db2_last_insert_id

(PECL ibm_db2 >= 1.7.1)
Returns the auto generated ID of the last insert query that successfully executed on this connection
string db2_last_insert_id ( resource $resource )

Returns the auto generated ID of the last insert query that successfully executed on this connection.

The result of this function is not affected by any of the following:

  • A single row INSERT statement with a VALUES clause for a table without an identity column.

  • A multiple row INSERT statement with a VALUES clause.

  • An INSERT statement with a fullselect.

  • A ROLLBACK TO SAVEPOINT statement.

Parameters:
resource

A valid connection resource as returned from db2_connect() or db2_pconnect(). The value of this parameter cannot be a statement resource or result set resource.

Returns:

Returns the auto generated ID of last insert query that successfully executed on this connection.

Examples:
A db2_last_insert_id() example

The following example shows how to return the auto generated ID of last insert query that successfully executed on this connection.

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<?php
 
$database "SAMPLE";
$user "db2inst1";
$password "ibmdb2";
 
$conn = db2_connect($database$user$password);
if($conn) {
    $createTable = "CREATE TABLE lastInsertID 
      (id integer GENERATED BY DEFAULT AS IDENTITY, name varchar(20))";
    $insertTable "INSERT INTO lastInsertID (name) VALUES ('Temp Name')";
 
    $stmt = @db2_exec($conn$createTable);
 
    /* Checking for single row inserted. */
    $stmt = db2_exec($conn$insertTable);
    $ret =  db2_last_insert_id($conn);
    if($ret) {
        echo "Last Insert ID is : " $ret "\n";
    else {
        echo "No Last insert ID.\n";
    }
     
    db2_close($conn);
}
else {
    echo "Connection failed.";
}
?>

The above example will output:

Last Insert ID is : 1
doc_php
2025-01-10 15:47:30
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