The new major version of the PGNP OLEDB Provider for PostgreSQL, Greenplum, Redshift and Denodo has several new features and improvements:
    1. New Ansi Mode represents char fields as UTF8.
    2. IDP/SSO Login support for Redshift.
    3. 64-bit Profiler for unlimited tracing.
    4. Subscriptions support.

The PGNP v1.5 release modules and documentation are available on the Download V1.5 page.

See also: What's new in 1.4?