friendica/update.php

<?php

function update_1000() {

	q("ALTER TABLE `item` DROP `like`, DROP `dislike` ");

	q("ALTER TABLE `item` ADD `verb` CHAR( 255 ) NOT NULL AFTER `body` ,
		ADD `object-type` CHAR( 255 ) NOT NULL AFTER `verb` ,
		ADD `object` TEXT NOT NULL AFTER `object-type` ");

	q("ALTER TABLE `intro` ADD `duplex` TINYINT( 1 ) NOT NULL DEFAULT '0' AFTER `knowyou` ");
	q("ALTER TABLE `contact` ADD `duplex` TINYINT( 1 ) NOT NULL DEFAULT '0' AFTER `rel` ");
 	q("ALTER TABLE `contact` CHANGE `issued-pubkey` `issued-pubkey` TEXT CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL");  
	q("ALTER TABLE `contact` ADD `term-date` DATETIME NOT NULL DEFAULT '0000-00-00 00:00:00' AFTER `avatar-date`");
}

function update_1001() {
	q("ALTER TABLE `item` ADD `wall` TINYINT( 1 ) NOT NULL DEFAULT '0' AFTER `type` ");
	q("ALTER TABLE `item` ADD INDEX ( `wall` )");  
}

function update_1002() {
	q("ALTER TABLE `item` ADD `gravity` TINYINT( 1 ) NOT NULL DEFAULT '0' AFTER `wall` ");
}