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PL/SQL Feed

Oracle PL/SQL (Procedural Language/Structured Query Language) resources, news, and support articles.

Science needs to explain this?

Christopher Nolan of Dark Knight fame releasing new sci-fi movie: Interstellar.

In a Chicago Tribune interview, he says:

Check Constraint Conditions

Oracle Database 12c introduces a SEARCH_CONDITION_VC column to the CDB_, DBA_, ALL_, and USER_CONSTRAINTS views. The SEARCH_CONDITION_VC column is a VARCHAR2 data type equivalent to the search condition in the LONG data type SEARCH_CONDITION column. Unfortunately, Oracle Database 11g and earlier versions requires you to convert the LONG data type to a VARCHAR2 for the equivalent behavior.

SQL Brainteasers: Guess the Country

Same concept, different theme. All the SQL statements below are clues to the English spelling of countries.
Can you get them all?
As always, put your answers in the comments!

Oracle 12c: Temporal Validity, multiple on one table - Part Deux

One of the most wonderful things of Oracle Open World are the Demo-Grounds. When you want to learn more about a certain feature, this is the place to go to. The actual developers and product managers are there to answer your questions and more!

In a previous blog I had written about Temporal Validity in Oracle 12c and whether it would be possible to have multiple validity periods on one table. You can read that blog by following this link.

Just a couple of screenshots of sqlplus+rlwrap+cygwin+console

I previously wrote that I peeped the idea about showing the session information in terminal title from Timur Akhmadeev’s screenshots, and Timur wrote:
I’m using (a bit modified) Tanel Poder’s login.sql available in his TPT scripts library: http://tech.e2sn.com/oracle-scripts-and-tools

iPhoto movie export

What happens when iPhoto doesn’t export movies? One of two things, you re-install iPhoto and risk losing the movies and photos; or you drop down to the Terminal level and move the files manually before re-installing iPhoto.

One Year of the Database Design Quiz

Today celebrates one year of the database design quiz on the PL/SQL Challenge!
Here’s a look back at some of the stats for the quiz to date with some trivia related to the numbers :)

What I like best about myself

What could be more self-centered?

Why should anyone else in the world care what I like best about myself?
I have no idea. That is for sure. But, hey, what can I say? This is the world we live in (I mean: the artificial environment humans have created, mainly to avoid actually living in and on our amazing world).
It is an age of, ahem, sharing. And, ahem, advertising. Actually, first and foremost, advertising.

OpenWorld Presentation on Row Pattern Matching

You can download my presentation from http://www.slideshare.net/stewashton/row-patternmatching12coow14 Please download instead of viewing: the slideshare viewer doesn’t show the animations I worked so hard on. I have already blogged about some of the topics in my presentation. Sometime soon I will continue with in depth looks at other issues, such as “catastrophic backtracking”. To those many […]

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