True or False: You can use the Write to Data Store node for a CDT with a composite key.

The assertion that you can use the Write to Data Store node for a CDT (Complex Data Type) with a composite key is false because Appian's Write to Data Store node is designed to work with primary key fields that uniquely identify a row in a database table. While complex data types can contain multiple fields, including potential keys, Appian does not allow the Write to Data Store node to directly manage composite keys in a straightforward manner.

In situations where a composite key is required, you would typically need to configure the data store entity appropriately, ensuring that the key is recognized as such by the Appian data model. Additionally, you may need to use alternative methods, such as data manipulation or multiple Write to Data Store operations, to handle records effectively when composite keys are involved. This limitation underscores the importance of understanding how keys function within the data model and the constraints of the various Appian nodes.