Tag: Database

Feed: R-bloggers. Author: Peter's stats stuff - R. Income inequality data Ideally the Gini coefficient to estimate inequality is based on original household survey data with hundreds or thousands of data points. Often this data isn’t available due to access restrictions from privacy or other concerns, and all that is published is some kind of aggregate measure. Some aggregations include the income at the 80th percentile divided by that at the 20th (or 90 and 10); the number of people at the top of the distribution whose combined income is equal to that of everyone else; or the income of ... Read More

Feed: Microsoft Azure Blog. Author: Sunil Kamath. We’re excited to announce the public preview availability of Azure Database for MySQL and Azure Database for PostgreSQL in India data centers (Central and West India). The availability of Azure Database for MySQL and PostgreSQL services in India provides app developers the ability to choose from an even wider number of geographies, and deploy their favorite database on Azure, without the complexity of managing and administering the databases. The Azure Database for MySQL and PostgreSQL, built using community edition of MySQL and PostgreSQL database offers built-in high availability, security and scaling on the ... Read More

Feed: Microsoft Azure Blog. Author: Pranav Rastogi. We are pleased to announce the availability of Imanis Data on Azure. Azure HDInsight is the industry leading fully-managed cloud Apache Hadoop & Spark offering, which allows customers to run reliable open source analytics with an industry-leading SLA. Imanis Data provides data management software that allows users to migrate data and add backup and restore functionality for their big data applications. This combined offering of Imanis Data on HDInsight and integration with Azure Blob Storage and Data Lake Store enables customers to migrate to cloud faster, protect critical data assets from application or ... Read More

Feed: All - O'Reilly Media. Author: Nikki McDonald, Tanya Reilly. Crane (source: Capri23auto via Pixabay) Register for the O'Reilly Velocity Conference to join Tanya Reilly and other industry experts. Use code ORM20 to save 20% on your conference pass (Gold, Silver, and Bronze passes). I recently asked Tanya Reilly, Site Reliability Engineer at Google, to share her thoughts on how to make better disaster recovery plans. Tanya is presenting a session titled Have you tried turning it off and turning it on again? at the O’Reilly Velocity Conference, taking place Oct. 1-4 in New York. 1. What are the most ... Read More

Feed: All - O'Reilly Media. Author: Jesse Anderson. Oranges and apples (source: Ruth Hartnup on Flickr) Check out Jesse Anderson’s tutorial “Real-time systems with Spark Streaming and Kafka” at the Strata Data Conference, New York City, Sept. 25-28, 2017. Best price ends August 11. If you look up the phrase “boiling the ocean,” it’s defined as writing a post on choosing a cloud provider—there are so many different facets and use cases, and each variable complicates your choice. The key is to narrow the field to your specific situation and needs. In this article, I share some of the early ... Read More

Feed: All - O'Reilly Media. Author: Adam Michael Wood. Pyramid pattern. (source: Pixabay) In "Learning to Love Data Science," Mike Barlow looks at how organizations are using data science to turn information into wisdom and business value. Download a collection of free chapters from "Learning to Love Data Science." We are swimming in data. Or possibly drowning in it. Organizations and individuals are generating and storing data at a phenomenal and ever-increasing rate. The volume and speed of data collection has given rise to a host of new technologies and new roles focused on dealing with this data, managing it, ... Read More

Feed: Percona Database Performance Blog. Author: Dehowe Feng. Dehowe Feng  | August 17, 2017 |  Posted In: Graph Database, JSON, open source databases, Percona Live PREVIOUS POST In this first of its kind, Percona welcomes Dehowe Feng, Software Developer from Bitnine as a guest blogger. In his blog post, Dehowe discusses how viewing imported data from IMDb into a graph database (AgensGraph) lets you quickly see how data nodes relate to each other. This blog echoes a talk given by Bitnine at the Percona Live Open Source Database Conference 2017. Graphs help illustrate the relationships between entities through nodes, drawing connections between ... Read More

Feed: Planet MySQL; Author: InsideMySQL.com; Dear MySQL users, MySQL Connector/Net 6.10.3 rc is the fourth release which supportsScaffold-DbContext, that enables the creation of corresponding modelclasses from an existing database that are compatible with EntityFramework (EF) Core 1.1. To download MySQL Connector/Net 6.10.3 rc, see the “DevelopmentReleases” tab at http://dev.mysql.com/downloads/connector/net/ Changes in MySQL Connector/Net 6.10.3 (2017-08-18, Release Candidate) Known limitation of this release: The use of the SSL protocol is restricted to TCP connections. Connections using Unix sockets, named pipes, and shared memory do not support SSL mode. Functionality Added or Changed * The following methods are available for use with ... Read More

Feed: Planet PostgreSQL. A key part of running a reliable database service is ensuring you have a good plan for disaster recovery. Disaster recovery comes into play when disks or instances fail, and you need to be able to recover your data. In those type of cases logical backups, via pg_dump, may be days old and in such cases not ideal for you to restore from. To remove the risk of data loss, many of us turn to the Postgres WAL to keep safe. Years ago Daniel Farina, now a principal engineer at Citus Data, authored a continuous archiving utility ... Read More

Feed: Percona Database Performance Blog. Author: Colin Charles. Colin Charles  | August 18, 2017 |  Posted In: MariaDB, MongoDB, MySQL, Percona Live, TokuDB PREVIOUS POST Join Percona Chief Evangelist Colin Charles as he covers happenings, gives pointers and provides musings on the open source database community. Has a week passed already? Welcome back to the second column. A lot of time has been spent neck deep in getting speakers accepted and scheduled for Percona Live Open Source Database Conference Europe 2017 in Dublin, as well organizing the conference sponsors. At the time of writing, we are six weeks away from the conference, so ... Read More