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Add server side lo_import(filename, oid) function.

This commit is contained in:
Tatsuo Ishii
2008-03-22 01:55:14 +00:00
parent bc49703d91
commit 325c0a39e4
5 changed files with 38 additions and 11 deletions

View File

@ -1,4 +1,4 @@
<!-- $PostgreSQL: pgsql/doc/src/sgml/lobj.sgml,v 1.47 2008/03/19 00:39:33 ishii Exp $ -->
<!-- $PostgreSQL: pgsql/doc/src/sgml/lobj.sgml,v 1.48 2008/03/22 01:55:14 ishii Exp $ -->
<chapter id="largeObjects">
<title id="largeObjects-title">Large Objects</title>
@ -422,6 +422,9 @@ SELECT lo_unlink(173454); -- deletes large object with OID 173454
INSERT INTO image (name, raster)
VALUES ('beautiful image', lo_import('/etc/motd'));
INSERT INTO image (name, raster) -- same as above, but specify OID to use
VALUES ('beautiful image', lo_import('/etc/motd', 68583));
SELECT lo_export(image.raster, '/tmp/motd') FROM image
WHERE name = 'beautiful image';
</programlisting>