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10 Newer Entries Showing entries 41 to 50 of 34982 10 Older Entries
MySQL replication in action - Part 4 - star and hybrid topologies
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Previous episodes:

MySQL replication monitoring 101MySQL replication in action - Part 1: GTID & CoMySQL replication in action - Part 2 - Fan-in topologyMySQL replication in action - Part 3 - …  [Read more...]
MySQL checksum
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how to use percona-tookit to verify mysql data

Read this PDF : mysql_checksum

The Fine Data of Fine Art
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Here at VividCortex, it’s clear to us that proper database monitoring is “an art.” Beyond simple, raw power, navigating and understanding a database takes finesse, insight, and, often, a kind of eloquence.

On special occasions, though, the artistry of database monitoring becomes a little bit more literal, and we get to see how the functions of big data can be applied to the actual world of Fine Art. Such is the case now: this summer, New York’s world-class Museum of Modern Art (MoMA) decided to publicly post an enormous CSV file on GitHub, which contains various data sets …

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MariaDB Galera Cluster 10.0.21 and 5.5.45 now available
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The MariaDB project is pleased to announce the immediate availability of MariaDB Galera Cluster 10.0.21 and 5.5.45. These are both Stable (GA) releases.

Download MariaDB Galera Cluster 10.0.21

Release Notes Changelog What is MariaDB Galera Cluster?


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InnoDB Transparent Page Compression
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Astute readers will note that InnoDB already had compression since the MySQL 5.1 plugin. We are using the terminology of ‘Page Compression’ to describe the new offering that will ship with MySQL 5.7, and ‘InnoDB Compression’ for the earlier offering.

First a brief history and explanation of the current motivation.

InnoDB Compression

Compressed tables were …

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Manage your Amazon Aurora databases with SQLyog
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We are elated to announce the availability of SQLyog for Amazon Aurora Databases. You can now manage Amazon Aurora databases with SQLyog, the most powerful database manager, admin and GUI tool.

About Amazon Aurora:
Amazon Aurora is a MySQL-compatible, relational database engine that combines the speed and availability of high-end commercial databases with the simplicity and cost-effectiveness of open source databases.

SQLyog + Amazon Aurora:
It …

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MariaDB on IBM z Systems with Linux
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Tue, 2015-08-18 15:06dion_cornett_gThe Convergence of Enterprise-Class and Choice – an Open Source Ecosystem Running on a True Enterprise-Class Platform: MariaDB Enterprise on IBM z Systems

While selling free software sounds like a hard job, the growing mainstream adoption of open source makes it one of the most exciting segments in IT. In my daily meetings with customers, there is no ambiguity that open source is the foundation for the hottest trends in technology, including Cloud, Analytics, Mobile and Social. Gartner reports that 70% of all new applications are built using an open source database. (1)

Yet until now, many customers had to make compromises …

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A followup on show_compatibility_56
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Giuseppe and Shlomi both blogged on one of the recent changes introduced to MySQL 5.7.8-rc, where the setting show_compatibility_56 is now set OFF by default.

Both raise …

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Installing MySQL from source – CMAKE issues
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Today’s topic is related primarily to compiling MySQL from source using CMAKE and what kind of issues we encounter during this task. We want to install MySQL 5.6.19 with Debug+Valgrind etc. On CentOS 7 here are my dependency packages start point:

[root@centos-base ~]# yum install zlib zlib-devel openssl openssl-devel valgrind valgrind-devel cmake gcc cpp ncurses ncurses-devel

Here is my CMAKE command:

[root@centos-base mysql-5.6.19]# cmake -DCMAKE_INSTALL_PREFIX=/opt/mysql-5.6.19 -DMYSQL_DATADIR=/var/lib/mysql -DSYSCONFDIR=/opt/mysql-5.6.19 -DWITH_SSL=system -DMYSQL_TCP_PORT=3306 -DMYSQL_UNIX_ADDR=/opt/mysql-5.6.19/mysqld.sock …
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Transactions with RocksDB
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RocksDB has work-in-progress to support transactions via optimistic and pessimistic concurrency control. The features need more documentation but we have shared the API, additional code for pessimistic and optimistic

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10 Newer Entries Showing entries 41 to 50 of 34982 10 Older Entries

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