wpjscc / reactphp-mysql-pool
There is no license information available for the latest version (v1.0.5) of this package.
v1.0.5
2023-11-22 13:38 UTC
Requires
- react/async: ^4.1
- react/mysql: ^0.6
README
+----------------+
| connect pool --------------------------> mysql server
| | |
| | |
| | |
| app |
+----------------+
install
composer require wpjscc/reactphp-mysql-pool -vvv
example
require_once './vendor/autoload.php';
use Wpjscc\MySQL\Pool;
use React\MySQL\QueryResult;
use React\EventLoop\Loop;
$pool = new Pool('username:password@host/databasename?timeout=5', [
'min_connections' => 2, // min 2 connection
'max_connections' => 10, // max 10 connection
'max_wait_queue' => 110, // how many sql in queue
'wait_timeout' => 5,// wait time include response time
'keep_alive' => 60, //
]);
qeury($pool);
queryStream($pool);
function qeury($pool) {
for ($i=0; $i < 90; $i++) {
$pool->query('select * from blog')->then(function (QueryResult $command) use ($i) {
echo "query:$i\n";
if (isset($command->resultRows)) {
// this is a response to a SELECT etc. with some rows (0+)
// print_r($command->resultFields);
// print_r($command->resultRows);
echo count($command->resultRows) . ' row(s) in set' . PHP_EOL;
} else {
// this is an OK message in response to an UPDATE etc.
if ($command->insertId !== 0) {
var_dump('last insert ID', $command->insertId);
}
echo 'Query OK, ' . $command->affectedRows . ' row(s) affected' . PHP_EOL;
}
}, function (\Exception $error) {
// the query was not executed successfully
echo 'Error: ' . $error->getMessage() . PHP_EOL;
});
}
}
function queryStream($pool){
for ($i=0; $i < 90; $i++) {
(function($pool,$i){
$stream = $pool->queryStream('select * from blog');
$stream->on('data', function ($data) use ($i) {
// echo "queryStream:$i\n";
// print_r($data);
});
$stream->on('error', function ($err) {
echo 'Error: ' . $err->getMessage() . PHP_EOL;
});
$stream->on('end', function () use ($i) {
echo 'Completed.'.$i . PHP_EOL;
});
})($pool, $i);
}
}
Loop::addPeriodicTimer(5, function() use ($pool) {
// qeury($pool);
// queryStream($pool);
});
$pool->translation(function($connection){
$connection->query("INSERT INTO blog_test (content) VALUES ('hello world success')");
// throw new Exception("Error Processing Request", 1);
})->then(function($result){
var_dump($result);
}, function($error){
var_dump($error->getMessage());
});