add

2026-01-28 23:48:20 +08:00
commit b8cd0c9418
1293 changed files with 184011 additions and 0 deletions
@@ -0,0 +1,41 @@
+<?php
+include '../vendor/autoload.php';
+
+use Smf\ConnectionPool\ConnectionPool;
+use Smf\ConnectionPool\Connectors\CoroutinePostgreSQLConnector;
+use Swoole\Coroutine\PostgreSQL;
+
+go(function () {
+    // All PostgreSQL connections: [10, 30]
+    $pool = new ConnectionPool(
+        [
+            'minActive'         => 10,
+            'maxActive'         => 30,
+            'maxWaitTime'       => 5,
+            'maxIdleTime'       => 20,
+            'idleCheckInterval' => 10,
+        ],
+        new CoroutinePostgreSQLConnector,
+        [
+            'connection_strings' => 'host=127.0.0.1 port=5432 dbname=postgres user=postgres password=xy123456',
+        ]
+    );
+    echo "Initializing connection pool\n";
+    $pool->init();
+    defer(function () use ($pool) {
+        echo "Closing connection pool\n";
+        $pool->close();
+    });
+
+    echo "Borrowing the connection from pool\n";
+    /**@var PostgreSQL $connection */
+    $connection = $pool->borrow();
+
+    $result = $connection->query("SELECT * FROM pg_stat_database where datname='postgres';");
+
+    $stat = $connection->fetchAssoc($result);
+    echo "Return the connection to pool as soon as possible\n";
+    $pool->return($connection);
+
+    var_dump($stat);
+});