My MySQL Conference Presentation


My talk at the MySQL Users Conference went well. MySQL For Oracle Developers was part of two talks, the second was by Mark Leith on <a href"http://www.mysqluc.com/cs/mysqluc2006/view/e_sess/8465" target="_blank">MySQL For Oracle DBA’s.

I had a number of positive comments from attendees, including Ken Jacobs of Oracle who also contributed some valuable information in comparision of UPDATE/DELETE ORDER BY/LIMIT statements I was unaware of.

You can download my paper here .

My slides, like many talks just scratched the surface in the alloted. I’ve been working on additional reference material, a work in progress is available at MySQL For Oracle Developers. My continuatation on this will be dependent on feedback from the community of it’s intended value.

Tagged with: Databases General MySQL MySQL Users Conference 2006

Producing IQR and Outlier statistics with SQL

Producing IQR and Outlier statistics with SQL

The interquartile range (IQR) measures the spread of the middle 50% of a distribution — the distance between the first quartile (Q1) and the third quartile (Q3). Combined with Tukey’s 1.

Producing Mode statistics with SQL

Producing Mode statistics with SQL

The mode is the value or values that appear most frequently in a dataset. Unlike the mean or median, it applies naturally to categorical and ordinal data — star ratings, product codes, survey responses — and reveals what is most common, not what is average.

Extending MySQL Capabilies with UDFs, Plugins and Components - Part 2

Extending MySQL Capabilies with UDFs, Plugins and Components - Part 2

MySQL offers three different approaches to extending the SQL capabilities with the default product you download and install. These are: User Defined Function (UDF) MySQL Manual MySQL Plugin MySQL Manual MySQL Component MySQL Manual In my prior post I provided a new uuidv function that accepted a numeric argument to return a string of the version of UUID specified.