Add ArangoSearchViewLink#inBackground

Fixes #759

Author: pluma

CHANGELOG.md

@@ -60,6 +60,8 @@ This driver uses semantic versioning:
   queue time metrics reported by the most recently received server responses if
   the server supports this feature.
 
+- Added `ArangoSearchViewLink#inBackground` ([#759](https://github.com/arangodb/arangojs/issues/759))
+
 ## [7.6.1] - 2021-10-26
 
 ### Fixed

src/view.ts

@@ -84,6 +84,13 @@ export type ArangoSearchViewLink = {
    * Default: `"none"`
    */
   storeValues?: "none" | "id";
+  /**
+   * If set to `true`, then no exclusive lock is used on the source collection
+   * during View index creation, so that it remains basically available.
+   *
+   * Default: `false`
+   */
+  inBackground?: boolean;
 };
 
 /**