diff --git a/src/applications/maniphest/query/ManiphestTaskQuery.php b/src/applications/maniphest/query/ManiphestTaskQuery.php
index c8883c4145..c8995a9e4e 100644
--- a/src/applications/maniphest/query/ManiphestTaskQuery.php
+++ b/src/applications/maniphest/query/ManiphestTaskQuery.php
@@ -1,1131 +1,1123 @@
 <?php
 
 /**
  * Query tasks by specific criteria. This class uses the higher-performance
  * but less-general Maniphest indexes to satisfy queries.
  */
 final class ManiphestTaskQuery extends PhabricatorCursorPagedPolicyAwareQuery {
 
   private $taskIDs             = array();
   private $taskPHIDs           = array();
   private $authorPHIDs         = array();
   private $ownerPHIDs          = array();
   private $includeUnowned      = null;
   private $projectPHIDs        = array();
   private $xprojectPHIDs       = array();
   private $subscriberPHIDs     = array();
   private $anyProjectPHIDs     = array();
   private $anyUserProjectPHIDs = array();
   private $includeNoProject    = null;
   private $dateCreatedAfter;
   private $dateCreatedBefore;
   private $dateModifiedAfter;
   private $dateModifiedBefore;
 
   private $fullTextSearch   = '';
 
   private $status           = 'status-any';
   const STATUS_ANY          = 'status-any';
   const STATUS_OPEN         = 'status-open';
   const STATUS_CLOSED       = 'status-closed';
   const STATUS_RESOLVED     = 'status-resolved';
   const STATUS_WONTFIX      = 'status-wontfix';
   const STATUS_INVALID      = 'status-invalid';
   const STATUS_SPITE        = 'status-spite';
   const STATUS_DUPLICATE    = 'status-duplicate';
 
   private $statuses;
   private $priorities;
 
   private $groupBy          = 'group-none';
   const GROUP_NONE          = 'group-none';
   const GROUP_PRIORITY      = 'group-priority';
   const GROUP_OWNER         = 'group-owner';
   const GROUP_STATUS        = 'group-status';
   const GROUP_PROJECT       = 'group-project';
 
   private $orderBy          = 'order-modified';
   const ORDER_PRIORITY      = 'order-priority';
   const ORDER_CREATED       = 'order-created';
   const ORDER_MODIFIED      = 'order-modified';
   const ORDER_TITLE         = 'order-title';
 
   private $needSubscriberPHIDs;
   private $needProjectPHIDs;
 
   private $blockingTasks;
   private $blockedTasks;
 
   private $projectPolicyCheckFailed = false;
 
   const DEFAULT_PAGE_SIZE   = 1000;
 
   public function withAuthors(array $authors) {
     $this->authorPHIDs = $authors;
     return $this;
   }
 
   public function withIDs(array $ids) {
     $this->taskIDs = $ids;
     return $this;
   }
 
   public function withPHIDs(array $phids) {
     $this->taskPHIDs = $phids;
     return $this;
   }
 
   public function withOwners(array $owners) {
     $this->includeUnowned = false;
     foreach ($owners as $k => $phid) {
       if ($phid == ManiphestTaskOwner::OWNER_UP_FOR_GRABS || $phid === null) {
         $this->includeUnowned = true;
         unset($owners[$k]);
         break;
       }
     }
     $this->ownerPHIDs = $owners;
     return $this;
   }
 
   public function withAllProjects(array $projects) {
     $this->includeNoProject = false;
     foreach ($projects as $k => $phid) {
       if ($phid == ManiphestTaskOwner::PROJECT_NO_PROJECT) {
         $this->includeNoProject = true;
         unset($projects[$k]);
       }
     }
     $this->projectPHIDs = $projects;
     return $this;
   }
 
   /**
    * Add an additional "all projects" constraint to existing filters.
    *
    * This is used by boards to supplement queries.
    *
    * @param list<phid> List of project PHIDs to add to any existing constraint.
    * @return this
    */
   public function addWithAllProjects(array $projects) {
     if ($this->projectPHIDs === null) {
       $this->projectPHIDs = array();
     }
 
     return $this->withAllProjects(array_merge($this->projectPHIDs, $projects));
   }
 
   public function withoutProjects(array $projects) {
     $this->xprojectPHIDs = $projects;
     return $this;
   }
 
   public function withStatus($status) {
     $this->status = $status;
     return $this;
   }
 
   public function withStatuses(array $statuses) {
     $this->statuses = $statuses;
     return $this;
   }
 
