Re: How to add built-in func?

[Pavel Stehule]

Hi

po 11. 9. 2023 v 17:59 odesílatel jacktby jacktby <jack...@gmail.com>
napsal:

> I only add below:
>
> Datum fake_dinstance2(PG_FUNCTION_ARGS)
> {
>         PG_RETURN_INT16(0);
> }
> in src/backend/utils/adt/int8.c, and the I run “make install”,
> But I can’t find the fake_distance2 in src/backend/utils/fmgrtab.c which is
> generated by src/backend/utils/Gen_fmgrtab.pl.  What else do I need to add?
>

you need to add the function metadata to pg_proc.dat

For free oid use unused_oids script

Regards

Pavel