ID:               41404
 Comment by:       bmeekhof at umich dot edu
 Reported By:      geniuz at geniuz dot cz
 Status:           Open
 Bug Type:         ODBC related
 Operating System: XP
 PHP Version:      5.2.2
 New Comment:

I am able to reproduce this bug using PHP 5.2.6 and Microsoft-IIS/6.0
running on Windows NT (phpinfo says only windows NT, whether it might
really be W200X Server I couldn't say).  I am using ADODB with the
odbc_oracle driver.   

In my case it is triggered by querying for any CLOB column from an
Oracle database.  I get no results and the driver says it cannot
retrieve the error message and also gives an error HY000 (same as
reported in bug).   The same query is fine if I do not include the only
CLOB field in this particular table.  Querying for that field by itself
or in combination with the others will produce the error.  I have not
seen the memory error also reported in the bug.


Previous Comments:
------------------------------------------------------------------------

[2007-05-15 21:34:24] geniuz at geniuz dot cz

Description:
------------
When I select over ODBC from table with any column data type defined as
TEXT (detected over odbc_columns function), and I fetch rows, I receive
one of following messages or php freeze. I selected more than 100000
rows.
When I replaced selected TEXT data type column for any other column ie.
STRING data type column (and with more saved datas), all is ok without
errors.
Well, problem must be with TEXT datatype (LONG columns).

Warning: odbc_exec() [function.odbc-exec]: SQL error: Failed to fetch
error message, SQL state HY000 in SQLExecDirect in
M:\4D\.WebRoot\ctp\eshop\index.php on line 65

Warning: odbc_exec() [function.odbc-exec]: SQL error: [Simba][Simba
ODBC Driver]Memory allocation error., SQL state S1001 in SQLExecDirect
in M:\4D\.WebRoot\ctp\eshop\index.php on line 65


Reproduce code:
---------------
$sql = "SELECT Col1, Col2, Col3 FROM MYTABLE";
$rs=odbc_exec($conn,$sql);
while( odbc_fetch_row($rs) )
{
        $data1 = odbc_result($rs,'Col1');
        $data2 = odbc_result($rs,'Col2');
        $data3 = odbc_result($rs,'Col3');
}


Expected result:
----------------
no sql error

Actual result:
--------------
sql error


------------------------------------------------------------------------


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