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DocResult::getWarningsCount

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DocResult::getWarningsCountGet warning count from last operation

Açıklama

public mysql_xdevapi\DocResult::getWarningsCount ( void ) : integer

Returns the number of warnings raised by the last operation. Specifically, these warnings are raised by the MySQL server.

Değiştirgeler

Bu işlevin değiştirgesi yoktur.

Dönen Değerler

The number of warnings from the last operation.

Örnekler

Örnek 1 mysql_xdevapi\DocResult::getWarningsCount() 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:

array(4) {
  ["_id"]=>
  string(28) "00005b6b53610000000000000135"
  ["age"]=>
  int(42)
  ["job"]=>
  string(6) "Butler"
  ["name"]=>
  string(8) "Reginald"
}
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