pd-server rc3

• Support gRPC
• Provide the Disaster Recovery Toolkit
• Use Garbage Collection to clear stale data automatically
• Support more efficient data balance
• Support hot Region scheduling to enable load balancing and speed up the data importing
• Performance
  • Accelerate getting Client TSO
  • Improve the efficiency of Region Heartbeat processing
• Improve the pd-ctl function
  • Update the Replica configuration dynamically
  • Get the Timestamp Oracle (TSO)
  • Use ID to get the Region information

pd-server rc2

• Support location aware replica sheduling
• Conduct fast scheduling based on the number of region
• pd-ctl support more features
  • Add or delete PD
  • Obtain Region information with Key
  • Add or delete scheduler and operator
  • Obtain cluster label information

pd-server rc2-preview

*: update vendor. (#486)

pd-server rc1

*: pid to id (#448)

PD Beta4

server/cache: hide regions in clusterInfo (#367)

* server/cache: hide regions in clusterInfo

regionsInfo will be rewrote later, we should not access it directly.