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PHP code example of dmlogic / pdo-retry-wrapper

1. Go to this page and download the library: Download dmlogic/pdo-retry-wrapper library. Choose the download type require.

2. Extract the ZIP file and open the index.php.

3. Add this code to the index.php.

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

dmlogic / pdo-retry-wrapper example snippets


// Connector is a Closure for simpler reconnects
$pdoConnector = function() {
    return new PDO(
            'dsnString',
            'username',
            'password',
            [
                PDO::OPTION_NAME => VALUE,
                ...
            ]
        );
};

// Optional exception callback can be anything at all
// It's a handy place to centralise the error handling
// logic if you don't want queries inside try/catch
$callback = function(ConnectionException $exception) {
    $exception->getAttempts();
    $exception->getOriginalException();
    $exception->getQuery();
    $exception->getBindings();
}

// Create the wrapper
$dbConnection = new Connection($pdoConnector, $callback);

// Generate a PDOStatement with results
try {
    $query = $dbConnection->runQuery('select * from users where id = ?', [123]);
    $user = $query->fetch(PDO::FETCH_OBJ);
} catch(ConnectionException $e) {
    // We know we failed on connection
    // $callback has been invoked at this stage
} catch(Exception $e) {
    // Something else went down
}