Advanced features

• Posting sources
  • Introduction
  • Example
  • Multiple databases, and remote databases
• Tuning the Unigram Language Model: LMWeight
  • Clamping Negative value
  • Smoothing
  • Constructor Parameters
  • Selecting Weighting scheme:
• Custom Weighting Schemes
  • Implement a custom weighting scheme that requires various statistics
• Xapian Learning-to-Rank
  • Introduction
  • Features
• Xapian Administrator’s Guide
  • Introduction
  • Databases
  • Backup Strategies
  • Inspecting a database
  • Database maintenance
• Scalability
  • Introduction
  • Benchmarking
  • General Scalability Considerations
  • Size Limits in Xapian
• Replication
  • Backend Support
  • Setting up replicated databases
  • Limitations
  • Alternative approaches
• Serialisation of Queries and Documents
  • Introduction
  • Serialising Documents
  • Serialising Queries