<?php

use Hubzero\Content\Migration\Base;

// No direct access
defined('_HZEXEC_') or die();

/**
 * Migration to add primary key to hosttype table
 **/

class Migration20180924153232ComTools extends Base
{
	/**
	 * Up
	 **/
	public function up()
	{
		if (!$mwdb = $this->getMWDBO())
		{
			$this->setError('Failed to connect to the middleware database', 'warning');
			return false;
		}

		if ($mwdb->tableExists('hosttype'))
		{
			if (!$mwdb->tableHasKey('hosttype', 'name'))
			{
				$query = "ALTER TABLE `hosttype` ADD PRIMARY KEY (name)";
				$mwdb->setQuery($query);
				$mwdb->query();
			}
		}
	}

	/**
	 * Down
	 **/
	public function down()
	{
		if (!$mwdb = $this->getMWDBO())
		{
			$this->setError('Failed to connect to the middleware database', 'warning');
			return false;
		}

		if ($mwdb->tableExists('hosttype'))
		{
			if ($mwdb->getPrimaryKey('hosttype') == 'name')
			{
				$query = "ALTER TABLE `hosttype` DROP PRIMARY KEY";
				$mwdb->setQuery($query);
				$mwdb->query();
			}
		}
	}
}

<?php

use Hubzero\Content\Migration\Base;

// No direct access
defined('_HZEXEC_') or die();

/**
 * Migration to add primary key to hosttype table
 **/

class Migration20180924153232ComTools extends Base
{
	/**
	 * Up
	 **/
	public function up()
	{
		if (!$mwdb = $this->getMWDBO())
		{
			$this->setError('Failed to connect to the middleware database', 'warning');
			return false;
		}

		if ($mwdb->tableExists('hosttype'))
		{
			if (!$mwdb->tableHasKey('hosttype', 'name') && !$mwdb->getPrimaryKey('hosttype'))
			{
				$query = "ALTER TABLE `hosttype` ADD PRIMARY KEY (name)";
				$mwdb->setQuery($query);
				$mwdb->query();
			}
		}
	}

	/**
	 * Down
	 **/
	public function down()
	{
		if (!$mwdb = $this->getMWDBO())
		{
			$this->setError('Failed to connect to the middleware database', 'warning');
			return false;
		}

		if ($mwdb->tableExists('hosttype'))
		{
			if ($mwdb->getPrimaryKey('hosttype') == 'name')
			{
				$query = "ALTER TABLE `hosttype` DROP PRIMARY KEY";
				$mwdb->setQuery($query);
				$mwdb->query();
			}
		}
	}
}

Check for primary key too
[fix] Check for primary key too
