+1, To avoid potential compatibility issue, we could introduce this param as an optional field, as long as it is not a required field, we are fine with a defined default block size.
Regards. Jihong -----Original Message----- From: Jacky Li [mailto:[email protected]] Sent: Monday, September 26, 2016 7:29 AM To: [email protected] Subject: Re: [Discuss]Set block_size for table on table level I am OK with this feature, the only thing I am worrying about is the compatibility of CarbonData file reader. Can you make it compatible when you reading old CarbonData file without this property. We have encountered many times that user need to delete the store and re-load the data. Regards, Jacky > 在 2016年9月26日，下午2:15，Ravindra Pesala <[email protected]> 写道： > > +1 > At same time max and min block size should be restricted and validated > while creating table. > > On 26 September 2016 at 07:36, Zhangshunyu <[email protected]> wrote: > >> Purpose: >> To configure block file size for each table on column level, so that each >> table could has its own blocksize. >> My solution: >> Add a new parameter in table properties, when create a table, the user can >> set it in ddl. Add a parameter in thrift format just like other properties, >> and write this info into thrift file so that this info would not lost when >> cluster is restarted. >> >> What's your opinion? >> >> >> >> -- >> View this message in context: http://apache-carbondata- >> mailing-list-archive.1130556.n5.nabble.com/Discuss-Set- >> block-size-for-table-on-table-level-tp1472.html >> Sent from the Apache CarbonData Mailing List archive mailing list archive >> at Nabble.com. >> > > > -- > Thanks & Regards, > Ravi
