Hyeongchae, Lee

225 Flips | 1 Magazine | 7 Likes | 11 Followers | @sql2 | In memory database

How to Run a Stress Test in JMeter

Let’s think about the following scenario: a system that displays students’ exams results was tested by multiple automated functionality tests. The …

PostgreSQL and MySQL’s Peaceful Battle for Today’s Demanding Workloads

This blog compares how PostgreSQL and MySQL handle millions of queries per second.<p><b>Anastasia</b>: <b></b>Can open source databases cope with millions of queries …

In Flight Hacking System

By Ruben Santamarta In my five years with IOActive, I’ve had the opportunity to visit some awesome places, often thousands of kilometers from home. …

Big-O Algorithm Complexity Cheat Sheet (Know Thy Complexities!) @ericdrowell

Linux

The Results Are in – Redis Usage Survey 2016!

Over Oct and Nov, Redis Labs conducted two surveys on Redis usage. One survey was of Redis Labs customers, conducted by TechValidate, who provides …

Mellanox 2016: The Year In Review

<b>‘Fantastical’ Networking Achievements and Where To Find Them Part I</b>Oh, what a year it was for Mellanox. One might even say magical. From HPC …

Easy PostgreSQL Cluster Recipe Using Docker 1.12 and Swarm

DZone Teach Us Tech Sprint Contest Leaderboard

Project Wycheproof

Google has announced the release of a set of security tests that check cryptographic software libraries for known weaknesses, called Project …

Great achievements of #MyRocks in 2016 - Efficient performance with less SSD and lower endurance SSD @markcallaghan #facebook #mariaDB https://t.co/4l6vOqQkX2

History of MySQL

MySQL is one of the most widely used open source relational database management systems in the world. With a total distribution amounting to more …

New Features in MySQL and MariaDB

As you probably know MySQL is an Open Source product licensed under the GPL v2. The GPL grants you the right to not just read and understand the code …

But I Need a Database that _Scales_

Bio<p>Aaron Spiegel has over 15 years of experience in application development and enterprise systems. He currently works as a developer advocate at EMC …

AWS brings PostgreSQL support to the Aurora database engine

At its re:Invent user conference in Las Vegas, public cloud infrastructure provider Amazon Web Services (AWS) today announced that its Aurora managed cloud database engine now supports the popular PostgreSQL structured database.<p>Amazon already lets developers store and retrieve data using PostgreSQL …

The world's most advanced open source database

<b>1/03/2018</b><p>PostgreSQL 10.3 עלתה לאויר!<p>קבוצת הפיתוח הגלובלית PostgreSQL פרסמה עדכון לכלל הגירסאות הנתמכות של המערכת , כולל 10.3, 9.6.8, 9.5.12, 9.4.17, …

SQL Server on Linux: Runs well in spite of internal quirks. Why?

<b>First Look</b> Some limitations but most things workMicrosoft has released a public preview of SQL Server for Linux, and I took it for a spin.

Most Popular Relational Databases (2016 Edition)

Twelve months have passed from our last year's analysis of the most popular relational databases used from within Java Virtual Machines. So it is …

Amazon RDS now supports PostgreSQL 9.6.1

You can create a new Amazon RDS for PostgreSQL 9.6.1 database instance with just a few clicks from the AWS Management Console or you can upgrade an …

Low-Latency Access on Trillions of Records: FINRA’s Architecture Using Apache HBase on Amazon EMR with Amazon S3 | Amazon Web Services

<i>John Hitchingham is Director of Performance Engineering at FINRA</i><p>The Financial Industry Regulatory Authority (FINRA) is a private sector regulator …

Lessons Learned from Scaling Uber to 2000 Engineers, 1000 Services, and 8000 Git repositories

For a visual of the growth Uber is experiencing take a look at the first few seconds of the above video. It will start in the right place. It's from …

Beaver in Action: Practical MySQL Optimization

Clients with an existing application sometimes ask me to fix bugs, improve efficiency by speeding up the application, or add a new feature to some …

NetFlash: Tracking Dropbox network traffic in real-time with Elasticsearch

Large-scale networks are complex, dynamic systems with many parts, managed by many different teams. Each team has tools they use to monitor their …

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Ansible Resources - AnsibleFest San Francisco 2016 Videos

Presentations from AnsibleFest San Francisco 2016 by Comcast Cable, Symantec, Cumulus Networks and more

Unlocking Horizontal Scalability in Our Web Serving Tier

by Liang Guo<p>Airbnb’s web application is powered by Ruby on Rails and Java. The web-facing application is a monolithic Rails application, which runs …

The DevOps Pulse 2016 Results

The debate over open source is over, and the cloud is not as popular as you might think.<p>Those are just two of the intriguing results in the …

Postgres Autovacuum is Not the Enemy

It’s a common misconception that high volume read-write workloads in PostgreSQL inevitably causes database inefficiency. We’ve heard of cases where …