(PHP 4 >= 4.2.0, PHP 5, PHP 7, PHP 8)
pg_lo_open — Open a large object
pg_lo_open() opens a large object in the database and returns an PgSql\Lob instance so that it can be manipulated.
Do not close the database connection before closing the PgSql\Lob instance.
To use the large object interface, it is necessary to enclose it within a transaction block.
This function used to be called pg_loopen().
The OID of the large object in the database.
Can be either "r" for read-only, "w" for write only or "rw" for read and write.
An PgSql\Lob instance, or
false on failure.
|8.1.0||Returns an PgSql\Lob instance now; previously, a resource was returned.|
Example #1 pg_lo_open() example
$database = pg_connect("dbname=jacarta");
$oid = pg_lo_create($database);
$handle = pg_lo_open($database, $oid, "w");
pg_lo_write($handle, "large object data");