   public function withPriorities(array $priorities) {
     $this->priorities = $priorities;
     return $this;
   }
 
   public function withSubscribers(array $subscribers) {
     $this->subscriberPHIDs = $subscribers;
     return $this;
   }
 
   public function withFullTextSearch($fulltext_search) {
     $this->fullTextSearch = $fulltext_search;
     return $this;
   }
 
   public function setGroupBy($group) {
     $this->groupBy = $group;
     return $this;
   }
 
   public function setOrderBy($order) {
     $this->orderBy = $order;
     return $this;
   }
 
   public function withAnyProjects(array $projects) {
     $this->anyProjectPHIDs = $projects;
     return $this;
   }
 
   public function withAnyUserProjects(array $users) {
     $this->anyUserProjectPHIDs = $users;
     return $this;
   }
 
   /**
    * True returns tasks that are blocking other tasks only.
    * False returns tasks that are not blocking other tasks only.
    * Null returns tasks regardless of blocking status.
    */
   public function withBlockingTasks($mode) {
     $this->blockingTasks = $mode;
     return $this;
   }
 
   public function shouldJoinBlockingTasks() {
     return $this->blockingTasks !== null;
   }
 
   /**
    * True returns tasks that are blocked by other tasks only.
    * False returns tasks that are not blocked by other tasks only.
    * Null returns tasks regardless of blocked by status.
    */
   public function withBlockedTasks($mode) {
     $this->blockedTasks = $mode;
     return $this;
   }
 
   public function shouldJoinBlockedTasks() {
     return $this->blockedTasks !== null;
   }
 
   public function withDateCreatedBefore($date_created_before) {
     $this->dateCreatedBefore = $date_created_before;
     return $this;
   }
 
   public function withDateCreatedAfter($date_created_after) {
     $this->dateCreatedAfter = $date_created_after;
     return $this;
   }
 
   public function withDateModifiedBefore($date_modified_before) {
     $this->dateModifiedBefore = $date_modified_before;
     return $this;
   }
 
   public function withDateModifiedAfter($date_modified_after) {
     $this->dateModifiedAfter = $date_modified_after;
     return $this;
   }
 
   public function needSubscriberPHIDs($bool) {
     $this->needSubscriberPHIDs = $bool;
     return $this;
   }
 
   public function needProjectPHIDs($bool) {
     $this->needProjectPHIDs = $bool;
     return $this;
   }
 
   protected function willExecute() {
     // Make sure the user can see any projects specified in this
     // query FIRST.
     if ($this->projectPHIDs) {
       $projects = id(new PhabricatorProjectQuery())
         ->setViewer($this->getViewer())
         ->withPHIDs($this->projectPHIDs)
         ->execute();
       $projects = mpull($projects, null, 'getPHID');
       foreach ($this->projectPHIDs as $index => $phid) {
         $project = idx($projects, $phid);
         if (!$project) {
           unset($this->projectPHIDs[$index]);
           continue;
         }
       }
       if (!$this->projectPHIDs) {
         $this->projectPolicyCheckFailed = true;
       }
       $this->projectPHIDs = array_values($this->projectPHIDs);
     }
   }
 
   protected function loadPage() {
 
     if ($this->projectPolicyCheckFailed) {
       throw new PhabricatorEmptyQueryException();
     }
 
     $task_dao = new ManiphestTask();
     $conn = $task_dao->establishConnection('r');
 
     $where = array();
     $where[] = $this->buildTaskIDsWhereClause($conn);
     $where[] = $this->buildTaskPHIDsWhereClause($conn);
     $where[] = $this->buildStatusWhereClause($conn);
     $where[] = $this->buildStatusesWhereClause($conn);
     $where[] = $this->buildPrioritiesWhereClause($conn);
     $where[] = $this->buildDependenciesWhereClause($conn);
     $where[] = $this->buildAuthorWhereClause($conn);
     $where[] = $this->buildOwnerWhereClause($conn);
     $where[] = $this->buildProjectWhereClause($conn);
     $where[] = $this->buildAnyProjectWhereClause($conn);
     $where[] = $this->buildAnyUserProjectWhereClause($conn);
     $where[] = $this->buildXProjectWhereClause($conn);
     $where[] = $this->buildFullTextWhereClause($conn);
 
     if ($this->dateCreatedAfter) {
       $where[] = qsprintf(
         $conn,
         'task.dateCreated >= %d',
         $this->dateCreatedAfter);
     }
 
     if ($this->dateCreatedBefore) {
       $where[] = qsprintf(
         $conn,
         'task.dateCreated <= %d',
         $this->dateCreatedBefore);
     }
 
     if ($this->dateModifiedAfter) {
       $where[] = qsprintf(
         $conn,
         'task.dateModified >= %d',
         $this->dateModifiedAfter);
     }
 
     if ($this->dateModifiedBefore) {
       $where[] = qsprintf(
         $conn,
         'task.dateModified <= %d',
         $this->dateModifiedBefore);
     }
 
     $where[] = $this->buildPagingClause($conn);
 
     $where = $this->formatWhereClause($where);
 
     $having = '';
     $count = '';
 
     if (count($this->projectPHIDs) > 1) {
       // We want to treat the query as an intersection query, not a union
       // query. We sum the project count and require it be the same as the
       // number of projects we're searching for.
 
       $count = ', COUNT(project.dst) projectCount';
       $having = qsprintf(
         $conn,
         'HAVING projectCount = %d',
         count($this->projectPHIDs));
     }
 
     $order = $this->buildCustomOrderClause($conn);
 
     // TODO: Clean up this nonstandardness.
     if (!$this->getLimit()) {
       $this->setLimit(self::DEFAULT_PAGE_SIZE);
     }
 
     $group_column = '';
     switch ($this->groupBy) {
       case self::GROUP_PROJECT:
         $group_column = qsprintf(
           $conn,
           ', projectGroupName.indexedObjectPHID projectGroupPHID');
         break;
     }
 
     $rows = queryfx_all(
       $conn,
       'SELECT task.* %Q %Q FROM %T task %Q %Q %Q %Q %Q %Q',
       $count,
       $group_column,
       $task_dao->getTableName(),
       $this->buildJoinsClause($conn),
       $where,
       $this->buildGroupClause($conn),
       $having,
       $order,
       $this->buildLimitClause($conn));
 
     switch ($this->groupBy) {
       case self::GROUP_PROJECT:
         $data = ipull($rows, null, 'id');
         break;
       default:
         $data = $rows;
         break;
     }
 
     $tasks = $task_dao->loadAllFromArray($data);
 
     switch ($this->groupBy) {
       case self::GROUP_PROJECT:
         $results = array();
         foreach ($rows as $row) {
           $task = clone $tasks[$row['id']];
           $task->attachGroupByProjectPHID($row['projectGroupPHID']);
           $results[] = $task;
         }
         $tasks = $results;
         break;
     }
 
     return $tasks;
   }
 
   protected function willFilterPage(array $tasks) {
     if ($this->groupBy == self::GROUP_PROJECT) {
       // We should only return project groups which the user can actually see.
       $project_phids = mpull($tasks, 'getGroupByProjectPHID');
       $projects = id(new PhabricatorProjectQuery())
         ->setViewer($this->getViewer())
         ->withPHIDs($project_phids)
         ->execute();
       $projects = mpull($projects, null, 'getPHID');
 
       foreach ($tasks as $key => $task) {
         if (!$task->getGroupByProjectPHID()) {
           // This task is either not in any projects, or only in projects
           // which we're ignoring because they're being queried for explicitly.
           continue;
         }
 
         if (empty($projects[$task->getGroupByProjectPHID()])) {
           unset($tasks[$key]);
         }
       }
     }
 
     return $tasks;
   }
 
   protected function didFilterPage(array $tasks) {
     $phids = mpull($tasks, 'getPHID');
 
     if ($this->needProjectPHIDs) {
       $edge_query = id(new PhabricatorEdgeQuery())
         ->withSourcePHIDs($phids)
         ->withEdgeTypes(
           array(
             PhabricatorProjectObjectHasProjectEdgeType::EDGECONST,
           ));
       $edge_query->execute();
 
       foreach ($tasks as $task) {
         $project_phids = $edge_query->getDestinationPHIDs(
           array($task->getPHID()));
         $task->attachProjectPHIDs($project_phids);
       }
     }
 
     if ($this->needSubscriberPHIDs) {
       $subscriber_sets = id(new PhabricatorSubscribersQuery())
         ->withObjectPHIDs($phids)
         ->execute();
       foreach ($tasks as $task) {
         $subscribers = idx($subscriber_sets, $task->getPHID(), array());
         $task->attachSubscriberPHIDs($subscribers);
       }
     }
 
