A custom cloud mapping uses an

Informatica Intelligent Cloud Services

task to consume data. Tasks can perform complex transformations on the data.

The developer creates the task in

Informatica Intelligent Cloud Services

. The task includes information about the target data structure and the database connection. You select the task when you create the subscription in

Data Integration Hub

.

Data Integration Hub

triggers the task when the publication is ready for subscribers and uses the

Data Integration Hub

cloud connector to read the data from

Data Integration Hub

.

To create a custom cloud subscription, select an

Informatica Intelligent Cloud Services

task that reads from topic tables and writes to the target. Task sources must include at least one of the topic tables, and must not include any source table that is not defined in the topic.

When you create a custom cloud subscription, you can create a compound subscription, where the subscription consumes data sets from multiple topics of the same type. The subscription process starts after all publications from all mandatory topics publish data. You can specify the maximum time to wait for all publications to finish publishing, from the time the first publication is ready to consume.

The following pages appear in the subscription wizard for this type of subscription: