diff --git a/src/applications/diviner/storage/DivinerLiveSymbol.php b/src/applications/diviner/storage/DivinerLiveSymbol.php
index 3281b50140..4b52d2ac7b 100644
--- a/src/applications/diviner/storage/DivinerLiveSymbol.php
+++ b/src/applications/diviner/storage/DivinerLiveSymbol.php
@@ -1,245 +1,245 @@
 <?php
 
 final class DivinerLiveSymbol extends DivinerDAO
   implements PhabricatorPolicyInterface, PhabricatorMarkupInterface {
 
   protected $bookPHID;
   protected $context;
   protected $type;
   protected $name;
   protected $atomIndex;
   protected $graphHash;
   protected $identityHash;
   protected $nodeHash;
 
   protected $title;
   protected $titleSlugHash;
   protected $groupName;
   protected $summary;
   protected $isDocumentable = 0;
 
   private $book = self::ATTACHABLE;
   private $atom = self::ATTACHABLE;
   private $extends = self::ATTACHABLE;
   private $children = self::ATTACHABLE;
 
   public function getConfiguration() {
     return array(
       self::CONFIG_AUX_PHID => true,
       self::CONFIG_TIMESTAMPS => false,
       self::CONFIG_COLUMN_SCHEMA => array(
         'context' => 'text255?',
         'type' => 'text32',
         'name' => 'text255',
         'atomIndex' => 'uint32',
         'identityHash' => 'bytes12',
-        'graphHash' => 'bytes64?',
+        'graphHash' => 'text64?',
         'title' => 'text?',
         'titleSlugHash' => 'bytes12?',
         'groupName' => 'text255?',
         'summary' => 'text?',
         'isDocumentable' => 'bool',
-        'nodeHash' => 'bytes64?',
+        'nodeHash' => 'text64?',
       ),
       self::CONFIG_KEY_SCHEMA => array(
         'key_phid' => null,
         'identityHash' => array(
           'columns' => array('identityHash'),
           'unique' => true,
         ),
         'phid' => array(
           'columns' => array('phid'),
           'unique' => true,
         ),
         'graphHash' => array(
           'columns' => array('graphHash'),
           'unique' => true,
         ),
         'nodeHash' => array(
           'columns' => array('nodeHash'),
           'unique' => true,
         ),
         'bookPHID' => array(
           'columns' => array(
             'bookPHID',
             'type',
             'name(64)',
             'context(64)',
             'atomIndex',
           ),
         ),
         'name' => array(
           'columns' => array('name(64)'),
         ),
         'key_slug' => array(
           'columns' => array('titleSlugHash'),
         ),
       ),
     ) + parent::getConfiguration();
   }
 
   public function generatePHID() {
     return PhabricatorPHID::generateNewPHID(DivinerAtomPHIDType::TYPECONST);
   }
 
   public function getBook() {
     return $this->assertAttached($this->book);
   }
 
   public function attachBook(DivinerLiveBook $book) {
     $this->book = $book;
     return $this;
   }
 
   public function getAtom() {
     return $this->assertAttached($this->atom);
   }
 
   public function attachAtom(DivinerLiveAtom $atom) {
     $this->atom = DivinerAtom::newFromDictionary($atom->getAtomData());
     return $this;
   }
 
   public function getURI() {
     $parts = array(
       'book',
       $this->getBook()->getName(),
       $this->getType(),
     );
 
     if ($this->getContext()) {
       $parts[] = $this->getContext();
     }
 
     $parts[] = $this->getName();
 
     if ($this->getAtomIndex()) {
       $parts[] = $this->getAtomIndex();
     }
 
     return '/'.implode('/', $parts).'/';
   }
 
   public function getSortKey() {
     // Sort articles before other types of content. Then, sort atoms in a
     // case-insensitive way.
     return sprintf(
       '%c:%s',
       ($this->getType() == DivinerAtom::TYPE_ARTICLE ? '0' : '1'),
       phutil_utf8_strtolower($this->getTitle()));
   }
 
   public function save() {
 
     // NOTE: The identity hash is just a sanity check because the unique tuple
     // on this table is way way too long to fit into a normal UNIQUE KEY. We
     // don't use it directly, but its existence prevents duplicate records.
 
     if (!$this->identityHash) {
       $this->identityHash = PhabricatorHash::digestForIndex(
         serialize(
           array(
             'bookPHID' => $this->getBookPHID(),
             'context'  => $this->getContext(),
             'type'     => $this->getType(),
             'name'     => $this->getName(),
             'index'    => $this->getAtomIndex(),
           )));
     }
 
     return parent::save();
   }
 
   public function getTitle() {
     $title = parent::getTitle();
     if (!strlen($title)) {
       $title = $this->getName();
     }
     return $title;
   }
 
   public function setTitle($value) {
     $this->writeField('title', $value);
     if (strlen($value)) {
       $slug = DivinerAtomRef::normalizeTitleString($value);
       $hash = PhabricatorHash::digestForIndex($slug);
       $this->titleSlugHash = $hash;
     } else {
       $this->titleSlugHash = null;
     }
     return $this;
   }
 
   public function attachExtends(array $extends) {
     assert_instances_of($extends, 'DivinerLiveSymbol');
     $this->extends = $extends;
     return $this;
   }
 
   public function getExtends() {
     return $this->assertAttached($this->extends);
   }
 
   public function attachChildren(array $children) {
     assert_instances_of($children, 'DivinerLiveSymbol');
     $this->children = $children;
     return $this;
   }
 
   public function getChildren() {
     return $this->assertAttached($this->children);
   }
 
 
 /* -(  PhabricatorPolicyInterface  )----------------------------------------- */
 
   public function getCapabilities() {
     return $this->getBook()->getCapabilities();
   }
 
 
   public function getPolicy($capability) {
     return $this->getBook()->getPolicy($capability);
   }
 
 
   public function hasAutomaticCapability($capability, PhabricatorUser $viewer) {
     return $this->getBook()->hasAutomaticCapability($capability, $viewer);
   }
 
   public function describeAutomaticCapability($capability) {
     return pht('Atoms inherit the policies of the books they are part of.');
   }
 
 
 /* -(  Markup Interface  )--------------------------------------------------- */
 
 
   public function getMarkupFieldKey($field) {
     return $this->getPHID().':'.$field.':'.$this->getGraphHash();
   }
 
 
   public function newMarkupEngine($field) {
     return PhabricatorMarkupEngine::getEngine('diviner');
   }
 
 
   public function getMarkupText($field) {
     return $this->getAtom()->getDocblockText();
   }
 
 
   public function didMarkupText(
     $field,
     $output,
     PhutilMarkupEngine $engine) {
     return $output;
   }
 
 
   public function shouldUseMarkupCache($field) {
     return true;
   }
 
 }