     return $tasks;
   }
 
   private function buildTaskIDsWhereClause(AphrontDatabaseConnection $conn) {
     if (!$this->taskIDs) {
       return null;
     }
 
     return qsprintf(
       $conn,
       'task.id in (%Ld)',
       $this->taskIDs);
   }
 
   private function buildTaskPHIDsWhereClause(AphrontDatabaseConnection $conn) {
     if (!$this->taskPHIDs) {
       return null;
     }
 
     return qsprintf(
       $conn,
       'task.phid in (%Ls)',
       $this->taskPHIDs);
   }
 
   private function buildStatusWhereClause(AphrontDatabaseConnection $conn) {
     static $map = array(
       self::STATUS_RESOLVED   => ManiphestTaskStatus::STATUS_CLOSED_RESOLVED,
       self::STATUS_WONTFIX    => ManiphestTaskStatus::STATUS_CLOSED_WONTFIX,
       self::STATUS_INVALID    => ManiphestTaskStatus::STATUS_CLOSED_INVALID,
       self::STATUS_SPITE      => ManiphestTaskStatus::STATUS_CLOSED_SPITE,
       self::STATUS_DUPLICATE  => ManiphestTaskStatus::STATUS_CLOSED_DUPLICATE,
     );
 
     switch ($this->status) {
       case self::STATUS_ANY:
         return null;
       case self::STATUS_OPEN:
         return qsprintf(
           $conn,
           'task.status IN (%Ls)',
           ManiphestTaskStatus::getOpenStatusConstants());
       case self::STATUS_CLOSED:
         return qsprintf(
           $conn,
           'task.status IN (%Ls)',
           ManiphestTaskStatus::getClosedStatusConstants());
       default:
         $constant = idx($map, $this->status);
         if (!$constant) {
           throw new Exception("Unknown status query '{$this->status}'!");
         }
         return qsprintf(
           $conn,
           'task.status = %s',
           $constant);
     }
   }
 
   private function buildStatusesWhereClause(AphrontDatabaseConnection $conn) {
     if ($this->statuses) {
       return qsprintf(
         $conn,
         'task.status IN (%Ls)',
         $this->statuses);
     }
     return null;
   }
 
   private function buildPrioritiesWhereClause(AphrontDatabaseConnection $conn) {
     if ($this->priorities) {
       return qsprintf(
         $conn,
         'task.priority IN (%Ld)',
         $this->priorities);
     }
 
     return null;
   }
 
   private function buildAuthorWhereClause(AphrontDatabaseConnection $conn) {
     if (!$this->authorPHIDs) {
       return null;
     }
 
     return qsprintf(
       $conn,
       'task.authorPHID in (%Ls)',
       $this->authorPHIDs);
   }
 
   private function buildOwnerWhereClause(AphrontDatabaseConnection $conn) {
     if (!$this->ownerPHIDs) {
       if ($this->includeUnowned === null) {
         return null;
       } else if ($this->includeUnowned) {
         return qsprintf(
           $conn,
           'task.ownerPHID IS NULL');
       } else {
         return qsprintf(
           $conn,
           'task.ownerPHID IS NOT NULL');
       }
     }
 
     if ($this->includeUnowned) {
       return qsprintf(
         $conn,
         'task.ownerPHID IN (%Ls) OR task.ownerPHID IS NULL',
         $this->ownerPHIDs);
     } else {
       return qsprintf(
         $conn,
         'task.ownerPHID IN (%Ls)',
         $this->ownerPHIDs);
     }
   }
 
   private function buildFullTextWhereClause(AphrontDatabaseConnection $conn) {
     if (!strlen($this->fullTextSearch)) {
       return null;
     }
 
     // In doing a fulltext search, we first find all the PHIDs that match the
     // fulltext search, and then use that to limit the rest of the search
     $fulltext_query = id(new PhabricatorSavedQuery())
       ->setEngineClassName('PhabricatorSearchApplicationSearchEngine')
       ->setParameter('query', $this->fullTextSearch);
 
     // NOTE: Setting this to something larger than 2^53 will raise errors in
     // ElasticSearch, and billions of results won't fit in memory anyway.
     $fulltext_query->setParameter('limit', 100000);
     $fulltext_query->setParameter('type', ManiphestTaskPHIDType::TYPECONST);
 
