Michael McCandless questions

Michael McCandless answers

• Lucene 4.4.0 new ControlledRealTimeReopenThread sample usage
• Get term frequencies in Lucene
• Lucene hot index backup using IndexReader instead of IndexWriter/SnapshotDeletionPolicy
• Lucene real-time indexing?
• JOINS in Lucene
• Lucene IndexWriter thread safety
• Indexing and Searching Date in Lucene
• Lucene index backup