IDZebra filter text

 This package includes a very simple text filter, which indexes
 all tokens in simple text.
 .
 IDZebra is a high-performance, general-purpose structured text indexing
 and retrieval engine. It reads structured records in a variety of input
 formats (eg. email, XML, MARC) and allows access to them through exact
 boolean search expressions and relevance-ranked free-text queries.