Hey, Does anyone have any insights on this? Also wanted to confirm that it is being sent on the mailing list of Calcite.
Thanks Shubham On Mon, Aug 26, 2019 at 6:16 PM Shubham Kumar <shubhamkumar1...@gmail.com> wrote: > Hey, > > I am trying to optimize queries by creating materialized views in Hive and > then exposing them to Calcite for optimized query rewrite. > > I wanted to know that how mature is the spark adapter of Calcite i.e. > Let's say while making the connection I set parameter spark=true > <https://calcite.apache.org/apidocs/org/apache/calcite/config/CalciteConnectionProperty.html#SPARK>. > Will the workflow be like this? > > i) Calcite using Hive's MV's for query rewrites. > ii) When query comes ; optimized query rewrite is done by Calcite. > iii) This is converted to spark convention and successfully executed using > Spark as the engine. > > I had a doubt since in many places it's mentioned that spark adapter is > not production ready or powerful enough and has been developed for > compatibility till spark 1.x only. > > Also, can we extract out the query rewrite of Calcite using some API > before it is actually executed? > -- > Thanks & Regards > Shubham Kumar > > -- Thanks & Regards Shubham Kumar