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MySQL 5.7: Improved Performance of Queries with Derived Tables

2015-12-08 KENNETH 0

In a recent blog post my colleague Roy presented his work for MySQL 5.7 that makes the query optimizer merge sub-queries in the  FROM clause (so-called derived tables) with the outer query.  I will in this blog post show an example of how this work improves the performance of a MySQL query.… Source: mysqlserverteam.com

WordPress 4.4 “Clifford”

2015-12-08 KENNETH 0

Version 4.4 of WordPress, named “Clifford” in honor of jazz trumpeter Clifford Brown, is available for download or update in your WordPress dashboard. New features in 4.4 make your site more connected and responsive. Clifford also introduces a new default theme, Twenty Sixteen. Introducing Twenty Sixteen Our newest default theme, Twenty Sixteen, is a modern take on a classic blog design. Twenty Sixteen was built to look great on any device. A fluid grid design, flexible header, fun color schemes, and more, will all make your content shine. Responsive Images WordPress now takes a smarter approach to displaying appropriate image sizes on any device, ensuring a perfect fit every time. You don’t need to do anything to your theme, it just works. Embed Everything New Embeds Feature in WordPress 4.4 Now you can embed your posts on other WordPress sites. Simply drop [ more… ]

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RHSA-2015:2550-1: Moderate: libxml2 security update

2015-12-07 KENNETH 0

Red Hat Enterprise Linux: Updated libxml2 packages that fix multiple security issues are now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having Moderate security impact. Common Vulnerability Scoring System (CVSS) base scores, which give detailed severity ratings, are available for each vulnerability from the CVE links in the References section. CVE-2015-1819, CVE-2015-5312, CVE-2015-7497, CVE-2015-7498, CVE-2015-7499, CVE-2015-7500, CVE-2015-7941, CVE-2015-7942, CVE-2015-8241, CVE-2015-8242, CVE-2015-8317 Source: rhn-errata

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RHSA-2015:2549-1: Moderate: libxml2 security update

2015-12-07 KENNETH 0

Red Hat Enterprise Linux: Updated libxml2 packages that fix multiple security issues are now available for Red Hat Enterprise Linux 6. Red Hat Product Security has rated this update as having Moderate security impact. Common Vulnerability Scoring System (CVSS) base scores, which give detailed severity ratings, are available for each vulnerability from the CVE links in the References section. CVE-2015-5312, CVE-2015-7497, CVE-2015-7498, CVE-2015-7499, CVE-2015-7500, CVE-2015-7941, CVE-2015-7942, CVE-2015-8241, CVE-2015-8242, CVE-2015-8317 Source: rhn-errata