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Oracle APEX & Database
Hands-on Oracle APEX, PL/SQL and Oracle Database. The thing I have written about since 2006.
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- Upgrade APEX 24.1 app to APEX 26.1
Moving forward building Oracle APEX applications, you want to make sure your apps are compatible with APEXlang.
- Oracle Database 26ai Assertions in a World Cup Betting App
Recently I was playing again with my World Cup betting application, originally built in 2006 with Oracle APEX. Yes… almost 20 years ago already!
- Oracle APEX 25.1 and beyond
Why there is no Oracle APEX 25.1 yet, and what Oracle showed at Kscope about the next release: APEXlang, AI-generated apps, AI in Interactive Reports, a new Advisor and features for large teams.
- Making File Upload required in Oracle APEX
Making the File Upload a required field is difficult with APEX 24.1 or earlier. In this post, I will show you the solution I use until Oracle APEX's native behavior improves.
- ORDS - SQL Developer Web: Fix Invalid credentials
I had a weird issue with some Oracle database users I wanted to connect to in SQL Developer Web.
- A story about Joel and APEX Office Print (AOP) #JoelKallmanDay
Since this is the special Joel Kallman day, I thought to share a story about how document generation with AOP started at Oracle's internal APEX environment.
- Compare 2 Oracle APEX pages
I wanted to know if a page was the same within the same application. Two (+1 in Oracle APEX 22.1+) features in Oracle APEX help to compare pages, which you find under the tools menu: Checksum and…
- The application alias "X" can not be converted to a unique application ID.
You get this error when two or more Oracle APEX applications have the same alias.
- Oracle APEX: the Power of the Activity Logs
Have you ever had those moments when an end-user calls you out of the blue with a disturbing message about your app?
- Fix for ORDS connection pool named |default|lo| is not able to proxy to the schema
Today on our server running ORDS 22.4 and Oracle APEX 22.2 we had a weird error: The database user for the connection pool named |default|lo|, is not able to proxy to the schema named ET_DEV.
- Restarting to blog
At the beginning of the year, I tend to reflect on the last year(s). When looking back this year I realized that in the last 15 years things changed in the amount I blogged.
Plus ~840 older Oracle APEX posts in the 2006–2022 archive. Not sure where to begin? Start here.