db2_last_insert_id(3) php man page | unix.com

DB2_LAST_INSERT_ID(3)							 1						     DB2_LAST_INSERT_ID(3)

db2_last_insert_id - Returns the auto generated ID of the last insert query that successfully executed on this connection

SYNOPSIS
       string db2_last_insert_id (resource  $resource)

DESCRIPTION
	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:

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

	      o A multiple row INSERT statement with a VALUES clause.

	      o An INSERT statement with a fullselect.

	      o A ROLLBACK TO SAVEPOINT statement.

PARAMETERS
	      o $resource
		-  A  valid connection resource as returned from db2_connect(3) or db2_pconnect(3). The value of this parameter cannot be a state-
		ment resource or result set resource.

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

EXAMPLES
       Example #1

	      A db2_last_insert_id(3) example

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

	      <?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 . "
";
		  } else {
		      echo "No Last insert ID.
";
		  }

		  db2_close($conn);
	      }
	      else {
		  echo "Connection failed.";
	      }
	      ?>

	      The above example will output:

	      Last Insert ID is : 1

PHP Documentation Group 												     DB2_LAST_INSERT_ID(3)