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Displaying posts with tag: AskMonty.org Knowledgebase (reset)

Progress Reporting in MariaDB 5.3
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There are many new features in MariaDB 5.3. I’m looking forward to many of them, but one of the ones I’m most excited about is Progress Reporting.

It’s a fact of life in the database world that some commands take longer to run than others. Commands like ALTER TABLE, LOAD DATA INFILE, and adding and dropping an index simply take time to run, depending (of course) on your data and schema. I always have hated having to wait for those commands to run with no indication of how much progress has been made or how much is left to do. All of that changes with the upcoming release of MariaDB 5.3.

In MariaDB 5.3 there is a new “Progress” column in the output of SHOW PROCESSLIST (this

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Looking for a Few Good Examples
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In the #maria IRC channel the other day I fielded a question someone had about a DATETIME column where they wanted to SELECT by the year. The answer (which is probably obvious to many of you) is to use the YEAR() function like so:

select * from t1 where YEAR(d) = 2011;

(The above assumes the table is named “t1” and the DATETIME column is named “d“.)

In my reply I provided a link to the Date and Time Functions section of the AskMonty Knowledgebase, but when I looked at the

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After SQL-99, What’s Next?
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As Hakan mentioned previously, the full text of SQL-99 Complete, Really by Peter Gulutzan and Trudy Pelzer, is now in the AskMonty.org Knowledgebase. Importing the text and formatting it for the Knowledgebase was a major project and I’m glad that it’s done.

Having the full text of this book freely available is a great thing for anyone who uses SQL because the book is about the SQL-99 standard and not about any particular database implementation. They do talk about different implementations, but those sections are clearly

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Showing entries 1 to 3

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