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How to handle Schema Evolution in ORC file format ?

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How to handle Schema Evolution in ORC file format ?

Contributor

Hi all,

as we all know we can control schema evolution in Avro format for both "forward and backward" schema-compatibility. is there any option can we perfrom the same in ORC file format too ?

let me know the possibilities to explore more on this.

Cheers,

MJ

2 REPLIES 2

Re: How to handle Schema Evolution in ORC file format ?

@Manikandan Jeyabal,

Yes. Schema evolution is supported in ORC from Hive 2.1 . Check the link below

https://www.slideshare.net/Hadoop_Summit/orc-file-optimizing-your-big-data

.

-Aditya

Re: How to handle Schema Evolution in ORC file format ?

Contributor

Hi Aditya,

Tanx for your reply, is there any other posts or blog can i find how to implement the schema evolution in ORC ?

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