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Problem Note 70396: Using the DBCLIENT_MAX_BYTES option with SAS/ACCESS® Interface to PostgreSQL can result in an overflow error

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When you use the DBCLIENT_MAX_BYTES=1 option in a SAS® 9.4 Microsoft Windows environment using UTF-8 encoding, an overflow error can occur when using SAS/ACCESS® Interface to PostgreSQL.

This behavior might occur when you select multiple columns and some of the data is not presented correctly. For example, you encounter this issue if you have data similar to the following:

Column1                                       Column

C1 C2 C3 C4
01JAN1960:00:00:00.000000 01JAN1960:00:00:00.000000 房子 29FEB2012:09:00:00.000000

 

When you select this table with the DBCLIENT_MAX_BYTES=1 option, the result is similar to the following:

01JAN1960:00:00:00.000000  01JAN1960:00:00:00.000000 房子 E69CACE6899520202020202020202

The third date column is not correct. The result is a buffer overflow versus truncation of the C3 data.

Applying this hot fix prevents the buffer overflow from corrupting the next column.

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



Operating System and Release Information

Product FamilyProductSystemProduct ReleaseSAS Release
ReportedFixed*ReportedFixed*
SAS SystemSAS/ACCESS Interface to PostgreSQLMicrosoft® Windows® for x649.4_M79.4_M89.4 TS1M79.4 TS1M8
Microsoft Windows 8 Enterprise 32-bit9.4_M79.4_M89.4 TS1M79.4 TS1M8
Microsoft Windows 8 Enterprise x649.4_M79.4_M89.4 TS1M79.4 TS1M8
Microsoft Windows 8 Pro 32-bit9.4_M79.4_M89.4 TS1M79.4 TS1M8
Microsoft Windows 8 Pro x649.4_M79.4_M89.4 TS1M79.4 TS1M8
Microsoft Windows 8.1 Enterprise 32-bit9.4_M79.4_M89.4 TS1M79.4 TS1M8
Microsoft Windows 8.1 Enterprise x649.4_M79.4_M89.4 TS1M79.4 TS1M8
Microsoft Windows 8.1 Pro 32-bit9.4_M79.4_M89.4 TS1M79.4 TS1M8
Microsoft Windows 8.1 Pro x649.4_M79.4_M89.4 TS1M79.4 TS1M8
Microsoft Windows 109.4_M79.4_M89.4 TS1M79.4 TS1M8
Microsoft Windows 119.4_M79.4_M89.4 TS1M79.4 TS1M8
Microsoft Windows Server 20089.4_M79.4_M89.4 TS1M79.4 TS1M8
Microsoft Windows Server 2008 R29.4_M79.4_M89.4 TS1M79.4 TS1M8
Microsoft Windows Server 2008 for x649.4_M79.4_M89.4 TS1M79.4 TS1M8
Microsoft Windows Server 2012 Datacenter9.4_M79.4_M89.4 TS1M79.4 TS1M8
Microsoft Windows Server 2012 R2 Datacenter9.4_M79.4_M89.4 TS1M79.4 TS1M8
Microsoft Windows Server 2012 R2 Std9.4_M79.4_M89.4 TS1M79.4 TS1M8
Microsoft Windows Server 2012 Std9.4_M79.4_M89.4 TS1M79.4 TS1M8
Microsoft Windows Server 20169.4_M79.4_M89.4 TS1M79.4 TS1M8
Microsoft Windows Server 20199.4_M79.4_M89.4 TS1M79.4 TS1M8
Microsoft Windows Server 20229.4_M79.4_M89.4 TS1M79.4 TS1M8
Windows 7 Enterprise 32 bit9.4_M79.4_M89.4 TS1M79.4 TS1M8
Windows 7 Enterprise x649.4_M79.4_M89.4 TS1M79.4 TS1M8
Windows 7 Home Premium 32 bit9.4_M79.4_M89.4 TS1M79.4 TS1M8
Windows 7 Home Premium x649.4_M79.4_M89.4 TS1M79.4 TS1M8
Windows 7 Professional 32 bit9.4_M79.4_M89.4 TS1M79.4 TS1M8
Windows 7 Professional x649.4_M79.4_M89.4 TS1M79.4 TS1M8
Windows 7 Ultimate 32 bit9.4_M79.4_M89.4 TS1M79.4 TS1M8
Windows 7 Ultimate x649.4_M79.4_M89.4 TS1M79.4 TS1M8
* 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.