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
1 min read
Database
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
1 min read
How to create a dynamic form from a table in 3 steps!
4D v17 includes dynamic forms, initially introduced in 4D v16 R6, a powerful and flexible way to dynamically build forms fully adapted to your end use...
April 18, 2018
1 min read
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
Going back and forth between current selections to ORDA
ORDA is a major innovation of 4D v17, this is why we're dedicating an entire series of blog posts to ORDA. While ORDA has its own concepts that are ve...
April 13, 2018
1 min read
Query your database with an object-oriented approach
After learning how you can create, update, and delete data, here is a new entry in the ORDA series. In this post, you will see how you can query your ...
April 11, 2018
1 min read
Create, update and delete data with ORDA
4D v17 introduces ORDA, a major evolution in 4D which is opening a world of new possibilities for 4D developers. To learn more about ORDA and its bene...
April 5, 2018
1 min read