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Displaying posts with tag: MySQL (reset)
Yahoo at Percona Live

We had a great time meeting with folks from the industry and are excited about the innovations being pursued by the community and various companies. 

Videos of our keynote panel participation and talks are available now.


Percona Live 2015 Keynote Panel discussion - Ritesh Chhajer



High Availability using Percona XtraDB Cluster - Trey Raymond & Yashada Jadhav



MySQL Performance Analyzer - Xiang Rao & Ashwin Nellore


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Yahoo at Percona Live

We had a great time meeting with folks from the industry and are excited about the innovations being pursued by the community and various companies. 

Videos of our keynote panel participation and talks are available now.


Percona Live 2015 Keynote Panel discussion - Ritesh Chhajer



High Availability using Percona XtraDB Cluster - Trey Raymond & Yashada Jadhav



MySQL Performance Analyzer - Xiang Rao & Ashwin Nellore


[Read more]
MySQL for Visual Studio 1.2.4 has been released

MySQL for Visual Studio 1.2.4 has been released

The MySQL Windows Experience Team is proud to announce the release of MySQL for Visual Studio 1.2.4. This is a maintenance release for 1.2.x, and it can be used for production environments.

MySQL for Visual Studio is a product that includes all of the Visual Studio integration functionality to create and manage MySQL databases when developing .NET applications.

This version is appropriate for using with MySQL server versions 5.5-5.6. The 5.7 server version is also compatible but is not fully supported, thus it should be used at your own discretion.

As this is a GA version of the MySQL for Visual Studio product, it can be downloaded by using the product standalone installer at this link http://dev.mysql.com/downloads/windows/visualstudio or with the …

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MySQL QA Episode 9: Reducing Testcases for Experts: multi-threaded reducer.sh

Welcome to MySQL QA Episode 9. This episode will go more in-depth into reducer.sh: Reducing Testcases for Experts: multi-threaded reducer.sh

We will explore how to use reducer.sh to do true multi-threaded testcase reduction – a world’s first.

Topics:

  1. Expert configurable variables & their default reducer.sh settings
    1. PQUERY_MULTI
    2. PQUERY_MULTI_THREADS
    3. PQUERY_MULTI_CLIENT_THREADS
    4. PQUERY_MULTI_QUERIES
    5. PQUERY_REVERSE_NOSHUFFLE_OPT

Full-screen viewing @ 720p resolution recommended.

The post MySQL QA Episode 9: Reducing Testcases for Experts: multi-threaded reducer.sh appeared first on …

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MariaDB 10.1.6 now available

Download MariaDB 10.1.6

Release Notes Changelog What is MariaDB 10.1?

MariaDB APT and YUM Repository Configuration Generator

The MariaDB project is pleased to announce the immediate availability of MariaDB 10.1.6. This is a Beta release.

See the Release Notes and …

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MySQL 5.7 : no more password column!

Maintaining a project like MySQL::Sandbox is sometimes tiring, but it has its advantages. One of them is that everything related to the server setup comes to my attention rather earlier than if I were an average DBA or developer.

I try to keep MySQL Sandbox up to date with every release of MySQL and (to a lesser extent) MariaDB [1]. For this reason, I am used to trying a new release with MySQL Sandbox, and … seeing it fail.

Of the latest changes in MySQL, probably the most disruptive was what happened in MySQL 5.7.6, where the mysql.user table lost the password column.

Yep. No ‘password’ column anymore. And just to make the setup procedure harder, the syntax of SET PASSWORD

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Log Buffer #433: A Carnival of the Vanities for DBAs

This Log Buffer Edition covers Oracle, SQL Server and MySQL blogs of the running week.

Oracle:

  • While checking the sources of the Cassandra/NetBeans integration into GitHub yesterday, something went very badly wrong and ALL the source files in my Maven project that disappeared!
  • AWR Reports, Performance Hub, historisches SQL Monitoring in 12c
  • Oracle Database Mobile Server 12c: Advanced data synchronization engine
  • ORA-39001, ORA-39000 and …
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InnoDB vs TokuDB in LinkBench benchmark

Previously I tested Tokutek’s Fractal Trees (TokuMX & TokuMXse) as MongoDB storage engines – today let’s look into the MySQL area.

I am going to use modified LinkBench in a heavy IO-load.

I compared InnoDB without compression, InnoDB with 8k compression, TokuDB with quicklz compression.
Uncompressed datasize is 115GiB, and cachesize is 12GiB for InnoDB and 8GiB + 4GiB OS cache for TokuDB.

Important to note is that I used tokudb_fanout=128, which is only available in our latest Percona Server release.
I will …

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How to configure Tcpdump system

MySQL Tcpdump system : use percona-toolkit to analyze network packages

We can identify problem SQLs with high execution frequency.

With DBMON system and AWR system we can find problem SQLs in a special time (high frequency, occurs over a period of time)

View this PDF:

http://www.vmcd.org/docs/MySQL_TCPDUMP.pdf

Replication in real-time from Oracle and MySQL into data warehouses and analytics

Practical tips and a live demo of how to get your data warehouse loading projects off the ground quickly and efficiently when replicating from MySQL and Oracle into Amazon Redshift, HP Vertica and Hadoop.

Webinar-on-demand. Recorded 07/23/15.

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