@avanderput

André van der Put

@avanderput

Oracle APEX developer

Joined April 2025

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AVAndré van der Putavanderput.hashnode.dev

Using Assertions to enforce Business Rules

1d ago · 6 min read · In Oracle, we have long been accustomed to defining constraints at the table level in the database. These are enforced for us by the database. Until recently, this was not possible for constraints bet

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The ORA-00604 error: one possible cause

Feb 27 · 2 min read · Recently I wanted to modify an existing view. I needed to add a few extra colums from another table. So the original view was something like create or replace view testview as select t1.id , t1.c

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AVAndré van der Putavanderput.hashnode.dev

How to delete an Interactive Report subscription

Oct 8, 2025 · 3 min read · Recently one of our testers asked me to remove an Interactive Report subscription. He still received an email every week from an Interactive Report in one of our applications. But he didn’t know if it was the Development, Test or Acceptance environme...

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Multiple Authentication Schemes with Deep Linking

Sep 24, 2025 · 2 min read · In Oracle APEX it is possible to use multiple Authentication Schemes for your application. Only one of them can be the current Authentication Scheme, but from the Login page you can link to another Authentication Scheme, for example Social Sign-in, u...

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Using Build Options in the deployment of APEX applications

Aug 2, 2025 · 10 min read · Lately there have been some interesting changes in APEX regarding development and deployment of applications. Working Copies have been introduced, YAML exports, and of course we are looking forward to APEXLang. But one tool that has been around since...

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André van der Put

About

Available for

André van der Put's blogs

Recently published

Using Assertions to enforce Business Rules

The ORA-00604 error: one possible cause

How to delete an Interactive Report subscription

Multiple Authentication Schemes with Deep Linking

Using Build Options in the deployment of APEX applications

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André van der Put

About

Available for

André van der Put's blogs

Recently published

Using Assertions to enforce Business Rules

The ORA-00604 error: one possible cause

How to delete an Interactive Report subscription

Multiple Authentication Schemes with Deep Linking

Using Build Options in the deployment of APEX applications