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Problem Note 40499: SAS® Scalable Performance Data Server® queries limited to 4 hash joins

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If you are running SAS® Scalable Performance Data Server 4.5 TSM2 or earlier, the maximum number of hash joins for a query is limited to 4. After applying this hot fix, you will be able to increase the number of hash joins with the new SQL option RESET MAXHASHJOIN, using one of the following methods:

To use the new RESET option with explicit SQL:

   execute(reset maxhashjoin=<number>) by sasspds;

To use the new RESET option with implict SQL:

   %let SPDSSQLR=maxhashjoin=<number>;

To use the new RESET option in the server parm file:

   SQLOPTS="reset maxhashjoin=20"; 

This problem is fixed with SPD Server 4.4 TSM11 and SAS 9.1.3.



Operating System and Release Information

Product FamilyProductSystemProduct ReleaseSAS Release
ReportedFixed*ReportedFixed*
SPDSScalable Performance Data ServerMicrosoft Windows Server 2003 Datacenter 64-bit Edition4.5_M24.5_M29.2 TS2M3
Microsoft Windows Server 2003 Enterprise 64-bit Edition4.5_M24.5_M29.2 TS2M3
Microsoft® Windows® for x644.5_M24.5_M29.2 TS2M3
Microsoft Windows 2000 Advanced Server4.5_M24.5_M29.2 TS2M3
Microsoft Windows 2000 Datacenter Server4.5_M24.5_M29.2 TS2M3
Microsoft Windows 2000 Server4.5_M24.5_M29.2 TS2M3
Microsoft Windows Server 2003 Datacenter Edition4.5_M24.5_M29.2 TS2M3
Microsoft Windows Server 2003 Enterprise Edition4.5_M24.5_M29.2 TS2M3
Microsoft Windows Server 2003 Standard Edition4.5_M24.5_M29.2 TS2M3
Microsoft Windows XP Professional4.5_M24.5_M29.2 TS2M3
64-bit Enabled AIX4.5_M24.5_M29.2 TS2M3
64-bit Enabled HP-UX4.5_M24.5_M29.2 TS2M3
64-bit Enabled Solaris4.5_M24.5_M29.2 TS2M3
HP-UX IPF4.5_M24.5_M29.2 TS2M3
Linux4.5_M24.5_M29.2 TS2M3
Linux for x644.5_M24.5_M29.2 TS2M3
Solaris for x644.5_M24.5_M29.2 TS2M3
* For software releases that are not yet generally available, the Fixed Release is the software release in which the problem is planned to be fixed.