Oracle On Windows – Simple Timeout To Crisis To Moving Data Files to Another Drive

I wanted to do a small post on using the DOS command line tool ADRCI to quickly locate problems from the alert log and acting on them to fix the issue(s) when using Oracle on Windows. It should not be much different on Linux. This is a 100 level post. The call: Timeouts Another normal day … Continue reading Oracle On Windows – Simple Timeout To Crisis To Moving Data Files to Another Drive

Eating An Elephant – How To Work With Huge Datasets In Oracle And SQL Server

Simplifying complex problems is difficult but when done, the rewards are definitely worth it. How I single-handedly managed to migrate 55 Billion rows in 4000+ tables: Last year, I created PowerPump a PowerShell based data copy server which continuously migrated 4000+ Oracle tables to SQL Server. It was no simple task given that I had … Continue reading Eating An Elephant – How To Work With Huge Datasets In Oracle And SQL Server

Oracle – Simple/Reusable Statement Runner Using PL/SQL Table Type (Collection)

In an Oracle anonymous block based script, how many times do you run into situations where what needs to be done remains a constant but what that logic works with, keeps changing? Parameters are a great way to do it too but in the illustration below, we are going to use PL/SQL table type (collection). … Continue reading Oracle – Simple/Reusable Statement Runner Using PL/SQL Table Type (Collection)

SQL Server – Aliasing Tables In UPDATES For The Oracle Folks

If you transition from Oracle to SQL Server, something as simple as aliasing a table in an UPDATE statement might stump you (things that SQL Server developers take for granted) Here is what I mean: Create a temporary table (#Temp) to play with: Get the structure of #Temp This is also a trick to view the … Continue reading SQL Server – Aliasing Tables In UPDATES For The Oracle Folks

Oracle – Easy Date Strings (and NOT)

Whenever I type in a date strings in Oracle, I convert the strings to Date data type in my code as well as my queries without relying on the session setting for date format. I will explain why. Session date format setting: Session date format settings govern how date strings should be converted into dates (the … Continue reading Oracle – Easy Date Strings (and NOT)