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DocResult::getWarnings

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DocResult::getWarningsGet warnings from last operation

Açıklama

public mysql_xdevapi\DocResult::getWarnings(): Array

Fetches warnings generated by MySQL server's last operation.

Bağımsız Değişkenler

Bu işlevin bağımsız değişkeni yoktur.

Dönen Değerler

An array of Warning objects from the last operation. Each object defines an error 'message', error 'level', and error 'code'. An empty array is returned if no errors are present.

Örnekler

Örnek 1 mysql_xdevapi\DocResult::getWarnings() 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");

$create->add('{"name": "Alfred", "age": 18, "job": "Butler"}')->execute();
$create->add('{"name": "Reginald", "age": 42, "job": "Butler"}')->execute();

// ...

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

// Yields a DocResult object
$result = $collection
->find('job like :job and age > :age')
->
bind(['job' => 'Butler', 'age' => 16])
->
sort('age desc')
->
execute();

if (!
$result->getWarningsCount()) {
echo
"There was an error:\n";
print_r($result->getWarnings());
exit;
}

var_dump($result->fetchOne());
?>

Yukarıdaki örnek şuna benzer bir çıktı üretir:

There was an error:

Array
(
    [0] => mysql_xdevapi\Warning Object
        (
            [message] => Something bad and so on
            [level] => 2
            [code] => 1365
        )
    [1] => mysql_xdevapi\Warning Object
        (
            [message] => Something bad and so on
            [level] => 2
            [code] => 1365
        )
)
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