Imports vitess.io/vitess/go/bytes2 vitess.io/vitess/go/vt/proto/query vitess.io/vitess/go/vt/log vitess.io/vitess/go/vt/vterrors vitess.io/vitess/go/vt/proto/vtrpc vitess.io/vitess/go/sqltypes Standard library imports bytes unicode encoding/hex encoding/json errors flag fmt io strconv strings sync