Tag: Database

Feed: Planet MySQL; Author: Monyog; Author: Robert AgarTuning database performance is a complicated task that can be a thorn in the side of the database team. There are many interconnected components and environmental aspects that come under consideration when attempting to optimize the performance of your database systems. A DBA can be hard-pressed to determine where to begin their optimization efforts. An initial investigation may concentrate on the network and hardware on which the database is running. These inquiries may uncover issues that can be easily identified and addressed. It may be a simple matter of adding some disk space ... Read More

Feed: Planet MySQL; Author: Severalnines; Complex, inflexible architectures, redundancy and out-of-date technology, are common problems for companies facing data to cloud migration.  We look to the “clouds,” hoping that we will find there a magic solution to improve operational speed and performance, better workload and scalability, less prone and less complicated architectures. We hope to make our database administrator's life more comfortable. But is it really always a case?  As more enterprises are moving to the cloud, the hybrid model is actually becoming more popular. The hybrid model is seen as a safe model for many businesses.  In fact, it's ... Read More

Feed: Planet MySQL; Author: Percona Community; Geoff Winans  | August 14, 2019 |  Posted In: MariaDB, MySQL, ToolsIn my roles as a DBA at various companies, I generally found the tooling to be quite lacking. Everything from metrics collection, alerting, backup management; they were either missing, incomplete or implemented poorly. DBA-Tools was born from a desire to build backup tools that supported my needs in smaller/non-cloud environments. As BASH is easily the most common shell available out there on systems running MySQL® or MariaDB®, it was an easy choice.How DBA-Tools came to beWhile rebuilding my home-lab two years ago, I decided I ... Read More

Feed: Planet PostgreSQL. Recently, I did some work with Sawada-san on the TDE. So I studied on the encryption algorithm. So far, I study five modes in the AES. In this document, I will introduce the difference in the five kinds of mode. General The block ciphers are schemes for encryption or decryption where a block of plaintext is treated as a single block and is used to obtain a block of ciphertext with the same size. Today, AES (Advanced Encryption Standard) is one of the most used algorithms for block encryption. It has been standardized by the NIST (National ... Read More

Feed: Arisant. Author: Kyle May; When open enrollment or class registration comes around, do you fear for your data center’s health? Could a 10% increase in students cause your data center to run at maximum capacity and create a catastrophic event for your IT staff like a system crash? If your current on-premises system is reaching the end of its useful life, causing headache for IT staff, or running at capacity 10 days out of the year followed by a semester of running at 50%, then it may be time for your college or university to consider a new solution ... Read More

Feed: AWS Big Data Blog. Data lakes are an increasingly popular way to aggregate, store, and analyze both structured and unstructured data. AWS Lake Formation makes it easy for you to set up, secure, and manage your data lakes.In Part 1 of this post series, you learned how to create and explore a data lake using Lake Formation. This post walks you through data discovery using the metadata search capabilities of Lake Formation in the console, and metadata search results restricted by column permissions. Prerequisites For this post, you need the following: Metadata search in the console In this post, ... Read More

Feed: Neo4j Graph Database Platform. Author: Allison Wu. Welcome to this week’s #GraphCast – our series featuring what you might have missed in Neo4j media from the past fortnight.Last time, our Managing Editor, Jocelyn Hoppa, featured a non-Neo4j produced video that nonetheless provides great insight into how the ICIJ employed graph technology to analyze enormous amounts of data for their Paradise Papers investigation. This week, I’ve chosen a short and sweet video that briefly introduces how you can improve your edge with a graph database like Neo4j. In this video, we quickly discuss how Neo4j allows you to focus on ... Read More

Feed: AWS Government, Education, & Nonprofits Blog. Author: publicsector. IMAGINE: A Better World, A Global Nonprofit Conference brought together hundreds of nonprofits from around the world dedicated to tackling the growing challenges our world faces every day. From fighting climate change to finding cures to saving animals, nonprofits are seeking new ways to combine their passion and purpose with technology. Through the two days of keynotes, sessions, and networking opportunities, attendees uncovered opportunities to collaborate to make the world a better place. Read on below for the top ten highlights coming out of the conference: Best Friends Animal Society Goes All-In ... Read More

Feed: Cloudwards. Author: Ben Stockton; Windows has never had a great reputation for cybersecurity. This comes with being the most popular PC operating system. That’s also why antivirus software like Bitdefender exist in the first place. Thankfully, Microsoft hasn’t ignored the threat themselves, adding Windows Defender to every Windows installation. Whether you can trust Windows Defender to keep your PC secure or not is another matter. This is why we’re going to compare it with Bitdefender, our choice as the best antivirus software on the market. Windows Defender made it onto our best free antivirus software shortlist, and it’s seen ... Read More

Feed: CronJ. Author: Vignesh M; Everyone’s familiar with JavaScript the most popular programming language used as a client-side development tool in 95 percent of websites. But what about server-side programming? Well, with the introduction of Node.JS, JavaScript has become an all-purpose full stack development language. While Angular, React and Vue are Front-end Frameworks / Libraries, Node is the one and only Javascript based Back-end framework. So, let’s discuss what Node.JS is and then explore its advantages and disadvantages. CronJ NodeJSNode.JS is an open-source runtime environment for JavaScript. It’s based on Chrome v8, an engine for chromium browsers. Node.JS allows your ... Read More