Result::getGeneratedIds

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Result::getGeneratedIds — Get generated ids

说明

public mysql_xdevapi\Result::getGeneratedIds ( void ) : array

Fetch the generated _id values from the last operation. The unique _id field is generated by the MySQL server.

参数

此函数没有参数。

返回值

An array of generated _id's from the last operation, or an empty array if there are none.

范例

Example #1 mysql_xdevapi\Result::getGeneratedIds() example


<?php
$session = mysql_xdevapi\getSession("mysqlx://user:password@localhost");
$session->sql("DROP DATABASE IF EXISTS addressbook")->execute();
$session->sql("CREATE DATABASE addressbook")->execute();

$schema = $session->getSchema("addressbook");
$create = $schema->createCollection("people");

$collection = $schema->getCollection("people");

$result = $collection->add(
  '{"name": "Bernie",
    "jobs": [{"title":"Cat Herder","Salary":42000}, {"title":"Father","Salary":0}],
    "hobbies": ["Sports","Making cupcakes"]}',
  '{"name": "Jane",
    "jobs": [{"title":"Scientist","Salary":18000}, {"title":"Mother","Salary":0}],
    "hobbies": ["Walking","Making pies"]}')->execute();

$ids = $result->getGeneratedIds();
var_dump($ids);
?>

以上例程的输出类似于：

array(2) {
  [0]=>
  string(28) "00005b6b53610000000000000064"
  [1]=>
  string(28) "00005b6b53610000000000000065"
}