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APEX Tabular Form auf Basis einer View
Eine der häufigen Anforderungen in der APEX Entwicklung ist es, einen änderbaren Report (Tabular Form) anzulegen bei dem einzelne Spaltenwerte verändert werden dürfen. Dies funktioniert in 90% der...
View ArticleMigrate Sequences
During one of my projects I had an issue when I copied the DDL from my test environment into my productive system. Unfortunately I needed some of the test data in the prod system as well. For that I...
View ArticleGenerate DDL Source Code with SQL
I just found this little piece of code to create DDL source code. SELECT dbms_metadata.get_ddl(replace(OBJECT_TYPE, ' ', '_'), OBJECT_NAME,OWNER) as DDL_SOURCE_CODEFROM ALL_OBJECTSWHERE OBJECT_TYPE IN...
View ArticleExpand APEX tree after page load
This little snippet of code will expand the APEX tree:$("input:[value='Expand All']").click();This solutions finds the HTML objects by the displayed value. Use it in a "Dynamic Action > Page Load...
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Getting the amount of rows from report with jQuery
I had the task to show the amount of displayed rows from a standard report on another position of the page. As "Pagination Scheme" in the "Report Attributes" I used: "Row Ranges X to Y from Z"To get...
View ArticleIcon Collection with dynamic CSS code
Take a look at this little goody: http://apex.oracle.com/pls/apex/f?p=29999:1:Nice idea.
View ArticleConnect a grouped report to an ungrouped report with virtual ID column
Seems to be a simple problem. I have and grouped report where I want to see all facilities on a address.For example:Grouped View EditAddressAmount of facilitiesxGermany, Dresden, Dresdner Strasse...
View ArticleExample Merge Procedure
I often have used UPDATE and INSERT statements during my development. In some complex updates especially when I had to select from other tables I sometimes got strange problems.I even was able to...
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SQL Developer a great tool but...
Actually I'm impressed from the speed (even so it is a Java based application), the easy handling and the integration into APEX.For example remote debugging possibilities inside an APEX application:...
View ArticleUPPER first character
Seems to be a simple task but there are hundreds of solutions.For me as an APEX developer I have to decide between an JS/jQuery or a SQL/PLSQL solution.Easiest would be using the initcap function from...
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Pivot Lösungen in APEX
Vor über einem Jahr habe ich eine Pivot Beispiel Applikation gebaut und diese bei einem DOAG Treffen präsentiert. Wie ich in den letzten Wochen bemerkt habe, ist das Thema immer noch sehr...
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Mobile APEX Anwendung mit Unterschrifts-Feld
Eigentlich eine simple Anforderung. Baue eine mobile Eingabemaske mit einem zusätzlichen Feld für eine digitale Unterschrift.Wie für sehr vieles im WWW gab es auch dafür diverse Lösungen. Die Einzige...
View ArticlejQuery ModalDialog with iFrame
Using iFrames can sometimes be really helpful. Especially if you have information which should be served on several pages.A simple solution using the jQuery UI dialog with iFrames in APEX is the...
View ArticleExample using the analytical function: LAG
I'm actually a big fan of using analytical functions instead of using SUB-Selects or custom PL/SQL functions.The reason is quite simple: You save a lot of SQL executing time.Another positive side is:...
View ArticleAPEX sei ein langsames Tool
Nachdem ich den Blogpost von Joel Kallman gelesen habe, dachte ich mir ein paar eigene Erfahrungen zum Thema APEX und Performance beizutragen.Die Aussage APEX sei ein langsames inperformantes Tool, ist...
View ArticleSwitching from Windows to Mac
A year ago I bought a Macbook Pro and tried to develope APEX applications with it successfully.You may ask yourself why? I just want to stay "up to date" and work with the best technique on the market....
View ArticleWorking with XML files and APEX - Part 1: Upload
Working with Oracle and XML can be a pain in the ass especially at the beginning when you don't know the hidden secrets. :) That's why I want to give some major hints how to integrate XML files in APEX...
View ArticleUpdate an APEX tree dynamically
I was asked by an APEX developer if it is possible to dynamically update an APEX tree by changing an APEX item.Example select:select case when connect_by_isleaf = 1 then 0 when level = 1 then 1 else -1...
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New beta version of the APEX Blog-aggregator is online
Check out the updated blog aggregator on http://www.odtug.com/apexFinally some major usability extensions were integrated. Looks like APEX to me.Advantages: - You can search the blog posts at least...
View ArticleWorking with XML files and APEX - Part 2: Selecting data from XMLType with...
After we successfully imported XML files into our APEX application. It's time to start to analyze them.We still assume that this is our example XML file:<?xml version="1.0" encoding="UTF-8"...
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