async postgresql client deeply integrated with xitca-web. Inspired and depend on rust-postgres

Compare to tokio-postgres

• Pros
  • async/await native
  • less heap allocation on query
  • zero copy row data parsing
  • quic transport layer for lossy database connection
• Cons
  • not completely feature parity to tokio-postgres
  • expose liftime in public type params.(harder to return from function or contained in new types)