PrepareAppend boolean logic originally written incorrectly (#60)

Author: matthewvon

db/version_edit_handler.cc

@@ -534,8 +534,8 @@ Status VersionEditHandler::MaybeCreateVersion(const VersionEdit& /*edit*/,
       // Install new version
       v->PrepareAppend(
           *cfd->GetLatestMutableCFOptions(),
-          !(version_set_->db_options_->skip_stats_update_on_db_open ||
-            kFilePreloadDisabled == cfd->ioptions()->file_preload));
+          !(version_set_->db_options_->skip_stats_update_on_db_open) ||
+          kFilePreloadDisabled == cfd->ioptions()->file_preload);
 
       version_set_->AppendVersion(cfd, v);
     } else {
@@ -810,8 +810,8 @@ Status VersionEditHandlerPointInTime::MaybeCreateVersion(
     if (s.ok()) {
       version->PrepareAppend(
           *cfd->GetLatestMutableCFOptions(),
-          !(version_set_->db_options_->skip_stats_update_on_db_open ||
-            kFilePreloadDisabled == cfd->ioptions()->file_preload));
+          !(version_set_->db_options_->skip_stats_update_on_db_open) ||
+          kFilePreloadDisabled == cfd->ioptions()->file_preload);
       auto v_iter = versions_.find(cfd->GetID());
       if (v_iter != versions_.end()) {
         delete v_iter->second;