ID:               31995
 User updated by:  wojciech dot superson at bph dot pl
 Reported By:      wojciech dot superson at bph dot pl
-Status:           Feedback
+Status:           Open
 Bug Type:         OCI8 related
 Operating System: Windows 2003 Server
 PHP Version:      5.0.3
 New Comment:

I made some tests yesterday and I am able to reproduce the problem on
wish. The problem accurs there are more than one call of the procedure
(any procedures which return a ref cursor) in the same time. I made as
follows

1. I have a page which is called every 1 second
2. The execution time of Oracle procedure is about 300-400 ms
3. If the is only one request everything is all right
4. If there is more than one call (for example 3, so they are called in
the same time) one of them return the following warning (and return only
one row)

PHP Warning: oci_fetch_all() [<a
href='function.oci-fetch-all'>function.oci-fetch-all</a>]:
OCIFetchStatement: ORA-01001: invalid cursor\n in d:\\program
files\\apache group\\Apache\\htdocs\\moa\\php\\oracle.php on line 188.

5. On the other hand there is nothing like this in Oracle alert log
file but there is many entries in apache error log file.

Awaiting your soon reply
Best regards,
Wojtek


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

[2005-02-28 20:21:36] [EMAIL PROTECTED]

Please try using this CVS snapshot:

  http://snaps.php.net/php5-latest.tar.gz
 
For Windows:
 
  http://snaps.php.net/win32/php5-win32-latest.zip



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

[2005-02-18 14:21:16] wojciech dot superson at bph dot pl

I just call this function passing the name of the storage procedure.
Here is the procedure:

PROCEDURE GetEventsByState
(
  P_UGP_ID IN NUMBER,
  P_HST_ID IN NUMBER,
  P_HST_GRP_ID IN NUMBER,
  P_DAYS IN NUMBER,
  P_STATE IN NUMBER,
  P_CURSOR OUT c_event,
  P_ERR_CODE OUT NUMBER,
  P_ERR_DESC OUT VARCHAR2
)
IS
BEGIN
   IF P_HST_ID = 0 AND P_HST_GRP_ID = 0 THEN
      OPEN P_CURSOR FOR
          SELECT EVT_ID, EVT_ETD_ID, EVT_HST_ID, HST_NAME, SYS_ID, SYS_NAME,
EVT_TYPE, EVT_SMS,
                     EVT_CLASS, EVT_BEEPS, EVT_LEVEL, 
to_char(EVT_DATE,'YYYY.MM.DD
HH24:MI:SS') EVT_DATE, EVT_STATE, EVT_MESSAGE
          FROM MOA_EVENTS, MOA_HOST, MOA_SYSTEM, MOA_EVENT_USERS
          WHERE EVT_HST_ID = HST_ID
            AND HST_SYS_ID = SYS_ID
            AND EVT_ETD_ID = EUS_ETD_ID
            AND EUS_UGP_ID = P_UGP_ID
                AND EVT_STATE = P_STATE
            AND EVT_DATE > sysdate - P_DAYS
                AND HST_VISIBLE = 1
                AND SYS_ACTIVE = 1
                AND SYS_VISIBLE = 1
                --Moze byc duzo zarejestrowanych zdarzen, dlatego nie mozna 
brac 100
ostatnich
                --AND EVT_ID >= (select max( EVT_ID ) from MOA_EVENTS) - 100
          ORDER BY EVT_ID DESC;

          RETURN ;
   END IF;