     $engine = PhabricatorSearchEngineSelector::newSelector()->newEngine();
     $fulltext_results = $engine->executeSearch($fulltext_query);
 
     if (empty($fulltext_results)) {
       $fulltext_results = array(null);
     }
 
     return qsprintf(
       $conn,
       'task.phid IN (%Ls)',
       $fulltext_results);
   }
 
   private function buildDependenciesWhereClause(
     AphrontDatabaseConnection $conn) {
 
     if (!$this->shouldJoinBlockedTasks() &&
         !$this->shouldJoinBlockingTasks()) {
       return null;
     }
 
     $parts = array();
     if ($this->blockingTasks === true) {
       $parts[] = qsprintf(
         $conn,
         'blocking.dst IS NOT NULL AND blockingtask.status IN (%Ls)',
         ManiphestTaskStatus::getOpenStatusConstants());
     } else if ($this->blockingTasks === false) {
       $parts[] = qsprintf(
         $conn,
         'blocking.dst IS NULL OR blockingtask.status NOT IN (%Ls)',
         ManiphestTaskStatus::getOpenStatusConstants());
     }
 
     if ($this->blockedTasks === true) {
       $parts[] = qsprintf(
         $conn,
         'blocked.dst IS NOT NULL AND blockedtask.status IN (%Ls)',
         ManiphestTaskStatus::getOpenStatusConstants());
     } else if ($this->blockedTasks === false) {
       $parts[] = qsprintf(
         $conn,
         'blocked.dst IS NULL OR blockedtask.status NOT IN (%Ls)',
         ManiphestTaskStatus::getOpenStatusConstants());
     }
 
     return '('.implode(') OR (', $parts).')';
   }
 
   private function buildProjectWhereClause(AphrontDatabaseConnection $conn) {
     if (!$this->projectPHIDs && !$this->includeNoProject) {
       return null;
     }
 
     $parts = array();
     if ($this->projectPHIDs) {
       $parts[] = qsprintf(
         $conn,
         'project.dst in (%Ls)',
         $this->projectPHIDs);
     }
     if ($this->includeNoProject) {
       $parts[] = qsprintf(
         $conn,
         'project.dst IS NULL');
     }
 
     return '('.implode(') OR (', $parts).')';
   }
 
   private function buildAnyProjectWhereClause(AphrontDatabaseConnection $conn) {
     if (!$this->anyProjectPHIDs) {
       return null;
     }
 
     return qsprintf(
       $conn,
       'anyproject.dst IN (%Ls)',
       $this->anyProjectPHIDs);
   }
 
   private function buildAnyUserProjectWhereClause(
     AphrontDatabaseConnection $conn) {
     if (!$this->anyUserProjectPHIDs) {
       return null;
     }
 
     $projects = id(new PhabricatorProjectQuery())
       ->setViewer($this->getViewer())
       ->withMemberPHIDs($this->anyUserProjectPHIDs)
       ->execute();
     $any_user_project_phids = mpull($projects, 'getPHID');
     if (!$any_user_project_phids) {
       throw new PhabricatorEmptyQueryException();
     }
 
     return qsprintf(
       $conn,
       'anyproject.dst IN (%Ls)',
       $any_user_project_phids);
   }
 
   private function buildXProjectWhereClause(AphrontDatabaseConnection $conn) {
     if (!$this->xprojectPHIDs) {
       return null;
     }
 
     return qsprintf(
       $conn,
       'xproject.dst IS NULL');
   }
 
   private function buildCustomOrderClause(AphrontDatabaseConnection $conn) {
     $reverse = ($this->getBeforeID() xor $this->getReversePaging());
 
     $order = array();
 
     switch ($this->groupBy) {
       case self::GROUP_NONE:
         break;
       case self::GROUP_PRIORITY:
         $order[] = 'task.priority';
         break;
       case self::GROUP_OWNER:
         $order[] = 'task.ownerOrdering';
         break;
       case self::GROUP_STATUS:
         $order[] = 'task.status';
         break;
       case self::GROUP_PROJECT:
         $order[] = '<group.project>';
         break;
       default:
         throw new Exception("Unknown group query '{$this->groupBy}'!");
     }
 
     $app_order = $this->buildApplicationSearchOrders($conn, $reverse);
 
     if (!$app_order) {
       switch ($this->orderBy) {
         case self::ORDER_PRIORITY:
           $order[] = 'task.priority';
           $order[] = 'task.subpriority';
           $order[] = 'task.dateModified';
           break;
         case self::ORDER_CREATED:
           $order[] = 'task.id';
           break;
         case self::ORDER_MODIFIED:
           $order[] = 'task.dateModified';
           break;
         case self::ORDER_TITLE:
           $order[] = 'task.title';
           break;
         default:
           throw new Exception("Unknown order query '{$this->orderBy}'!");
       }
     }
 
