DBQL Collection Recommendations All usage should be logged in DBQL 24x7. Flush the DBQL caches every 10 minutes. See “Options for Flushing the DBQL Cache” on page 372. Log usage in DBQL at the user account level: Recommendation for account string setup is as follows: $H1$WXYZ&S&D&H, where: $H1$ = Performance Group (PG) WXYZ = Work Group Identifier &S&D&H = ASE variables - session, date, and hour See “Working with User Accounts” on page 156.