Re: PL/pgSQL: Incomplete item Allow handling of %TYPE arrays, e.g. tab.col%TYPE[] - Mailing list pgsql-hackers

From Quan Zongliang
Subject Re: PL/pgSQL: Incomplete item Allow handling of %TYPE arrays, e.g. tab.col%TYPE[]
Date
Msg-id 36ddb9bf-accc-04ff-0ae2-70c966821cba@yeah.net
Whole thread Raw
In response to Re: PL/pgSQL: Incomplete item Allow handling of %TYPE arrays, e.g. tab.col%TYPE[]  (Pavel Stehule <pavel.stehule@gmail.com>)
Responses Re: PL/pgSQL: Incomplete item Allow handling of %TYPE arrays, e.g. tab.col%TYPE[]
List pgsql-hackers

On 2023/10/16 20:05, Pavel Stehule wrote:
> 
> 
> po 16. 10. 2023 v 13:56 odesílatel Daniel Gustafsson <daniel@yesql.se 
> <mailto:daniel@yesql.se>> napsal:
> 
>      > On 16 Oct 2023, at 12:15, Quan Zongliang <quanzongliang@yeah.net
>     <mailto:quanzongliang@yeah.net>> wrote:
> 
>      > Implement TODO item:
>      > PL/pgSQL
>      > Incomplete item Allow handling of %TYPE arrays, e.g. tab.col%TYPE[]
> 
>     Cool!  While I haven't looked at the patch yet, I've wanted this
>     myself many
>     times in the past when working with large plpgsql codebases.
> 
>      > As a first step, deal only with [], such as
>      > xxx.yyy%TYPE[]
>      > xxx%TYPE[]
>      >
>      > It can be extended to support multi-dimensional and complex
>     syntax in the future.
> 
>     Was this omitted due to complexity of implementation or for some
>     other reason?
> 
Because of complexity.

> 
> There is no reason for describing enhancement. The size and dimensions 
> of postgresql arrays are dynamic, depends on the value, not on 
> declaration. Now, this information is ignored, and can be compatibility 
> break to check and enforce this info.
> 
Yes. I don't think it's necessary.
If anyone needs it, we can continue to enhance it in the future.

> 
>     --
>     Daniel Gustafsson
> 
> 
> 




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