Re: How to import Apache parquet files?

>I would like to import (lots of) Apache parquet files to a PostgreSQL 11
cluster

imho: You have to check and test the Parquet FDW ( Parquet File Wrapper )
- https://github.com/adjust/parquet_fdw

Imre

Softwarelimits <softwarelimits(at)gmail(dot)com> ezt írta (időpont: 2019. nov. 5.,
K, 15:57):

> Hi, I need to come and ask here, I did not find enough information so I
> hope I am just having a bad day or somebody is censoring my search results
> for fun... :)
>
> I would like to import (lots of) Apache parquet files to a PostgreSQL 11
> cluster - yes, I believe it should be done with the Python pyarrow module,
> but before digging into the possible traps I would like to ask here if
> there is some common, well understood and documented tool that may be
> helpful with that process?
>
> It seems that the COPY command can import binary data, but I am not able
> to allocate enough resources to understand how to implement a parquet file
> import with that.
>
> I really would like follow a person with much more knowledge than me about
> either PostgreSQL or Apache parquet format instead of inventing a bad
> wheel.
>
> Any hints very welcome,
> thank you very much for your attention!
> John
>