Re: [GENERAL] possible bug with compound index.

2005-02-14 Thread Bruce Momjian
Tom Lane wrote: > Bruce Momjian writes: > > What this brings up is that we have no way to create indexes that have > > mixed ascending/descending column specifications. > > > Should this be a TODO? I am unsure. > > I thought we already had a TODO to provide reverse-sort operator classes > in th

Re: [GENERAL] possible bug with compound index.

2005-02-14 Thread Tom Lane
Bruce Momjian writes: > What this brings up is that we have no way to create indexes that have > mixed ascending/descending column specifications. > Should this be a TODO? I am unsure. I thought we already had a TODO to provide reverse-sort operator classes in the standard distribution. (In th

Re: [GENERAL] possible bug with compound index.

2005-02-14 Thread Scott Marlowe
On Mon, 2005-02-14 at 12:55, Bruce Momjian wrote: > Neil Dugan wrote: > > On Sun, 2005-02-13 at 20:40 -0800, Stephan Szabo wrote: > > > On Mon, 14 Feb 2005, Neil Dugan wrote: > > > > > > > I am using PostgreSQL 7.4.7 > > > > I have a table with serveral fields two of these are a serialno > > > > (

Re: [GENERAL] possible bug with compound index.

2005-02-14 Thread Bruce Momjian
Neil Dugan wrote: > On Sun, 2005-02-13 at 20:40 -0800, Stephan Szabo wrote: > > On Mon, 14 Feb 2005, Neil Dugan wrote: > > > > > I am using PostgreSQL 7.4.7 > > > I have a table with serveral fields two of these are a serialno > > > (bigserial) and name(varchar). I have created two indexs on thes

Re: [GENERAL] possible bug with compound index.

2005-02-13 Thread Neil Dugan
On Sun, 2005-02-13 at 20:40 -0800, Stephan Szabo wrote: > On Mon, 14 Feb 2005, Neil Dugan wrote: > > > I am using PostgreSQL 7.4.7 > > I have a table with serveral fields two of these are a serialno > > (bigserial) and name(varchar). I have created two indexs on these > > fields. > > 1) on na

Re: [GENERAL] possible bug with compound index.

2005-02-13 Thread Stephan Szabo
On Mon, 14 Feb 2005, Neil Dugan wrote: > I am using PostgreSQL 7.4.7 > I have a table with serveral fields two of these are a serialno > (bigserial) and name(varchar). I have created two indexs on these > fields. > 1) on name > 2) on name,serialno > if I use the command > 'select * from t

[GENERAL] possible bug with compound index.

2005-02-13 Thread Neil Dugan
I am using PostgreSQL 7.4.7 I have a table with serveral fields two of these are a serialno (bigserial) and name(varchar). I have created two indexs on these fields. 1) on name 2) on name,serialno if I use the command 'select * from table order by name limit 1' everything is OK if I use th