title: "collections"
...
+{% comment %}
+Copyright (C) The Arvados Authors. All rights reserved.
+
+SPDX-License-Identifier: CC-BY-SA-3.0
+{% endcomment %}
API endpoint base: @https://{{ site.arvados_api_host }}/arvados/v1/collections@
|_. Attribute|_. Type|_. Description|_. Example|
|name|string|||
|description|text|||
+|properties|hash|User-defined metadata, may be used in queries using "subproperty filters":{{site.baseurl}}/api/methods.html#subpropertyfilters ||
|portable_data_hash|string|The MD5 sum of the manifest text stripped of block hints other than the size hint.||
|manifest_text|text|||
|replication_desired|number|Minimum storage replication level desired for each data block referenced by this collection. A value of @null@ signifies that the site default replication level (typically 2) is desired.|@2@|
|replication_confirmed|number|Replication level most recently confirmed by the storage system. This field is null when a collection is first created, and is reset to null when the manifest_text changes in a way that introduces a new data block. An integer value indicates the replication level of the _least replicated_ data block in the collection.|@2@, null|
|replication_confirmed_at|datetime|When replication_confirmed was confirmed. If replication_confirmed is null, this field is also null.||
+|trash_at|datetime|If @trash_at@ is non-null and in the past, this collection will be hidden from API calls. May be untrashed.||
+|delete_at|datetime|If @delete_at@ is non-null and in the past, the collection may be permanently deleted.||
+|is_trashed|datetime|True if @trash_at@ is in the past, false if not.||
h3. Conditions of creating a Collection
h3. delete
-Delete an existing Collection.
+Put a Collection in the trash. This sets the @trash_at@ field to @now@ and @delete_at@ field to @now@ + token TTL. A trashed group is invisible to most API calls unless the @include_trash@ parameter is true.
Arguments:
|_. Argument |_. Type |_. Description |_. Location |_. Example |
{background:#ccffcc}.|uuid|string|The UUID of the Collection in question.|path||
|collection|object||query||
+
+h3. untrash
+
+Remove a Collection from the trash. This sets the @trash_at@ and @delete_at@ fields to @null@.
+
+Arguments:
+
+table(table table-bordered table-condensed).
+|_. Argument |_. Type |_. Description |_. Location |_. Example |
+{background:#ccffcc}.|uuid|string|The UUID of the Collection to untrash.|path||
+|ensure_unique_name|boolean (default false)|Rename collection uniquely if untrashing it would fail with a unique name conflict.|query||