Regular Expression Searches in Oracle SQL Developer Data Modeler

thatjeffsmith SQL Developer 1 Comment

Yesterday was regular expression day. I got asked by three different people about regex search options in SQL Developer. One of those wanted to know how to use them in the Data Modeler. Scenario: Find all columns which have precision of 9 or less I know, silly scenario. But I’m not that great with regular expressions, and I needed an …

30 SQL Developer Posts in 30 Days, Day 25: Importing Partitioned Tables to a Data Model

thatjeffsmith SQL Developer 0 Comments

We get lots of questions around how to model specific partitioning schemes in Oracle SQL Developer Data Modeler, and we do support all of the different ways to part and subpart your data – but today I want to show you: Where to see the partitions in the model How to bring in everything BUT the partitions Where are my …

Viewing Complex Types in Oracle SQL Developer Data Modeler

thatjeffsmith SQL Developer 4 Comments

Instead of having a column of type VARCHAR2 for a ‘Country,’ you might want to create an COUNTRIES type. Said COUNTRY would have an ID, NAME, and LOCATION. To make things even more fun, LOCATION would also be a custom type of LOCATIONS, having even more attributes/columns. To model these from scratch, you would build them in your design as …

How to Preserve System Generated Constraint Names in Oracle SQL Developer Data Modeler

thatjeffsmith SQL Developer 1 Comment

The risk of posting a question here, is that I might take it and turn it into a blog post. And that’s where today’s topic comes from. I imported data dictionary into SQL data modeler and cannot found out how to disable predefined constraint names. Table “T” was created in database without specifying primary key name, so it gained SYS_C0012093 …

Finding Calculated View Columns

thatjeffsmith SQL Developer 0 Comments

Imagine you have 300 or so views, and within those views, are a bunch of business rules. Like, we’re going to calculate someone’s salary as their salary + their (commission percent * sales). Now imagine your views, and their columns, aren’t documented. They’re not documented in the data model, and they’re not documented via the column comments. Now imagine someone …