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<?php
defined('BASEPATH') OR exit('No direct script access allowed');
class Migration_Add_files extends CI_Migration {
public function up()
{
$prefix = $this->db->dbprefix;
if ($this->db->dbdriver == 'postgre') {
$this->db->query('
CREATE TABLE IF NOT EXISTS "'.$prefix.'files" (
"hash" varchar(32) NOT NULL,
"id" varchar(6) NOT NULL,
"filename" varchar(256) NOT NULL,
"password" varchar(40) DEFAULT NULL,
"date" integer NOT NULL,
"mimetype" varchar(255) NOT NULL,
PRIMARY KEY ("id")
);
CREATE INDEX "files_date_idx" ON '.$prefix.'files ("date");
CREATE INDEX "files_hash_id_idx" ON '.$prefix.'files ("hash", "id");
');
} else {
$this->db->query('
CREATE TABLE IF NOT EXISTS `'.$prefix.'files` (
`hash` varchar(32) CHARACTER SET ascii NOT NULL,
`id` varchar(6) CHARACTER SET ascii COLLATE ascii_bin NOT NULL,
`filename` varchar(256) COLLATE utf8_bin NOT NULL,
`password` varchar(40) CHARACTER SET ascii COLLATE ascii_bin DEFAULT NULL,
`date` int(11) unsigned NOT NULL,
`mimetype` varchar(255) CHARACTER SET ascii NOT NULL,
PRIMARY KEY (`id`),
KEY `date` (`date`),
KEY `hash` (`hash`,`id`)
) ENGINE=MyISAM DEFAULT CHARSET=utf8 COLLATE=utf8_bin;
');
}
}
public function down()
{
$this->dbforge->drop_table('files');
}
}
|