   IF P_HST_ID = 0 AND P_HST_GRP_ID > 0 THEN
      OPEN P_CURSOR FOR
          SELECT EVT_ID, EVT_ETD_ID, EVT_HST_ID, HST_NAME, SYS_ID, SYS_NAME,
EVT_TYPE, EVT_SMS,
                     EVT_CLASS, EVT_BEEPS, EVT_LEVEL, 
to_char(EVT_DATE,'YYYY.MM.DD
HH24:MI:SS') EVT_DATE, EVT_STATE, EVT_MESSAGE
          FROM MOA_EVENTS, MOA_HOST, MOA_SYSTEM, MOA_EVENT_USERS
          WHERE EVT_HST_ID = HST_ID
            AND HST_SYS_ID = SYS_ID
                AND EVT_ETD_ID = EUS_ETD_ID
            AND EUS_UGP_ID = P_UGP_ID
            AND EVT_STATE = P_STATE
            AND HST_GROUP = P_HST_GRP_ID
            AND EVT_DATE > sysdate - P_DAYS
                AND HST_VISIBLE = 1
                AND SYS_ACTIVE = 1
                AND SYS_VISIBLE = 1
            --AND EVT_ID >= (select max( EVT_ID ) from MOA_EVENTS) - 100
          ORDER BY EVT_ID DESC;

          RETURN ;
   END IF;

   IF P_HST_ID > 0 AND P_HST_GRP_ID = 0 THEN
      OPEN P_CURSOR FOR
          SELECT EVT_ID, EVT_ETD_ID, EVT_HST_ID, HST_NAME, SYS_ID, SYS_NAME,
EVT_TYPE, EVT_SMS,
                     EVT_CLASS, EVT_BEEPS, EVT_LEVEL, 
to_char(EVT_DATE,'YYYY.MM.DD
HH24:MI:SS') EVT_DATE, EVT_STATE, EVT_MESSAGE
          FROM MOA_EVENTS, MOA_HOST, MOA_SYSTEM, MOA_EVENT_USERS
          WHERE EVT_HST_ID = HST_ID
            AND HST_SYS_ID = SYS_ID
                AND EVT_ETD_ID = EUS_ETD_ID
            AND EUS_UGP_ID = P_UGP_ID
            AND EVT_STATE = P_STATE
            AND HST_ID = P_HST_ID
            AND EVT_DATE > sysdate - P_DAYS
                AND HST_VISIBLE = 1
                AND SYS_ACTIVE = 1
                AND SYS_VISIBLE = 1
                --AND EVT_ID >= (select max( EVT_ID ) from MOA_EVENTS) - 100
          ORDER BY EVT_ID DESC;

          RETURN ;
   END IF;

   IF P_HST_ID > 0 AND P_HST_GRP_ID > 0 THEN
      OPEN P_CURSOR FOR
          SELECT EVT_ID, EVT_ETD_ID, EVT_HST_ID, HST_NAME, SYS_ID, SYS_NAME,
EVT_TYPE, EVT_SMS,
                     EVT_CLASS, EVT_BEEPS, EVT_LEVEL, 
to_char(EVT_DATE,'YYYY.MM.DD
HH24:MI:SS') EVT_DATE, EVT_STATE, EVT_MESSAGE
          FROM MOA_EVENTS, MOA_HOST, MOA_SYSTEM, MOA_EVENT_USERS
          WHERE EVT_HST_ID = HST_ID
            AND HST_SYS_ID = SYS_ID
                AND EVT_ETD_ID = EUS_ETD_ID
            AND EUS_UGP_ID = P_UGP_ID
            AND EVT_STATE = P_STATE
            AND HST_GROUP = P_HST_GRP_ID
                AND EVT_HST_ID = P_HST_ID
            AND EVT_DATE > sysdate - P_DAYS
                AND HST_VISIBLE = 1
                AND SYS_ACTIVE = 1
                AND SYS_VISIBLE = 1
                --AND EVT_ID >= (select max( EVT_ID ) from MOA_EVENTS) - 100
          ORDER BY EVT_ID DESC;

          RETURN ;
   END IF;

   P_ERR_CODE := 0;
   P_ERR_DESC := 'OK';
EXCEPTION
   WHEN NO_DATA_FOUND THEN
      P_ERR_CODE := 10000;
      P_ERR_DESC := 'Nie znaleziono danych';

          MOA_LOG_PKG.SaveFatal( 'MOA_EVENT_PKG','GetEventsByState', SQLCODE,
P_ERR_CODE, P_ERR_DESC );
   WHEN OTHERS THEN
      P_ERR_CODE := 10001;
      P_ERR_DESC := 'Blad: ' || SQLCODE || ' ' || SQLERRM;

