Re: [HACKERS] Insufficient description in collation mismatch error

2011-04-20 Thread Greg Stark
On Wed, Apr 20, 2011 at 1:37 AM, Tom Lane t...@sss.pgh.pa.us wrote: postgres=# SELECT things, count(*) FROM stuff GROUP BY things COLLATE C; ERROR:  column stuff.things must appear in the GROUP BY clause or be used in an aggregate function LINE 1: SELECT things, count(*) FROM stuff GROUP BY

[HACKERS] Insufficient description in collation mismatch error

2011-04-19 Thread Thom Brown
Hi, I tried applying a collation to a GROUP BY clause without applying the collation to the corresponding column in the SELECT clause. postgres=# SELECT things, count(*) FROM stuff GROUP BY things COLLATE C; ERROR: column stuff.things must appear in the GROUP BY clause or be used in an

Re: [HACKERS] Insufficient description in collation mismatch error

2011-04-19 Thread Tom Lane
Thom Brown t...@linux.com writes: I tried applying a collation to a GROUP BY clause without applying the collation to the corresponding column in the SELECT clause. postgres=# SELECT things, count(*) FROM stuff GROUP BY things COLLATE C; ERROR: column stuff.things must appear in the GROUP BY