<?

/*This script is designed to be called from a HTML form.

* It expects $user, $password, $table, $where, and $commitsize

* to be passed in from the form. The script then deletes

* the selected rows using the ROWID and commits after each

* set of $commitsize rows. (Use with care, there is no rollback)

*/

$conn = oci_connect($user, $password);

$stmt = oci_parse($conn, "select rowid from $table $where");

$rowid = oci_new_descriptor($conn, OCI_D_ROWID);

oci_define_by_name($stmt, "ROWID", $rowid);

oci_execute($stmt);

while (oci_fetch($stmt)){

$nrows = oci_num_rows($stmt);

$delete = oci_parse($conn, "delete from $table where ROWID = :rid");

oci_bind_by_name($delete, ":rid", $rowid, -1, OCI_B_ROWID);

oci_execute($delete);

echo "$nrows\n";

if (($nrows % $commitsize) == 0){

oci_commit($conn);

}}

$nrows = oci_num_rows($stmt);

echo "$nrows deleted...\n";

oci_free_statement($stmt);

oci_close($conn);

<?

/*This script demonstrates file upload to LOB columns

* The formfield used for this example looks like this

* <form action="upload.php" method="post" enctype="multipart/form-data">

* <input type="file" name="lob_upload" />

* ...

*/

if (!isset($lob_upload) || $lob_upload == 'none'){

?>

<form action="upload.php" method="post" enctype="multipart/form-data">

Upload file: <input type="file" name="lob_upload" /><br>

<input type="submit" value="Upload" /> - <input type="reset" value="Reset" />

</form>

<?

}else{

//$lob_upload contains the temporary filename of the uploaded file

//see also the features section on file upload,

//if you would like to use secure uploads

$conn = oci_connect($user, $password);

$lob = oci_new_descriptor($conn, OCI_D_LOB);

$stmt = oci_parse($conn, "insert into $table (id, the_blob)

values(my_seq.NEXTVAL, EMPTY_BLOB()) returning the_blob into :the_blob");

oci_bind_by_name($stmt, ':the_blob', &$lob, -1, OCI_B_BLOB);

oci_execute($stmt, OCI_DEFAULT);

if ($lob->savefile($lob_upload)){

oci_execute($conn);

echo "Blob successfully uploaded\n";

}else{

echo "Couldn't upload Blob\n";

}

oci_free_descriptor($lob);

oci_free_statement($stmt);

oci_close($conn);

}

<?

/*Calling PL/SQL stored procedures which contain clobs as input

* parameters (PHP4>= 4.0.6).

* Example PL/SQL stored procedure signature is:

*

* PROCEDURE save_data

* Argument Name Type In/Out Default?

* ------------------------------ ----------------------- ------ --------

* KEY NUMBER(38) IN

* DATA CLOB IN

*

*/

$conn = oci_connect($user, $password);

$stmt = oci_parse($conn, "begin save_data(:key, :data); end;");

$clob = oci_new_descriptor($conn, OCI_D_LOB);

oci_bind_by_name($stmt, ':key', $key);

oci_bind_by_name($stmt, ':data', $clob, -1, OCI_B_CLOB);

$clob->write($data);

oci_execute($stmt, OCI_DEFAULT);

oci_commit($conn);

$clob->free();

oci_free_statement($stmt);