ORDA – Genealogy – Episode one
We can all agree that ORDA is a great 4D V17 feature. A kind of revolution in the way of thinking and programming. 4D databases will never be seen the...
August 3, 2018
1 min read
ORDA
Enter a new dimension with 4D v17 and ORDA – Thomas Maul & LR from the 4D Summit 2018
Object Relational Data Access, or simply ORDA, is the biggest feature set we've ever had ... in more than 30 years. And the biggest announcement of th...
July 5, 2018
1 min read
Write generic code with ORDA
ORDA was one of the major announcements of 4D Summit 2018, opening a world of new possibilities in 4D. To learn more about ORDA and its benefits, chec...
July 4, 2018
1 min read
Display an entity selection in a list box
4D v17 introduces a new concept: ORDA. If you're not familiar with ORDA yet, we've created a series of blog posts to explain how to use and take advan...
May 16, 2018
1 min read
Compute statistics on entity selections with ORDA
ORDA provides a great feature to channel data through filters and get aggregated values, by including a set of easily-understood aggregation operation...
May 14, 2018
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Logical operations on entity selections
The ORDA series continues! In this blog post we'll see how to use logical operators on entity selections! These operations allow you to get intersect...
May 7, 2018
1 min read
Handle entities in an entity selection
FIRST RECORD, LAST RECORD, NEXT RECORD, PREVIOUS RECORD; does that ring any bells? I bet it does. You've already been using them to handle selections!...
May 3, 2018
1 min read
Working with ORDA optimistic locking
4D v17 introduces ORDA, a major evolution in 4D which is opening a world of new possibilities for 4D developers. One of the benefits of using ORDA is ...
April 27, 2018
1 min read
Locking entities with ORDA
The ORDA series continues! In this blog post, we'll look at how you can use locks in your databases with ORDA concepts! It's not uncommon to need to m...
April 24, 2018
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ORDA: work with objects and collections
In this latest addition to the ORDA series, we'll look at how the new ORDA concepts can interact with existing objects and collections. In fact, it's ...
April 16, 2018
1 min read