tree 4472b8b6ef49586792b0a7e52782093a8d4e9e6c
parent 6a7e063dc51117b406c1dbb8565c774c9792c1ed
author Haoming Zhang <zhm1993zhm@gmail.com> 1499301998 -0700
committer Haoming Zhang <zhm1993zhm@gmail.com> 1499301998 -0700

add more tests db quries, fixed bug