NOTE: We are not planning on upgrading for the 19.1 release.

Known issues:

• (storage/engine: fix Go 1.12 build due to missing C.bool type casts #35195) cgo compilation error due to missing C.bool type casts.
• go vet -shadow option no longer supported. See the release notes for details on a fix.
• (util/log: use runtime.CallersFrames instead of runtime.Callers #17770) use runtime.CallersFrames instead of runtime.Callers.
• (sql: go 1.12 makes tests fail in sqlbase #35636, sql/sqlbase: fix TestEncDatumSize under go1.12 #35645) test failuers in sqlbase