Actually, it's super useful, because if someone adds a salaries column to
your staff table, it doesn't automatically appear on the front page of your
corporate website... :)

Made up example, but if you presume that data security is an important part
of data management, it is a livesaver.

To get around it all you have to do is script a drop and replace action.

A last word - if you have nested views, remember that they are essentially
just query aliases that return an unindexed result set...

cheers

Ben



On 16 October 2018 at 03:50, Ben Uphoff <buph...@villagemd.com> wrote:

> Hey team – I’m sure this has come up, but my search engine skills couldn’t
> find an explanation:
>
>
>
> Why, when I save a simple view like:
>
>
>
> SELECT * FROM a_table
>
>
>
> …does PostgreSQL turn the * into a field list like:
>
>
>
> SELECT field1, field2, field3, field4 FROM a_table
>
>
>
> ?
>
>
>
> This is super-frustrating, as it means I’ll have to manually change an
> aggregating “parent” view’s select lists every time I change the “child”
> views.
>
>
>
> Thanks for any info. -Ben
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