[TRAFODION-2811] When convert NULL to SQL_VARCHAR , the length was not be sent

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: any
• Fix Version/s: 2.2.0
• Component/s: client-odbc-linux, client-odbc-windows
• Environment: centos 6.7
• Assignee: XuWeixin
• Reporter: XuWeixin
• Due: 24/Nov/17
• Created: 17/Nov/17 09:48
• Updated: 15/Sep/18 07:30
• Resolved: 24/Jan/18 08:26

Description

When inserting NULL buffer to varchar or the length of data is 0, ODBC has not sent the real length of data to server.

Error: [Trafodion ODBC Driver][Trafodion Database] SQL ERROR:*** ERROR[8402] A string overflow occurred during the evaluation of a character expression.

Issue Links

• links to: GitHub Pull Request #1305