perf(SqliteCache): add index to updated (#3515)

* refactor(SqliteCache)

* perf(SqliteCache): add index to updated
This commit is contained in:
Dag 2023-07-15 22:12:16 +02:00 committed by GitHub
parent eaea8e6640
commit ef8181478d
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23

View file

@ -1,8 +1,5 @@
<?php
/**
* Cache based on SQLite 3 <https://www.sqlite.org>
*/
class SQLiteCache implements CacheInterface
{
private \SQLite3 $db;
@ -32,6 +29,7 @@ class SQLiteCache implements CacheInterface
$this->db = new \SQLite3($config['file']);
$this->db->enableExceptions(true);
$this->db->exec("CREATE TABLE storage ('key' BLOB PRIMARY KEY, 'value' BLOB, 'updated' INTEGER)");
$this->db->exec('CREATE INDEX idx_storage_updated ON storage (updated)');
}
$this->db->busyTimeout($config['timeout']);
}
@ -42,20 +40,22 @@ class SQLiteCache implements CacheInterface
$stmt->bindValue(':key', $this->getCacheKey());
$result = $stmt->execute();
if ($result) {
$data = $result->fetchArray(\SQLITE3_ASSOC);
if (isset($data['value'])) {
return unserialize($data['value']);
$row = $result->fetchArray(\SQLITE3_ASSOC);
$data = unserialize($row['value']);
if ($data !== false) {
return $data;
}
}
return null;
}
public function saveData($data): void
{
$blob = serialize($data);
$stmt = $this->db->prepare('INSERT OR REPLACE INTO storage (key, value, updated) VALUES (:key, :value, :updated)');
$stmt->bindValue(':key', $this->getCacheKey());
$stmt->bindValue(':value', serialize($data));
$stmt->bindValue(':value', $blob);
$stmt->bindValue(':updated', time());
$stmt->execute();
}
@ -66,12 +66,9 @@ class SQLiteCache implements CacheInterface
$stmt->bindValue(':key', $this->getCacheKey());
$result = $stmt->execute();
if ($result) {
$data = $result->fetchArray(\SQLITE3_ASSOC);
if (isset($data['updated'])) {
return $data['updated'];
}
$row = $result->fetchArray(\SQLITE3_ASSOC);
return $row['updated'];
}
return null;
}