Re: [HACKERS] [PATCHES] Eliminating phase 3 requirement for varlen increases via ALTER COLUMN

2006-10-26 Thread Gregory Stark
Jonah H. Harris [EMAIL PROTECTED] writes: On 10/26/06, Tom Lane [EMAIL PROTECTED] wrote: This makes some really quite unacceptable assumptions about the meaning and encoding of typmod ... True, so VARCHAR seems like the only one? That's the only one I've really encountered in the field on

Re: [HACKERS] [PATCHES] Eliminating phase 3 requirement for varlen increases via ALTER COLUMN

2006-10-26 Thread Jonah H. Harris
On 10/26/06, Gregory Stark [EMAIL PROTECTED] wrote: I think what you want is to add a new method entry in pg_type to allow a type to declare a method to tell you whether a change is work-free or not. Then any type, even user-defined types, can allow some changes to be work-free and some not