Limpieza de objetos externos

api/Psr/Database/DatabaseInterface.php

@@ -0,0 +1,29 @@
+<?php
+namespace Psr\Database;
+
+use PDO;
+
+interface DatabaseInterface
+{
+    public function setHost(string $host, ?int $port = null): DatabaseInterface;
+    public function getHost(): string;
+    public function getPort(): int;
+    public function setName(string $database_name): DatabaseInterface;
+    public function getName(): string;
+    public function setUser(string $username, string $password): DatabaseInterface;
+    public function getUser(): string;
+    public function getPassword(): string;
+    public function getDsn(): string;
+    public function needsUser(): bool;
+    public function connect(): DatabaseInterface;
+    public function getConnection(): PDO;
+    public function beginTransaction(): void;
+    public function commit(): void;
+    public function rollBack(): void;
+    public function query(string $query): array;
+    public function prepare(string $query): DatabaseInterface;
+    public function execute(array $data): array;
+    public function insert(array $values): void;
+    public function update(array $data): void;
+    public function delete(array $data): void;
+}