     $order = array_unique($order);
 
     if (empty($order) && empty($app_order)) {
       return null;
     }
 
     foreach ($order as $k => $column) {
       switch ($column) {
         case 'subpriority':
         case 'ownerOrdering':
         case 'title':
           if ($reverse) {
             $order[$k] = "{$column} DESC";
           } else {
             $order[$k] = "{$column} ASC";
           }
           break;
         case '<group.project>':
           // Put "No Project" at the end of the list.
           if ($reverse) {
             $order[$k] =
               'projectGroupName.indexedObjectName IS NULL DESC, '.
               'projectGroupName.indexedObjectName DESC';
           } else {
             $order[$k] =
               'projectGroupName.indexedObjectName IS NULL ASC, '.
               'projectGroupName.indexedObjectName ASC';
           }
           break;
         default:
           if ($reverse) {
             $order[$k] = "{$column} ASC";
           } else {
             $order[$k] = "{$column} DESC";
           }
           break;
       }
     }
 
     if ($app_order) {
       foreach ($app_order as $order_by) {
         $order[] = $order_by;
       }
 
       if ($reverse) {
         $order[] = 'task.id ASC';
       } else {
         $order[] = 'task.id DESC';
       }
     }
 
     return 'ORDER BY '.implode(', ', $order);
   }
 
   private function buildJoinsClause(AphrontDatabaseConnection $conn_r) {
     $edge_table = PhabricatorEdgeConfig::TABLE_NAME_EDGE;
 
     $joins = array();
 
     if ($this->projectPHIDs || $this->includeNoProject) {
       $joins[] = qsprintf(
         $conn_r,
         '%Q JOIN %T project ON project.src = task.phid
           AND project.type = %d',
         ($this->includeNoProject ? 'LEFT' : ''),
         $edge_table,
         PhabricatorProjectObjectHasProjectEdgeType::EDGECONST);
     }
 
     if ($this->shouldJoinBlockingTasks()) {
       $joins[] = qsprintf(
         $conn_r,
         'LEFT JOIN %T blocking ON blocking.src = task.phid '.
         'AND blocking.type = %d '.
         'LEFT JOIN %T blockingtask ON blocking.dst = blockingtask.phid',
         $edge_table,
         ManiphestTaskDependedOnByTaskEdgeType::EDGECONST,
         id(new ManiphestTask())->getTableName());
     }
     if ($this->shouldJoinBlockedTasks()) {
       $joins[] = qsprintf(
         $conn_r,
         'LEFT JOIN %T blocked ON blocked.src = task.phid '.
         'AND blocked.type = %d '.
         'LEFT JOIN %T blockedtask ON blocked.dst = blockedtask.phid',
         $edge_table,
         ManiphestTaskDependsOnTaskEdgeType::EDGECONST,
         id(new ManiphestTask())->getTableName());
     }
 
     if ($this->anyProjectPHIDs || $this->anyUserProjectPHIDs) {
       $joins[] = qsprintf(
         $conn_r,
         'JOIN %T anyproject ON anyproject.src = task.phid
           AND anyproject.type = %d',
         $edge_table,
         PhabricatorProjectObjectHasProjectEdgeType::EDGECONST);
     }
 
     if ($this->xprojectPHIDs) {
       $joins[] = qsprintf(
         $conn_r,
         'LEFT JOIN %T xproject ON xproject.src = task.phid
           AND xproject.type = %d
           AND xproject.dst IN (%Ls)',
         $edge_table,
         PhabricatorProjectObjectHasProjectEdgeType::EDGECONST,
         $this->xprojectPHIDs);
     }
 
     if ($this->subscriberPHIDs) {
       $joins[] = qsprintf(
         $conn_r,
         'JOIN %T e_ccs ON e_ccs.src = task.phid '.
         'AND e_ccs.type = %s '.
         'AND e_ccs.dst in (%Ls)',
         PhabricatorEdgeConfig::TABLE_NAME_EDGE,
         PhabricatorObjectHasSubscriberEdgeType::EDGECONST,
         $this->subscriberPHIDs);
     }
 
