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update for oracle LOB support

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git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@199581 c90b9560-bf6c-de11-be94-00142212c4b1
This commit is contained in:
Wez Furlong 2005-10-31 03:06:55 +00:00
parent eb99af0e0c
commit 213eb7bb43
1 changed files with 38 additions and 1 deletions
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39
reference/pdo/reference.xml
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@ -1,5 +1,5 @@
<?xml version='1.0' encoding='iso-8859-1'?>
<!-- $Revision: 1.43 $ -->
<!-- $Revision: 1.44 $ -->
<!-- Purpose: database.abstract -->
<!-- Membership: pecl, bundled -->
<!-- State:experimental -->
@ -751,12 +751,49 @@ $stmt->bindParam(1, $id);
$stmt->bindParam(2, $_FILES['file']['type']);
$stmt->bindParam(3, $fp, PDO::PARAM_LOB);
$stmt->beginTransaction();
$stmt->execute();
$stmt->commit();
?>
]]>
</programlisting>
</example>
</para>
<para>
<example><title>Inserting an image into a database: Oracle</title>
<para>
Oracle requires a slightly different syntax for inserting a lob from a
file. It's also essential that you perform the insert under a
transaction, otherwise your newly inserted LOB will be committed with a
zero-length as part of the implicit commit that happens when the query
is executed:
</para>
<programlisting role='php'>
<![CDATA[
<?php
$db = new PDO('oci:', 'scott', 'tiger');
$stmt = $db->prepare("insert into images (id, contenttype, imagedata) " .
"VALUES (?, ?, EMPTY_BLOB()) RETURNING imagedata INTO ?");
$id = get_new_id(); // some function to allocate a new ID
// assume that we are running as part of a file upload form
// You can find more information in the PHP documentation
$fp = fopen($_FILES['file']['tmp_name'], 'rb');
$stmt->bindParam(1, $id);
$stmt->bindParam(2, $_FILES['file']['type']);
$stmt->bindParam(3, $fp, PDO::PARAM_LOB);
$stmt->beginTransaction();
$stmt->execute();
$stmt->commit();
?>
]]>
</programlisting>
</example>
</para>
</section>
<section id='pdo.classes'>