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SQLGetData length indicator changes to 0 even when set explicitly to -1

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TitleSQLGetData length indicator changes to 0 even when set explicitly to -1
URL Namesqlgetdata-length-indicator-changes-to-0-even-when-set-explicitly-to-1
Article Number000158881
EnvironmentProduct: Connect(64) for ODBC Driver Manager
Version: 7.15.0162
OS: All UNIX/Linux
Database: Teradata
Application: Test application
Question/Problem Description
The driver is expecting SQL_NULL_DATA (-1) as length indicator, and when it retrieves NULL data using SQLGetData, the driver sets the pcbValue pointer to -1 and returns it to the driver manager.
The value gets changed to 0 by the driver manager and 0 is returned to the application.
Steps to Reproduce
Clarifying Information
Error Message
Defect NumberDefect 72846
Enhancement Number
Cause
The pcbValue was being overwritten in the driver manager.
Resolution
Fixed in hot fix 07.16.0263.
Refer to article Connect and Connect64 for ODBC hot fix download and install instructions for instructions on how to download and install the hot fix.
Workaround
Notes
Last Modified Date11/20/2020 7:14 AM
Files
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