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1
vote
1answer
101 views

Adding unsigned 256 bit integers in PostgreSQL

I was wondering if there would be any way to do the following in PostgreSQL: UPDATE cryptotable SET work = work + 'some big hexadecimal number' where work is an unsigned 256 bit number. Right now ...
5
votes
1answer
98 views

How is SQL Server host identity ensured?

When I connect to some e-commerce website with my browser I use HTTPS that uses a certificate that (more or less) guarantees that example.com is indeed example.com. Now I connect to a SQL Server ...
4
votes
2answers
833 views

Securely generate a UNIQUEIDENTIFIER in SQL Server

I intend to be using a UNIQUEIDENTIFIER as an access key that users can use to access certain data. The key will act as a password in that sense. I need to generate multiple such identifiers as part ...