2064891 - SELECT row_count() against system tables returns incorrect results after upgrading from 12.5.4 - ASE

• Incorrect results from row_count() occur after upgrading from ASE 12.5.4 to ASE 15.7
• In ASE 12.5.4, the result of rowcnt is correct:
  
  select rowcnt(sysindexes.doampg) from sysindexes where id = 5
  go
   ---------------------
            599
  (1 row affected)
  
  
• After upgrading to ASE 15.7, the result of the row_count() function is incorrect:
  
  select row_count(5,5)
  go
   ---------------------
                0              <== incorrect result
  (1 row affected)

SAP Adaptive Server Enterprise (ASE) 15.7

function , KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Bug Filed