> 2023年8月6日 13:18，Julien Rouhaud <rjuju...@gmail.com> 写道：
>
> On Sun, 6 Aug 2023, 12:34 jacktby jacktby, <jack...@gmail.com
> <mailto:jack...@gmail.com>> wrote:
>> I’m trying to add a new operator for my pg application like greater_equals
>> called “<~>", how many files I need to
>> modify and how to do it? Can you give me an example?
>
>
> you can look at some contrib for some examples of custom operator (and custom
> datatype) implementation, like citext or btree_gin/gist
I need to build a new datatype. It can contains different datatypes, like
‘(1,’a’,2.0)’,it’s a (interger,string,float) tuple type, and Then I need to add
operator for it. How should I do?
