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DocResult::getWarningsCount

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DocResult::getWarningsCountGet warning count from last operation

Descrição

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.

Parâmetros

Esta função não possui parâmetros.

Valor Retornado

The number of warnings from the last operation.

Exemplos

Exemplo #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());
?>

O exemplo acima irá imprimir algo similar à:

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