126    * @param string $parent Required. The parent resource. For example:
140   public function createDocument($parent, $collectionId, Document $postBody, $optParams = [])  argument
142     $params = ['parent' => $parent, 'collectionId' => $collectionId, 'postBody' => $postBody];
191    * @param string $parent Required. The parent resource name. In the format:
217   public function listProjectsDatabasesDocuments($parent, $collectionId, $optParams = [])  argument
219     $params = ['parent' => $parent, 'collectionId' => $collectionId];
227    * @param string $parent Required. The parent document. In the format:
235   public function listCollectionIds($parent, ListCollectionIdsRequest $postBody, $optParams = [])  argument
237     $params = ['parent' => $parent, 'postBody' => $postBody];
244    * @param string $parent Required. The parent resource name. In the format:
270   public function listDocuments($parent, $collectionId, $optParams = [])  argument
272     $params = ['parent' => $parent, 'collectionId' => $collectionId];
297    * @param string $parent Required. The parent resource name. In the format:
304   public function partitionQuery($parent, PartitionQueryRequest $postBody, $optParams = [])  argument
306     $params = ['parent' => $parent, 'postBody' => $postBody];
357    * @param string $parent Required. The parent resource name. In the format:
366 …public function runAggregationQuery($parent, RunAggregationQueryRequest $postBody, $optParams = [])  argument
368     $params = ['parent' => $parent, 'postBody' => $postBody];
375    * @param string $parent Required. The parent resource name. In the format:
384   public function runQuery($parent, RunQueryRequest $postBody, $optParams = [])  argument
386     $params = ['parent' => $parent, 'postBody' => $postBody];