Understanding the node processor plugin for the Feeds module
In Drupal 6, the Feeds module has three types of plugins. These are the fetcher, parser and the processor plugins. The processor plugins that are supplied with the Feeds module are for data, nodes, taxonomy and users. This article looks at the node processor.
If a feed is imported multiple times to allow the information in the feed to update the Drupal site, thre are three options under the node processor settings. These are