19930 - Using more than 36 tables in a UNION operation within an SQL procedure generates an error message

Problem Note 19930: Using more than 36 tables in a UNION operation within an SQL procedure generates an error message

Using more than 36 tables in a UNION operation within an SQL procedure (PROC SQL) generates the following error message:

ERROR: Query is too complex to be processed. It references more than 16 tables.

Select the Hot Fix tab in this note to access the hot fix for this issue.

Product Family	Product	System	SAS Release
Product Family	Product	System	Reported	Fixed
SAS System	Base SAS	Microsoft Windows XP Professional	9.1 TS1M3 SP4	9.2 TS1M0
		Microsoft Windows NT Workstation	9.1 TS1M3 SP4	9.1 TS1M3 SP4
		Microsoft® Windows® for 64-Bit Itanium-based Systems	9.1 TS1M3 SP4	9.2 TS1M0
		Microsoft Windows XP 64-bit Edition	9.1 TS1M3 SP4	9.2 TS1M0
		Microsoft Windows Server 2003 Enterprise Edition	9.1 TS1M3 SP4	9.2 TS1M0
		Microsoft Windows Server 2003 Datacenter Edition	9.1 TS1M3 SP4	9.2 TS1M0
		Microsoft Windows Server 2003 Standard Edition	9.1 TS1M3 SP4	9.2 TS1M0
		Microsoft Windows 2000 Datacenter Server	9.1 TS1M3 SP4	9.2 TS1M0
		Microsoft Windows 2000 Professional	9.1 TS1M3 SP4	9.2 TS1M0
		Microsoft Windows 2000 Server	9.1 TS1M3 SP4	9.2 TS1M0
		64-bit Enabled Solaris	9.1 TS1M3 SP4	9.2 TS1M0
		Microsoft Windows 2000 Advanced Server	9.1 TS1M3 SP4	9.2 TS1M0
		Solaris for x64	9.1 TS1M3 SP4	9.2 TS1M0
		z/OS	9.1 TS1M3 SP4	9.2 TS1M0
		Linux	9.1 TS1M3 SP4	9.2 TS1M0
		Linux on Itanium	9.1 TS1M3 SP4	9.2 TS1M0
		HP-UX IPF	9.1 TS1M3 SP4	9.2 TS1M0
		64-bit Enabled HP-UX	9.1 TS1M3 SP4	9.2 TS1M0
		OpenVMS Alpha	9.1 TS1M3 SP4	9.2 TS1M0
		64-bit Enabled AIX	9.1 TS1M3 SP4	9.2 TS1M0
		Tru64 UNIX	9.1 TS1M3 SP4	9.2 TS1M0

* 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.

A fix for SAS 9.1.3 (9.1 TS1M3) for this issue is available at:

A fix for SAS 9.1.3 (9.1 TS1M3) with Asian Language Support (DBCS) for this issue is available at :

Type:	Problem Note
Priority:	high
Topic:	SAS Reference ==> SQL SAS Reference ==> Procedures ==> SQL

Date Modified:	2007-04-26 10:44:09
Date Created:	2007-04-09 12:14:28