Re: [HACKERS] GiST consistent function, expected arguments; multi-dimensional indexes

2007-07-02 Thread Martijn van Oosterhout
On Mon, Jul 02, 2007 at 10:44:55AM -0700, Eric wrote: > I guess you can also get this before writing code from > > select typbyval from pg_type where typname='mytype' Note that the flag might not be constant. For example int8 is not byval currently whereas it could be on a 64-bit architecture. Ho

Re: [HACKERS] GiST consistent function, expected arguments; multi-dimensional indexes

2007-07-02 Thread Eric
I guess you can also get this before writing code from select typbyval from pg_type where typname='mytype' ...thanks again. ---(end of broadcast)--- TIP 3: Have you checked our extensive FAQ? http://www.postgresql.org/docs/faq

Re: [HACKERS] GiST consistent function, expected arguments; multi-dimensional indexes

2007-07-02 Thread Martijn van Oosterhout
On Sun, Jul 01, 2007 at 07:20:08PM -0700, Eric wrote: > > > > > Everything is always passed as a Datum, so yes, it's is determined by > > the storage clause in CREATE TYPE. > > Still not sure what to do in some scenarios. One example is the gist > example code for btree (btree_gist). If you loo

Re: [HACKERS] GiST consistent function, expected arguments; multi-dimensional indexes

2007-07-02 Thread Eric
> > Everything is always passed as a Datum, so yes, it's is determined by > the storage clause in CREATE TYPE. Still not sure what to do in some scenarios. One example is the gist example code for btree (btree_gist). If you look at the int4 example consistent function, it gets an int32 value (p

Re: [HACKERS] GiST consistent function, expected arguments; multi-dimensional indexes

2007-06-27 Thread Martijn van Oosterhout
On Wed, Jun 27, 2007 at 09:32:13AM -0700, Eric wrote: > In GiST, for each new data type we support we're expected to provide > (among other things) a function to determine whether a query is > consistent with a particular index entry (given an operator/ > strategy). I haven't been able to figure o

[HACKERS] GiST consistent function, expected arguments; multi-dimensional indexes

2007-06-27 Thread Eric
In GiST, for each new data type we support we're expected to provide (among other things) a function to determine whether a query is consistent with a particular index entry (given an operator/ strategy). I haven't been able to figure out when the query value being passed (arg 1 in the _consistent