Re: Triggers on columns - Mailing list pgsql-hackers

From Itagaki Takahiro
Subject Re: Triggers on columns
Date
Msg-id 20090903114149.312A.52131E4D@oss.ntt.co.jp
Whole thread Raw
In response to Re: Triggers on columns  (David Fetter <david@fetter.org>)
Responses Re: Triggers on columns
Re: Triggers on columns
List pgsql-hackers
David Fetter <david@fetter.org> wrote:

> > It's still arguable that we should add dependencies from column
> > triggers to referenced columns.
> 
> +1 for adding the dependencies.

But how? First, I tried to use existing dependency mechanism:
   ObjectAddress referenced;   referenced.classId = AttributeRelationId;   referenced.objectId = {relid};
referenced.objectSubId= {attnum};   recordDependencyOn(&myself, &referenced, DEPENDENCY_NORMAL);
 

but we don't use ObjectAddress with classId = AttributeRelationId
for now in any places. Does it work? or do I also need to modify
dependency.c to support dependency-to-columns?

Regards,
---
ITAGAKI Takahiro
NTT Open Source Software Center




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