<?php
+/**
+ * @copyright Copyright (C) 2020, Friendica
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ *
+ */
namespace Friendica\Database;
use PDOStatement;
/**
- * @class MySQL database class
- *
* This class is for the low level database stuff that does driver specific things.
*/
class DBA
*
* Please use DBA::selectFirst or DBA::exists whenever this is possible.
*
- * @brief Fetches the first row
* @param string $sql SQL statement
* @return array first row of query
* @throws \Exception
}
/**
- * Updates rows in the database. When $old_fields is set to an array,
+ * Updates rows in the database.
+ *
+ * When $old_fields is set to an array,
* the system will only do an update if the fields in that array changed.
*
* Attention:
* Only set $old_fields to a boolean value when you are sure that you will update a single row.
* When you set $old_fields to "true" then $fields must contain all relevant fields!
*
- * @brief Updates rows
* @param string|array $table Table name or array [schema => table]
* @param array $fields contains the fields that are updated
* @param array $condition condition array with the key values
return DI::dba()->processlist();
}
+ /**
+ * Fetch a database variable
+ *
+ * @param string $name
+ * @return string content
+ */
+ public static function getVariable(string $name)
+ {
+ return DI::dba()->getVariable($name);
+ }
+
/**
* Checks if $array is a filled array with at least one entry.
*