     switch ($this->groupBy) {
       case self::GROUP_PROJECT:
         $ignore_group_phids = $this->getIgnoreGroupedProjectPHIDs();
         if ($ignore_group_phids) {
           $joins[] = qsprintf(
             $conn_r,
             'LEFT JOIN %T projectGroup ON task.phid = projectGroup.src
               AND projectGroup.type = %d
               AND projectGroup.dst NOT IN (%Ls)',
             $edge_table,
             PhabricatorProjectObjectHasProjectEdgeType::EDGECONST,
             $ignore_group_phids);
         } else {
           $joins[] = qsprintf(
             $conn_r,
             'LEFT JOIN %T projectGroup ON task.phid = projectGroup.src
               AND projectGroup.type = %d',
             $edge_table,
             PhabricatorProjectObjectHasProjectEdgeType::EDGECONST);
         }
         $joins[] = qsprintf(
           $conn_r,
           'LEFT JOIN %T projectGroupName
             ON projectGroup.dst = projectGroupName.indexedObjectPHID',
           id(new ManiphestNameIndex())->getTableName());
         break;
     }
 
     $joins[] = $this->buildApplicationSearchJoinClause($conn_r);
 
     return implode(' ', $joins);
   }
 
   private function buildGroupClause(AphrontDatabaseConnection $conn_r) {
     $joined_multiple_rows = (count($this->projectPHIDs) > 1) ||
                             (count($this->anyProjectPHIDs) > 1) ||
                             $this->shouldJoinBlockingTasks() ||
                             $this->shouldJoinBlockedTasks() ||
                             ($this->getApplicationSearchMayJoinMultipleRows());
 
     $joined_project_name = ($this->groupBy == self::GROUP_PROJECT);
 
     // If we're joining multiple rows, we need to group the results by the
     // task IDs.
     if ($joined_multiple_rows) {
       if ($joined_project_name) {
         return 'GROUP BY task.phid, projectGroup.dst';
       } else {
         return 'GROUP BY task.phid';
       }
     } else {
       return '';
     }
   }
 
   /**
    * Return project PHIDs which we should ignore when grouping tasks by
    * project. For example, if a user issues a query like:
    *
    *   Tasks in all projects: Frontend, Bugs
    *
    * ...then we don't show "Frontend" or "Bugs" groups in the result set, since
    * they're meaningless as all results are in both groups.
    *
    * Similarly, for queries like:
    *
    *   Tasks in any projects: Public Relations
    *
    * ...we ignore the single project, as every result is in that project. (In
    * the case that there are several "any" projects, we do not ignore them.)
    *
    * @return list<phid> Project PHIDs which should be ignored in query
    *                    construction.
    */
   private function getIgnoreGroupedProjectPHIDs() {
     $phids = array();
 
     if ($this->projectPHIDs) {
       $phids[] = $this->projectPHIDs;
     }
 
     if (count($this->anyProjectPHIDs) == 1) {
       $phids[] = $this->anyProjectPHIDs;
     }
 
     // Maybe we should also exclude the "excludeProjectPHIDs"? It won't
     // impact the results, but we might end up with a better query plan.
     // Investigate this on real data? This is likely very rare.
 
     return array_mergev($phids);
   }
 
   private function loadCursorObject($id) {
     $results = id(new ManiphestTaskQuery())
       ->setViewer($this->getPagingViewer())
       ->withIDs(array((int)$id))
       ->execute();
     return head($results);
   }
 
   protected function getPagingValue($result) {
     $id = $result->getID();
 
     switch ($this->groupBy) {
       case self::GROUP_NONE:
         return $id;
       case self::GROUP_PRIORITY:
         return $id.'.'.$result->getPriority();
       case self::GROUP_OWNER:
         return rtrim($id.'.'.$result->getOwnerPHID(), '.');
       case self::GROUP_STATUS:
         return $id.'.'.$result->getStatus();
       case self::GROUP_PROJECT:
         return rtrim($id.'.'.$result->getGroupByProjectPHID(), '.');
       default:
         throw new Exception("Unknown group query '{$this->groupBy}'!");
     }
   }
 
   protected function buildPagingClause(AphrontDatabaseConnection $conn_r) {
     $default = parent::buildPagingClause($conn_r);
 
     $before_id = $this->getBeforeID();
     $after_id = $this->getAfterID();
 
     if (!$before_id && !$after_id) {
       return $default;
     }
 
     $cursor_id = nonempty($before_id, $after_id);
     $cursor_parts = explode('.', $cursor_id, 2);
     $task_id = $cursor_parts[0];
     $group_id = idx($cursor_parts, 1);
 
