Re: Transparent column encryption

Here is an updated version with the tests on Windows working again, and 
some typos fixed.

On 27.09.22 15:51, Peter Eisentraut wrote:
> Updated version with meson build system support added (for added files 
> and new tests).
> 
> On 21.09.22 23:37, Peter Eisentraut wrote:
>> New version with some merge conflicts resolved, and I have worked to 
>> resolve several "TODO" items that I had noted in the code.
>>
>> On 13.09.22 10:27, Peter Eisentraut wrote:
>>> Here is an updated patch that resolves some merge conflicts; no 
>>> functionality changes over v6.
>>>
>>> On 30.08.22 13:35, Peter Eisentraut wrote:
>>>> Here is an updated patch.
>>>>
>>>> I mainly spent time on adding a full set of DDL commands for the 
>>>> keys. This made the patch very bulky now, but there is not really 
>>>> anything surprising in there.  It probably needs another check of 
>>>> permission handling etc., but it's got everything there to try it 
>>>> out.  Along with the DDL commands, the pg_dump side is now fully 
>>>> implemented.
>>>>
>>>> Secondly, I isolated the protocol changes into a protocol extension 
>>>> with the name _pq_.column_encryption.  So by default there are no 
>>>> protocol changes and this feature is disabled.  AFAICT, we haven't 
>>>> actually ever used the _pq_ protocol extension mechanism, so it 
>>>> would be good to review whether this was done here in the intended way.
>>>>
>>>> At this point, the patch is sort of feature complete, meaning it has 
>>>> all the concepts, commands, and interfaces that I had in mind.  I 
>>>> have a long list of things to recheck and tighten up, based on 
>>>> earlier feedback and some things I found along the way.  But I don't 
>>>> currently plan any more major architectural or design changes, 
>>>> pending feedback.  (Also, the patch is now very big, so anything 
>>>> additional might be better for a future separate patch.)