Re: Use PSQLFS for photo storage - Mailing list pgsql-general

From Jason Long
Subject Re: Use PSQLFS for photo storage
Date
Msg-id 496D351A.9010705@supernovasoftware.com
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In response to Re: Use PSQLFS for photo storage  (Sam Mason <sam@samason.me.uk>)
Responses Re: Use PSQLFS for photo storage  (Sam Mason <sam@samason.me.uk>)
List pgsql-general
Sam Mason wrote:
On Tue, Jan 13, 2009 at 06:22:34PM -0600, Jason Long wrote: 
Sam Mason wrote:   
You'd need to generate the SQL somehow; if you know python it's probably
a pretty easy 20 or 30 lines of code to get this working.     
 
*Never used Python or Perl.  I use primarily Java.  I was thinking of 
doing something like

*INSERT INTO pictures (filename,data) VALUES 
('filename','/path/to/my/image/img0009.jpg');   
If you're OK with using large objects, instead of "bytea"s, you can use
the lo_import function.  You'd do something like:
 CREATE TABLE pics (   path TEXT PRIMARY KEY,   data OID );
 INSERT INTO pics (path,data)   SELECT path, lo_import(path)   FROM (VALUES ('/path/to/my/image/img0009.jpg')) x(path);

This assumes that the files are accessable to the database server (i.e.
the paths are relative to the server daemon, not the psql command line
or whatever JDBC app you're driving this from).

Does that help any more?

 Sam
 
They are on the server.  I would rather use bytea.  Is it possible to import them as large objects and then use SQL to convert them to bytea?

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