REDWOOD CITY, Calif., May 16, 2012 (GLOBE NEWSWIRE) — Versant Corporation (Nasdaq:VSNT) today announced the date and time for its second quarter 2012 results by teleconference. Please join Versant management on Thursday, May 24, 2012. The details for the call are as follows: Date: Thursday, May 24, 2012 Time:...