MySQL

MySQL Conference Submissions have closed

If you didn’t get your proposal in for MySQL Conference 2008 , that’s too bad. I often wondered from past conferences why submissions were needed so early, like 5 months before.

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NY Users Group – Analyzing MySQL Status and your SQL

This month I continued my Performance Analysis talks at the Local NY MySQL Meetup . Previous discussions can be found here . Our focus was a more in-depth look at gathering and reviewing MySQL Status and your applications SQL statements using MySQL Proxy .

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LAST_INSERT_ID(expr) – The lesser known usage

I am of the attitude, the day you stop learning something is the day you die. I’m not prepared to induce MySQL into both sides of that equation, however some days it never ceases to amaze me what little thing I didn’t know about MySQL.

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MySQL Camp II – Memorable Quotes Day 1

Better late then never, this week I finally have the chance to catch up on some overdue posts. At the first MySQL Camp I made a list of memorable Quotes, see Day 1 , Day 2 , Day 3 .

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DateTime vs Timestamp

I was asked a question today, “DATETIME vs TIMESTAMP. When to use which & why?” It’s a good MySQL introduction question, here are some general considerations for choosing one. Do you need Date values other then an EPOCH value?

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New mysql.com look

If you have not been to the www.mysql.com website, it’s a new look.

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The woes of MySQL Community tools under Solaris

Yesterday I attempted to get a working MySQL environment to support the number of utilities we all use including mytop , innotop , mybench , mysqltoolkit . These products require a number of Perl Dependencies, and while that may be a rather trivial task under Linux and with the power of cpan , working on Solaris is a whole different story.

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A MySQL Story

The Taso Dump I’ve gotto go, my time has come. (maintenance window needed) Could not get a lock. (table lock) I needed a blocker to ensure a single thread. (–single-transaction)

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MySQL Camp II – Post Dinner

MySQL Camp II is complete. A small group of about 18 had post dinner at Tiny Thai in New York City. Some elected to drive from Brooklyn, they arrived at least 30 minutes after those of us that the subway.

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MySQL Camp II – Introductions

We have started MySQL Camp II . The first session is Introductions. I didn’t catch all the employers, but here is part of the list of attendees at the Introduction section.

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MySQL Camp II – It begins

Well readers, your either here or your not. MySQL Camp II starts today in Brooklyn, New York, at Polytechnic University. Last night’s pre drinks meetup in NYC went well, but today it’s brass tacks time.

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MySQL Backup & Recovery – Part 1

I realized recently from observation that some smaller websites which use MySQL do not have a working backup and recovery strategy. Some may have a backup approach but it will not work in a recovery.

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Today’s interesting MySQL Error Message

You have to love error messages some times. Today is was “ERROR 1289 (HY000): The ‘UNKNOWN’ feature is disabled;” For those interested. mysql> select version(); +-------------+ | version() | +-------------+ | 6.

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SHOW STATUS WHERE

When you use SHOW STATUS can can restrict with the LIKE syntax, allowing for a subset of values. For example: mysql> SHOW GLOBAL STATUS LIKE 'Com%'; +--------------------------+-------+ | Variable_name | Value | +--------------------------+-------+ | Com_admin_commands | 0 | | Com_alter_db | 0 | | Com_alter_table | 0 | | Com_analyze | 0 | | Com_backup_table | 0 | | Com_begin | 0 | | Com_change_db | 0 | | Com_change_master | 0 | .

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