Re: [HACKERS] compiler warning with VS 2017

Petr Jelinek <petr.jelinek@2ndquadrant.com> writes:
> On 05/05/17 16:56, Tom Lane wrote:
>> So the comment should be something like "if the column is unchanged,
>> we should not attempt to access its value beyond this point.  To
>> help catch any such attempts, set the string to NULL" ?

> Yes that sounds about right. We don't get any data for unchanged TOAST
> columns (that's limitation of logical decoding) so we better not touch them.

OK.  I just made it say "we don't get the value of unchanged columns".
        regards, tom lane