Do you want to explore the Oracle data dictionary with a network graph ?
There is a free web-based utility available for that purpose. https://www.viskey4you.com
I have just joined an in flight project and find the lead data modeler has created a name value pair data model.
The reason given was flexibility of data model considering some records can have as many as 900 attributes. The .Net application team seem to be loving it, as they can code everything with very few tables in mind.
I feel the model is difficult to query, difficult to load and difficult to syndicate and in all likelyhood will suffer from poor performance. Also the data model can't be considered as a rich metadata repository and difficult to understand.
In this article I will tell you how you can make a dynamic List of values in oracle forms builder, most developer use many techniques to make List of values. I will tell you a simple and very suitable method for making List item dynamically.
You can use this code in NEW-FORM-INSTANCE
Even though readability doesn't affect the actual performance of SQL statements, good programming practice calls for readable code. Readability is especially important if you have multiple conditions in the WHERE clause. Anyone reading the clause should be able to determine whether the tables are being joined properly and should be able to understand the order of the conditions.
I was working on a Application using oracle forms,where i need to call a sql script file with dynamic schema (dynamic owner), so i need to pass the owner from the oracle forms,
I came with the following procedure: