Skip to main content

This content has been archived and is no longer being updated. Links may not function; however, this content may be relevant to outdated versions of the product.

Support Article

Database Type Error on PostgreSQL DATE data type



When attempting to save a date property, a SQL (pyCommit) error is returned.
There is an explanation that there is a problem with an unknown database data type of "DATE" in the database.

Error Messages

pyCommit error

Steps to Reproduce

Not Applicable

Root Cause

The Pega date property maps to a varchar(8) in PostgreSQL.
The PostgreSQL data type DATE is not directly supported.


Alter the table to have the date column defined as varchar(8).

Published August 26, 2017 - Updated October 8, 2020

Was this useful?

66% found this useful

Have a question? Get answers now.

Visit the Collaboration Center to ask questions, engage in discussions, share ideas, and help others.

Did you find this content helpful?

Want to help us improve this content?

We'd prefer it if you saw us at our best.

Pega Community has detected you are using a browser which may prevent you from experiencing the site as intended. To improve your experience, please update your browser.

Close Deprecation Notice
Contact us