Optiq(now known as calcite) is an api for query parser,planner and optimization, drill uses it for the SQL parsing,validation and optimization.Drill query planner applies its own custom planner rules to build the query logical plan.
Rajkumar Singh > On May 27, 2015, at 12:04 PM, 陈礼剑 <chenlij...@togeek.cn> wrote: > > Hi: > > I just want to know the difference between drill and optiq. > > > Is drill just 'extend' optiq to support many other 'stores'(hadoop, mongodb, > ...)? > > > ---from davy > Thanks. > > >
