How can we see no. of mappers and reducers allocated to a query in beeline?
I enabled debug log but doesn’t work.
/t
If I needed to set the permissions for every table in every database and
there were many, I'd write a shell script that first fetched all the
databases and tables (using show databases, use database, and show tables)
and then generated a "grant select on x" for each table. Assuming you
don't want
This article might be helpful. It's for SQL Server, but the semantics
should be similar.
https://www.sqlpassion.at/archive/2015/01/22/sql-server-windowing-functions-rows-vs-range/
Alan.
On Wed, Sep 19, 2018 at 6:47 AM 孙志禹 wrote:
> Dears,
>What is the difference between *ROW BETWEEN* and *
