My understanding is that LATERAL VIEW goes the other direction: takes an array and makes it into separate rows. I use that a lot. But I also need to go the other way sometimes: take a bunch of rows and squeeze them down into an array. Please correct me if I'm missing something.
________________________________ From: Edward Capriolo <edlinuxg...@gmail.com> To: "user@hive.apache.org" <user@hive.apache.org>; Michael Malak <michaelma...@yahoo.com> Sent: Thursday, June 20, 2013 9:15 PM Subject: Re: INSERT non-static data to array? i think you could select into as sub query and then use lateral view.not exactly the same but something similar could be done,. On Thursday, June 20, 2013, Michael Malak <michaelma...@yahoo.com> wrote: > I've created > https://issues.apache.org/jira/browse/HIVE-4771 > > to track this issue. > > > ----- Original Message ----- > From: Michael Malak <michaelma...@yahoo.com> > To: "user@hive.apache.org" <user@hive.apache.org> > Cc: > Sent: Wednesday, June 19, 2013 2:35 PM > Subject: Re: INSERT non-static data to array? > > The example code for inline_table() there has static data. It's not possible > to use a subquery inside the inline_table() or array() is it? > > The SQL1999 way is described here: > > http://www.postgresql.org/message-id/20041028232152.ga76...@winnie.fuhr.org > > > CREATE TABLE table_a(a int, b int, c int[]); > > INSERT INTO table_a > SELECT a, b, ARRAY(SELECT c FROM table_c WHERE table_c.parent = table_b.id) > FROM table_b > > ________________________________ > From: Edward Capriolo <edlinuxg...@gmail.com> > To: "user@hive.apache.org" <user@hive.apache.org>; Michael Malak > <michaelma...@yahoo.com> > Sent: Wednesday, June 19, 2013 2:06 PM > Subject: Re: INSERT non-static data to array? > > > > : https://issues.apache.org/jira/browse/HIVE-3238 > > > This might fit the bill. > > > > > On Wed, Jun 19, 2013 at 3:23 PM, Michael Malak <michaelma...@yahoo.com> wrote: > > Is the only way to INSERT data into a column of type array<> to load data > from a pre-existing file, to use hard-coded values in the INSERT statement, > or copy an entire array verbatim from another table? I.e. I'm assuming that > a) SQL1999 array INSERT via subquery is not (yet) implemented in Hive, and b) > there is also no other way to load dynamically generated data into an array<> > column? If my assumption in a) is true, does a Jira item need to be created > for it? >> >
