Utility to output total term frequency and df from a lucene index
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Key: LUCENE-2393
URL: https://issues.apache.org/jira/browse/LUCENE-2393
Project: Lucene - Java
Issue Type: New Feature
Components: contrib/*
Reporter: Tom Burton-West
Priority: Trivial
This is a command line utility that takes a field name, term, and index
directory and outputs the document frequency for the term and the total number
of occurrences of the term in the index (i.e. the sum of the tf of the term for
each document). It is useful for estimating the size of the term's entry in
the *prx files and consequent Disk I/O demands
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