<?php

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

class simpleDbMemory {

    function Create($tableName, $fields) {
        $this->tHead[$tableName] = $fields;
    }

    function Insert($tableName, $values) {
        $this->tStorage[$tableName][] = $values;
    }

    function Delete($tableName, $key = null, $value = null) {
        if ($key == null) {
            $this->tStorage[$tableName] = array();
        } else {
            $newTable = array();
            $table = $this->tStorage[$tableName];

            foreach ($table as $linha) {
                if ($linha[$key] != $value) {
                    $newTable[] = $linha;
                }
            }
            $this->tStorage[$tableName] = $newTable;
        }
    }

    function Select($tableName, $key = null, $value = null) {
        if (!$key) {
            return $this->tStorage[$tableName];
        } else {
            $newTable = array();
            $table = $this->tStorage[$tableName];

            foreach ($table as $linha) {
                if ($linha[$key] == $value) {
                    $newTable[] = $linha;
                }
            }
            return $newTable;
        }
    }

    private $db;
    private $tStorage;
    private $tHead;

}

?>