     $cursor = $this->loadCursorObject($task_id);
     if (!$cursor) {
       // We may loop if we have a cursor and don't build a paging clause; fail
       // instead.
       throw new PhabricatorEmptyQueryException();
     }
 
     $columns = array();
 
     switch ($this->groupBy) {
       case self::GROUP_NONE:
         break;
       case self::GROUP_PRIORITY:
         $columns[] = array(
           'name' => 'task.priority',
           'value' => (int)$group_id,
           'type' => 'int',
         );
         break;
       case self::GROUP_OWNER:
         $columns[] = array(
           'name' => '(task.ownerOrdering IS NULL)',
           'value' => (int)(strlen($group_id) ? 0 : 1),
           'type' => 'int',
         );
         if ($group_id) {
           $paging_users = id(new PhabricatorPeopleQuery())
             ->setViewer($this->getViewer())
             ->withPHIDs(array($group_id))
             ->execute();
           if (!$paging_users) {
             return null;
           }
           $columns[] = array(
             'name' => 'task.ownerOrdering',
             'value' => head($paging_users)->getUsername(),
             'type' => 'string',
             'reverse' => true,
           );
         }
         break;
       case self::GROUP_STATUS:
         $columns[] = array(
           'name' => 'task.status',
           'value' => $group_id,
           'type' => 'string',
         );
         break;
       case self::GROUP_PROJECT:
         $columns[] = array(
           'name' => '(projectGroupName.indexedObjectName IS NULL)',
           'value' => (int)(strlen($group_id) ? 0 : 1),
           'type' => 'int',
         );
         if ($group_id) {
           $paging_projects = id(new PhabricatorProjectQuery())
             ->setViewer($this->getViewer())
             ->withPHIDs(array($group_id))
             ->execute();
           if (!$paging_projects) {
             return null;
           }
           $columns[] = array(
             'name' => 'projectGroupName.indexedObjectName',
             'value' => head($paging_projects)->getName(),
             'type' => 'string',
             'reverse' => true,
           );
         }
         break;
       default:
         throw new Exception("Unknown group query '{$this->groupBy}'!");
     }
 
     $app_columns = $this->buildApplicationSearchPagination($conn_r, $cursor);
     if ($app_columns) {
       $columns = array_merge($columns, $app_columns);
-      $columns[] = array(
-        'name' => 'task.id',
-        'value' => (int)$cursor->getID(),
-        'type' => 'int',
-      );
     } else {
       switch ($this->orderBy) {
         case self::ORDER_PRIORITY:
           if ($this->groupBy != self::GROUP_PRIORITY) {
             $columns[] = array(
               'name' => 'task.priority',
               'value' => (int)$cursor->getPriority(),
               'type' => 'int',
             );
           }
           $columns[] = array(
             'name' => 'task.subpriority',
             'value' => (int)$cursor->getSubpriority(),
             'type' => 'int',
             'reverse' => true,
           );
           $columns[] = array(
             'name' => 'task.dateModified',
             'value' => (int)$cursor->getDateModified(),
             'type' => 'int',
           );
           break;
         case self::ORDER_CREATED:
-          $columns[] = array(
-            'name' => 'task.id',
-            'value' => (int)$cursor->getID(),
-            'type' => 'int',
-          );
+          // This just uses the ID column, below.
           break;
         case self::ORDER_MODIFIED:
           $columns[] = array(
             'name' => 'task.dateModified',
             'value' => (int)$cursor->getDateModified(),
             'type' => 'int',
           );
           break;
         case self::ORDER_TITLE:
           $columns[] = array(
             'name' => 'task.title',
             'value' => $cursor->getTitle(),
             'type' => 'string',
           );
-          $columns[] = array(
-            'name' => 'task.id',
-            'value' => $cursor->getID(),
-            'type' => 'int',
-          );
           break;
         default:
           throw new Exception("Unknown order query '{$this->orderBy}'!");
       }
     }
 
+    $columns[] = array(
+      'name' => 'task.id',
+      'value' => $cursor->getID(),
+      'type' => 'int',
+    );
+
     return $this->buildPagingClauseFromMultipleColumns(
       $conn_r,
       $columns,
       array(
         'reversed' => (bool)($before_id xor $this->getReversePaging()),
       ));
   }
 
   protected function getApplicationSearchObjectPHIDColumn() {
     return 'task.phid';
   }
 
   public function getQueryApplicationClass() {
     return 'PhabricatorManiphestApplication';
   }
 
 }