icingaweb2/library/Icinga/Data/Fetchable.php

49 lines
959 B
PHP

<?php
namespace Icinga\Data;
/**
* Interface for retrieving data
*/
interface Fetchable
{
/**
* Retrieve an array containing all rows of the result set
*
* @return array
*/
public function fetchAll();
/**
* Fetch the first row of the result set
*
* @return mixed
*/
public function fetchRow();
/**
* Fetch a column of all rows of the result set as an array
*
* @param int $columnIndex Index of the column to fetch
*
* @return array
*/
public function fetchColumn($columnIndex = 0);
/**
* Fetch the first column of the first row of the result set
*
* @return string
*/
public function fetchOne();
/**
* Fetch all rows of the result set as an array of key-value pairs
*
* The first column is the key, the second column is the value.
*
* @return array
*/
public function fetchPairs();
}