          MOA_LOG_PKG.SaveFatal( 'MOA_EVENT_PKG','GetEventsByState', SQLCODE,
P_ERR_CODE, SQLERRM );
END;

where c_cursor is:

TYPE c_event IS REF CURSOR RETURN r_event;

TYPE r_event IS RECORD
(
        EVT_ID                    MOA_EVENTS.EVT_ID%TYPE
       ,EVT_ETD_ID                MOA_EVENTS.EVT_ETD_ID%TYPE
           ,EVT_HST_ID            MOA_EVENTS.EVT_HST_ID%TYPE
           ,EVT_HST_NAME          MOA_HOST.HST_NAME%TYPE
           ,EVT_SYS_ID            MOA_SYSTEM.SYS_ID%TYPE
           ,EVT_HST_SYSTEM        MOA_SYSTEM.SYS_NAME%TYPE
           ,EVT_TYPE              MOA_EVENTS.EVT_TYPE%TYPE
           ,EVT_SMS                       MOA_EVENTS.EVT_SMS%TYPE
           ,EVT_CLASS             MOA_EVENTS.EVT_CLASS%TYPE
           ,EVT_BEEPS             MOA_EVENTS.EVT_BEEPS%TYPE
           ,EVT_LEVEL             MOA_EVENTS.EVT_LEVEL%TYPE
           ,EVT_DATE              MOA_EVENTS.EVT_DATE%TYPE
           ,EVT_STATE             MOA_EVENTS.EVT_STATE%TYPE
           ,EVT_MESSAGE           MOA_EVENTS.EVT_MESSAGE%TYPE
);

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

[2005-02-18 13:56:36] [EMAIL PROTECTED]

How could we reproduce it?

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

[2005-02-18 12:13:32] wojciech dot superson at bph dot pl

I have one more problem, I think it is connected to the original one.
Very often, there is message in apache error.log file "PHP Warning: 
oci_fetch_all() [<a
href='function.oci-fetch-all'>function.oci-fetch-all</a>]:
OCIFetchStatement: ORA-01001: invalid cursor\n in d:\\program
files\\apache group\\Apache\\htdocs\\moa\\php\\oracle.php on line 188.
The line 188 is within the OracleExecProcSelect function which I have
sent you before.

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

[2005-02-16 10:49:55] wojciech dot superson at bph dot pl

Description:
------------
I use PHP 5.0.3 with Oracle 9.2.0.5.0 on HP-UX 11.11 and Apache 1.3.31.
Aplication works fine and calls the same queries (as Oracle stored
procedures) many times. The problem is that sometimes (more less once
every 30/40 times) query returns only one/two record(s) neverless there
are many records in database for this query. I am not able to reproduce
the problem on wish. I attach the source code of the function I use to
call the Oracle stored procedure for every query in the application.
The name of procedure is passed in $statement variable.


Reproduce code:
---------------
function OracleExecProcSelect( $conn,$statement,& $results, &
$errorcode=-1, & $errordesc="" )
{       
        $curs = oci_new_cursor( $conn );
        $stmt = oci_parse( $conn,"begin ".$statement." end;");
        if ( ! oci_bind_by_name( $stmt,"data",$curs,-1,OCI_B_CURSOR ) ) return
;
        if ( ! oci_bind_by_name( $stmt,":error_code",$errorcode,32 ) ) return
;
        if ( ! oci_bind_by_name( $stmt,":error_desc",$errordesc,255 ) ) return
;

        oci_execute( $stmt,OCI_DEFAULT );
        oci_execute( $curs,OCI_DEFAULT );

        $nrows = oci_fetch_all( $curs,$results );

        oci_free_statement($stmt);
        oci_free_statement($curs);

      return $nrows;
}

Expected result:
----------------
I should get the array ($results) with rows returned by the Oracle
stored procedure (its name is passed by $statement variable). It works
fine but sometimes it returns only one/two rows. Then I call this
procedure from sqlplus I get all requested records.



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


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