Deleting a list of external xinv/xinx files using JDBC

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От xriley@encryptix.com
Тема Deleting a list of external xinv/xinx files using JDBC
Дата
Msg-id 19016070071ED411B61300508BAC4B75915D6D@exch1etix.encryptix.com
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Ответы Re: Deleting a list of external xinv/xinx files using JDBC  (Peter T Mount <peter@retep.org.uk>)
Список pgsql-interfaces
I'm using the JDBC setBytes to insert a list of large object blobs. 
The side-effect of this is two external files (xinvOID and xinxOID)
for every blob inserted.
 
If I use a JDBC delete sql statement to delete the records
containing the blobs,  the external xin* files are not deleted.
 
Is this by design? If so, is there a work around for deleting
a LIST of records AND the associated external blob file?
 
 
Foe example:
    CREATE TABLE "some_blobs" (
        "blob_id" int4 PRIMARY KEY,
        "the_blob" oid NOT NULL
     );
 
    JDBC insert statement for adding blob records:
        insert into some_blobs (blob_id, the_blob) values (?,?)
 
    JDBC delete statement for removing all blob records:
        delete from some_blobs
 
Thanks
Xavier

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