Imagine this: it’s been a productive WordPress weekend. You’ve been busy puttering away on the new website you put together for your cat-lovers’ club and you’re pleased with the progress so far.

You found an adorable kitty-friendly theme, snagged a memorable site address, added some snazzy widgets in all the right places, and you’re finally ready to introduce your baby to the world.

But, wait! Just before making the site public, you notice that the header isn’t displaying your site title and tagline along with the header graphic.

Here’s a little quiz: If I take the average row length of the rows in a table, multiply by the number of rows, and convert the result to the equivalent number of blocks, how can the total volume of data in the table be greater than the total number of blocks below the table high water mark ? I’ve got three tables in a schema, and they’re all in the same (8KB block, 1M uniform extent, locally managed) tablespace, but here’s a query, with results, showing their space utilisation – notice that I gather schema stats immediately before running my query:

"The June 2013 Oracle Java SE Critical Patch Update was released on June 18, 2013. Oracle strongly recommends applying the patches as soon as possible.The Critical Patch Update Advisory is the starting point for relevant information. It includes the list of products affected, a summary of the security vulnerabilities, and a pointer to obtain the latest releases and patches."

Fine Grained Access Control aka Virtual Private Database (VPD) has been there since Oracle 8 and got enhanced in each subsequent version. One minor New Feature of 11.2 was the addition of the parameter UPDATE_CHECK to the DBMS_RLS.ADD_POLICY procedure.