If you want to know some of the techniques, read "Managing Gigabytes: Compressing and Indexing Documents and Images" by Ian H. Witten, Alistair Moffat, and Timothy C. Bell.
If you want to actually implement search for your users, use solr. And use Tika for extracting text from Word documents.
Thank you dalke.I want to search for text in documents(full text search like the one implemented in sql server full text index)and list the documents containing the text
Comments
If you want to know some of the techniques, read "Managing Gigabytes: Compressing and Indexing Documents and Images" by Ian H. Witten, Alistair Moffat, and Timothy C. Bell.
If you want to actually implement search for your users, use solr. And use Tika for extracting text from Word documents.
Thank you dalke.I want to search for text in documents(full text search like the one implemented in sql server full text index)and list the documents containing the text