EXAMPLE:
You need to know the generator´s value after INSERT:
Before INSERT-Statement run
$nextnumber=ibase_gen_id ("GEN_NAME",1);
GEN_NAME: is the generator´s name
1: means add 1 to actual value of generator
$nextnumber: is variable to store generators value after incrementing
In the INSERT-Statement you can use $nextnumber instead of using generator directly like in:
INSERT INTO test (field1, field2) VALUES gen_id(gen_test_id, 1), 'testme');
ibase_gen_id
(PHP 5)
ibase_gen_id — Incrémente le générateur donné et retourne sa nouvelle valeur
Description
Avertissement
Cette fonction n'est pas documentée et seule la liste des arguments est disponible.
Valeurs de retour
Retourne une nouvelle valeur générée sous la forme d'un entier ou d'une chaîne de caractères si la valeur est trop grosse.
ibase_gen_id
robert
12-Dec-2006 08:24
12-Dec-2006 08:24
escoric at latinmail dot com
17-Aug-2004 07:00
17-Aug-2004 07:00
$sql="INSERT INTO mitabla(campo1,campo2,..campo n) VALUES(GEN_ID(mitabla1_codigo_gen,1),'contenido 1', 'contenido 2', 'contenido n' )";
mfischer at php dot net
28-Apr-2004 01:54
28-Apr-2004 01:54
Question arose on php-dev:
How does ibase_gen_id() handle 64bit values?
Interbase 6/Firebird generators are always 64-bit signed integers
(Firebird's BIGINT type), regardless of the platform the client is
running.
On 64-bit platforms, this will never require conversion as PHP's int
type is 64 bits wide on those platforms. On 32-bit platforms, the
generated value is converted to a string if it exceeds the limits of a
32-bit signed integer.
(This behaviour is consistent with the ibase_fetch_*() functions, that
will use strings to represent numerical values that cannot be represented
accurately using native PHP numerical types.)
[Edited by PHP/Interbase maintainer.]
