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OpenAccess ODBC Client "Out Of Memory" error when fetching large varchar columns

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TitleOpenAccess ODBC Client "Out Of Memory" error when fetching large varchar columns
URL Nameopenaccess-odbc-client-out-of-memory-error-when-fetching-large-varchar-columns
Article Number000117031
EnvironmentProduct: OpenAccess SDK
Version: All supported versions
OS: All supported platforms
Database: Hive
Application: All supported applications
Question/Problem Description
Using OpenAccess in pass through mode to Hive, an error occurs when fetching data from string data type.
The backend JDBC driver describes the string data type as VARCHAR(2147483647).
The actual data in the rows is a maximum of 50 characters.
Steps to Reproduce
Clarifying Information
Error Message[DataDirect][ODBC OpenAccess SDK driver]Out Of Memory
Defect Number
Enhancement Number
Cause
OpenAccess allocates the buffer based on the column size.
Resolution
In the IP, map the string column to LONGVARCHAR or WLONGVARCHAR.  This will cause OpenAccess to return the data in chunks to the client.
It is recommended when data is larger than ~8K to use the long data type.
Workaround
Notes
Last Modified Date2/21/2018 9:30 PM
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