Actualización

vendor/doctrine/dbal/lib/Doctrine/DBAL/Sharding/ShardChoser/MultiTenantShardChoser.php

@@ -0,0 +1,22 @@
+<?php
+
+namespace Doctrine\DBAL\Sharding\ShardChoser;
+
+use Doctrine\DBAL\Sharding\PoolingShardConnection;
+
+/**
+ * The MultiTenant Shard choser assumes that the distribution value directly
+ * maps to the shard id.
+ *
+ * @deprecated
+ */
+class MultiTenantShardChoser implements ShardChoser
+{
+    /**
+     * {@inheritdoc}
+     */
+    public function pickShard($distributionValue, PoolingShardConnection $conn)
+    {
+        return $distributionValue;
+    }
+}

vendor/doctrine/dbal/lib/Doctrine/DBAL/Sharding/ShardChoser/ShardChoser.php

@@ -0,0 +1,23 @@
+<?php
+
+namespace Doctrine\DBAL\Sharding\ShardChoser;
+
+use Doctrine\DBAL\Sharding\PoolingShardConnection;
+
+/**
+ * Given a distribution value this shard-choser strategy will pick the shard to
+ * connect to for retrieving rows with the distribution value.
+ *
+ * @deprecated
+ */
+interface ShardChoser
+{
+    /**
+     * Picks a shard for the given distribution value.
+     *
+     * @param string|int $distributionValue
+     *
+     * @return string|int
+     */
+    public function pickShard($distributionValue, PoolingShardConnection $conn);
+}