hcwang512

restful conn Ping should verify a connection

2

currently restful conn do nothing in Ping function. Both Open and Ping function will not verify the connection. It breaks the conventional process described in database/sql standard library。 I suggest...

add hash sorted vector mem table

1

## 性能提升 与 skiplist 相比，读写速度提升 1.8x, scan 性能持平。 | 操作(micros/op) | hash sorted vector | skiplist | 提升 | | :---------: | :-------: | :-------: | ---------: | | randreadrandwrite...