Edit the column length in a table in your internal database for properties that are associated with data objects.You change a column length by deleting the field, and then adding the field back with a new length. By updating the Pega Platform database through Data Types, you can use the same functionality as by updating your database directly. Updating your database through data types gives Pega Cloud clients another option to manage their database.
Click the data object for which you want to change a database column length.
On the Data model tab, click Delete next to the field that you want to change.
Confirm that you want to delete this field and its associated column by clicking OK.
Click Add field.
Enter the field name.
To provide additional details for the field, fill in the ID and Description fields,
In the Max length field, enter the field length.