott Brown takes a look at how you can work with PostgreSQL's JSON and JSONB support from the comfort of Python. JSON is everywhere on the modern web, so it's no surprise that developers want to store data the way t…

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What PostgreSQL has over other open source SQL databases: Part II

PostgreSQL's tag line claims that it's "The world's most advanced open source database." In Part I of this series we looked at storing the data - the model, structures, types and size limits - to give you a few reasons why PostgreSQL makes this claim…

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What PostgreSQL has over other open source SQL databases: Part I

You may be asking yourself "Why PostgreSQL?" There are several choices for open source relational databases out there (we looked at MySQL, MariaDB and Firebird for this article), but what does PostgreSQL have that they don't? PostgreSQL's tag line cl…

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DigData on Implementing SQL for MongoDB

This is a guest post from full-stack engineer Alon Horev on how to get more from your MongoDB deployment with SQL-like queries and very cool visualizations via DigData MQL. Prologue NoSQL databases started off by solving the hard problems that come w…

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Analytics & Reporting on Compose: Use SQL to Understand Your MongoDB Data

This is a guest article by John A. De Goes, CTO of SlamData. SlamData is the commercial company behind the open source project of the same name. John is the original author and an active contributor to the SlamData project. You can follow him on Twi…

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