Tutorial by Topics: document

Deleting documents from a Lucene index is easy when you have a primary key field in your document (like in traditional SQL databases). However, sometimes deleting a number of documents based on multiple fields in the document is what you need. The Lucene API allows you to achieve this by specifying...

Using CustomDocumentProperties (CDPs) is a good method to store user defined values in a relatively safe way within the same work book, but avoiding to show related cell values simply in an unprotected work sheet *). Note: CDPs represent a separate collection comparable to BuiltInDocumentProperties...