Conflict-free Replicated Data Types

• State-based CRDTs
  • G-Counter: Grow-only Counter
    • G-Counter OOP style
    • G-Counter Procedural style
  • PN-Counter: Positive-Negative Counter
    • PN-Counter: Single class
    • PN-2G-Counter: Composition of 2 G-Counters
  • G-Set: Grow-only Set
  • 2P-Set: Two-Phase Set
  • LWW-Set: Last-Writer-Wins Set
  • OR-Set: Observed-Remove Set
  • PN-Set: Positive-Negative Set
  • AW-Set: Add-Wins Set
  • RW-Set: Remove-Wins Set
  • MV-Register: Multi-Value Register
  • LWW-Register: Last-Write-Wins Register
  • PN-Register: Positive-Negative Register
  • RGA: Replicated Growable Array
• Operation-based CRDTs
  • OP-Counter: Operation-based Counter
  • AC-Counter: Operation-based Accumulated Counter
  • 2P-Set: Operation-based Two-Phase Set
  • LWW-Set: Operation-based Last-Writer-Wins Set
  • AW-Set: Operation-based Add-Wins Set
  • RW-Set: Operation-based Remove-Wins Set
• Delta-based CRDTs
  • Δ-G-Counter: Delta-based Grow-only Counter
  • Δ-PN-Counter: Delta-based Positive-Negative Counter
  • Δ-G-Set: Delta-based Grow-only Set
  • Δ-2P-Set: Delta-based Two-Phase Set
  • Δ-OR-Set: Delta-based Observed-Remove Set
  • Δ-AW-Set: Delta-based Add-Wins Set
  • Δ-RW-Set: Delta-based Remove-Wins Set
  • Δ-LWW-Set: Delta-based Last-Writer-Wins Set
  • Δ-MV-Register: Delta-based Multi-Value Register
  • Δ-LWW-Register: Delta-based Last-Writer-Wins Register
  • Δ-RGA: Delta-based Replicated Growable Array
• Schema-based CRDTs
  • Counter: Schema-based Counter