fix pelotonQuery flag is not copied when fetching from cache. Prepared statement is working
fix pelotonQuery flag is not copied when fetching from cache. Prepared statement is working


Former-commit-id: 80f9842a4d6a757b5cdaf32e5fa492a2460f3ccf
larryxiao/peloton-1,larryxiao/peloton-1,amaliujia/CMUDB-peloton,ranxian/peloton,larryxiao/peloton,amaliujia/CMUDB-peloton,larryxiao/peloton-1,larryxiao/peloton-1,omegaga/peloton,amaliujia/CMUDB-peloton,omegaga/peloton,omegaga/peloton,larryxiao/peloton,amaliujia/CMUDB-peloton,ranxian/peloton,omegaga/peloton,amaliujia/CMUDB-peloton,omegaga/peloton,ranxian/peloton,larryxiao/peloton-1,larryxiao/peloton,larryxiao/peloton,amaliujia/CMUDB-peloton,amaliujia/CMUDB-peloton,ranxian/peloton,omegaga/peloton,ranxian/peloton,larryxiao/peloton-1,larryxiao/peloton,larryxiao/peloton-1,larryxiao/peloton,omegaga/peloton,ranxian/peloton,larryxiao/peloton