[0.9][BC break][dbal] Store UUIDs as binary data. Improves performance

pkg/dbal/DbalConnectionFactory.php

@@ -45,7 +45,12 @@ public function __construct($config = 'mysql:')
             throw new \LogicException('The config must be either an array of options, a DSN string or null');
         }
 
-        $this->config = $config;
+        $this->config = array_replace_recursive([
+            'connection' => [],
+            'table_name' => 'enqueue',
+            'polling_interval' => 1000,
+            'lazy' => true,
+        ], $config);
     }
 
     /**

pkg/dbal/DbalConsumer.php

@@ -178,7 +178,7 @@ protected function receiveMessage()
 
             // remove message
             $affectedRows = $this->dbal->delete($this->context->getTableName(), ['id' => $dbalMessage['id']], [
-                'id' => Type::INTEGER,
+                'id' => Type::BINARY,
             ]);
 
             if (1 !== $affectedRows) {

pkg/dbal/DbalContext.php

@@ -4,6 +4,7 @@
 
 use Doctrine\DBAL\Connection;
 use Doctrine\DBAL\Schema\Table;
+use Doctrine\DBAL\Types\Type;
 use Interop\Queue\InvalidDestinationException;
 use Interop\Queue\PsrContext;
 use Interop\Queue\PsrDestination;
@@ -170,21 +171,19 @@ public function createDataBaseTable()
             return;
         }
 
-        if ($this->getDbalConnection()->getDatabasePlatform()->hasNativeGuidType()) {
-            throw new \LogicException('The platform does not support UUIDs natively');
-        }
-
         $table = new Table($this->getTableName());
-        $table->addColumn('id', 'guid');
-        $table->addColumn('published_at', 'bigint');
-        $table->addColumn('body', 'text', ['notnull' => false]);
-        $table->addColumn('headers', 'text', ['notnull' => false]);
-        $table->addColumn('properties', 'text', ['notnull' => false]);
-        $table->addColumn('redelivered', 'boolean', ['notnull' => false]);
-        $table->addColumn('queue', 'string');
-        $table->addColumn('priority', 'smallint');
-        $table->addColumn('delayed_until', 'integer', ['notnull' => false]);
-        $table->addColumn('time_to_live', 'integer', ['notnull' => false]);
+
+        $table->addColumn('id', Type::BINARY, ['length' => 16, 'fixed' => true]);
+        $table->addColumn('human_id', Type::STRING, ['length' => 36]);
+        $table->addColumn('published_at', Type::BIGINT);
+        $table->addColumn('body', Type::TEXT, ['notnull' => false]);
+        $table->addColumn('headers', Type::TEXT, ['notnull' => false]);
+        $table->addColumn('properties', Type::TEXT, ['notnull' => false]);
+        $table->addColumn('redelivered', Type::BOOLEAN, ['notnull' => false]);
+        $table->addColumn('queue', Type::STRING);
+        $table->addColumn('priority', Type::SMALLINT);
+        $table->addColumn('delayed_until', Type::INTEGER, ['notnull' => false]);
+        $table->addColumn('time_to_live', Type::INTEGER, ['notnull' => false]);
 
         $table->setPrimaryKey(['id']);
         $table->addIndex(['published_at']);
@@ -194,4 +193,16 @@ public function createDataBaseTable()
 
         $sm->createTable($table);
     }
+
+    /**
+     * @param DbalDestination $queue
+     */
+    public function purgeQueue(DbalDestination $queue)
+    {
+        $this->getDbalConnection()->delete(
+            $this->getTableName(),
+            ['queue' => $queue->getQueueName()],
+            ['queue' => Type::STRING]
+        );
+    }
 }

pkg/dbal/DbalProducer.php

@@ -10,6 +10,9 @@
 use Interop\Queue\PsrDestination;
 use Interop\Queue\PsrMessage;
 use Interop\Queue\PsrProducer;
+use Ramsey\Uuid\Codec\OrderedTimeCodec;
+use Ramsey\Uuid\Uuid;
+use Ramsey\Uuid\UuidFactory;
 
 class DbalProducer implements PsrProducer
 {
@@ -33,12 +36,18 @@ class DbalProducer implements PsrProducer
      */
     private $context;
 
+    /**
+     * @var OrderedTimeCodec
+     */
+    private $uuidCodec;
+
     /**
      * @param DbalContext $context
      */
     public function __construct(DbalContext $context)
     {
         $this->context = $context;
+        $this->uuidCodec = new OrderedTimeCodec((new UuidFactory())->getUuidBuilder());
     }
 
     /**
@@ -74,15 +83,11 @@ public function send(PsrDestination $destination, PsrMessage $message)
             ));
         }
 
-        $sql = 'SELECT '.$this->context->getDbalConnection()->getDatabasePlatform()->getGuidExpression();
-        $uuid = $this->context->getDbalConnection()->query($sql)->fetchColumn(0);
-
-        if (empty($uuid)) {
-            throw new \LogicException('The generated uuid is empty');
-        }
+        $uuid = Uuid::uuid1();
 
         $dbalMessage = [
-            'id' => $uuid,
+            'id' => $this->uuidCodec->encodeBinary($uuid),
+            'human_id' => $uuid->toString(),
             'published_at' => (int) microtime(true) * 10000,
             'body' => $body,
             'headers' => JSON::encode($message->getHeaders()),

pkg/dbal/composer.json

@@ -8,7 +8,8 @@
     "require": {
         "php": ">=5.6",
         "queue-interop/queue-interop": "^0.6@dev",
-        "doctrine/dbal": "~2.5"
+        "doctrine/dbal": "~2.5",
+        "ramsey/uuid": "^3"
     },
     "require-dev": {
         "phpunit/phpunit": "~5.4.0",