Merge branch '15522-arvmount-ops-encoding'

[arvados.git] / services / api / db / migrate / 20141208174653_collection_file_names.rb

diff --git a/services/api/db/migrate/20141208174653_collection_file_names.rb b/services/api/db/migrate/20141208174653_collection_file_names.rb
index 20b637cb01a0881f519a6e1442de28667fa843ca..7abd778c045d75f15d5ce41e10d6a027d88c56c4 100644 (file)
--- a/services/api/db/migrate/20141208174653_collection_file_names.rb
+++ b/services/api/db/migrate/20141208174653_collection_file_names.rb
@@ -1,15 +1,19 @@
-class CollectionFileNames < ActiveRecord::Migration
+# Copyright (C) The Arvados Authors. All rights reserved.
+#
+# SPDX-License-Identifier: AGPL-3.0
+
+class CollectionFileNames < ActiveRecord::Migration[4.2]
   include CurrentApiClient
 
   def up
-    add_column :collections, :file_names, :string, :limit => 2**16
+    add_column :collections, :file_names, :string, :limit => 2**13
 
     act_as_system_user do
-      Collection.all.each do |c|
-        if c.manifest_text
-          c.file_names = c.manifest_text[0, 2**16]
-          c.save!
-        end
+      Collection.find_each(batch_size: 20) do |c|
+        file_names = c.manifest_files
+        ActiveRecord::Base.connection.execute "UPDATE collections
+                    SET file_names = #{ActiveRecord::Base.connection.quote(file_names)}
+                    WHERE uuid = '#{c.uuid}'"
       end
     end
   end