Efficiency

Many times we use Views Buk Operations with Batch Api for doing a big set of operations. When the count of operations is huge, even Batch API gets short. A faster and more efficient way to do that is using drush to do the heavy backlifting. The commands are:
vbo-execute Execute a bulk operation based on a Views Bulk Operations (VBO) view.
vbo-list List all Views Bulk Operations (VBO) views, along with the operations associated with each.
Examples: