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https://issues.apache.org/jira/browse/TRAFODION-1262?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15710555#comment-15710555
]
ASF GitHub Bot commented on TRAFODION-1262:
-------------------------------------------
Github user ryzuo commented on a diff in the pull request:
https://github.com/apache/incubator-trafodion/pull/853#discussion_r90182437
--- Diff: core/conn/unixodbc/odbc/odbcclient/unixcli/cli/ctosqlconv.cpp ---
@@ -646,12 +655,10 @@ unsigned long ODBC::ConvertCToSQL(SQLINTEGER
ODBCAppVersion,
if (Offset != 0)
{
//#ifndef MXSUN
- if(DataLen>32767){
- *(int *)targetDataPtr = DataLen;
+ if(targetPrecision > 0x7fff){
--- End diff --
0x7fff -> SHRT_MAX
> LP Bug: 1461677 - Insert small data into large varchar column(>32K) failed
> with error 8402- string overflow
> -----------------------------------------------------------------------------------------------------------
>
> Key: TRAFODION-1262
> URL: https://issues.apache.org/jira/browse/TRAFODION-1262
> Project: Apache Trafodion
> Issue Type: Bug
> Components: client-odbc-linux, client-odbc-windows
> Reporter: JiepingZhang
> Assignee: Zhang,Xiang
> Priority: Critical
> Fix For: 2.1-incubating
>
>
> Test scenario:
> Create table: CREATE TABLE ODBC32K.LargeColTbl ( C1 varchar (200000) NOT
> NULL, C2 CHAR(200000));
> insert into ODBC32K.LargeColTbl values ('SaaaaaaaaaaaaaaaaE',
> 'SbbbbbbbbbbbbbbbbbE');
> ODBC will return error below:
> Inserting data using SQLBindParameter, SQLPrepare, SQLExecute
> Function SQLExecute returned SQL_ERROR
> Diagnostics associated with statmement handle:
> SQL Diag 1
> Native Error: 4294958894
> SQL State: 22001
> Message: [Trafodion ODBC Driver][Trafodion Database] SQL
> ERROR:*** ERROR[8402] A string overflow occurred during the evaluation of a
> character expression. [2015-06-03 17:36:41]
> PS: If try from ODBCTest, insert will be successful, seems this only fails
> when done thru application.
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