In addition Ingres’ inclusion in the latest IDC/Gartner report for database figures, Forrester has just published a favourable report on Ingres against other open source databases. Quoting from the exceprt:
Ingres remains the most comprehensive open source database project with good coverage in transaction processing, availability, security, programmability, and data warehousing…
Whilst Ingres came out on top there is work still to be done.