amended cache depth migration

kueda · Nov 12, 2009 · ad6dda9 · ad6dda9
1 parent ad26f7b
commit ad6dda9
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/README.rdoc b/README.rdoc
@@ -73,7 +73,7 @@ The acts_as_tree methods supports the following options:
                          :restrict  An AncestryException is raised if any children exist
   :cache_depth           Cache the depth of each node in the 'ancestry_depth' column (default: false)
                          If you turn depth_caching on for an existing model:
-                         - Migrate: add_column [table], :ancestry_depth, :default => 0
+                         - Migrate: add_column [table], :ancestry_depth, :integer, :default => 0
                          - Build cache: TreeNode.rebuild_depth_cache!
   :depth_cache_column    Pass in a symbol to store depth cache in a different column