SQL Server: specifying a unique optional column – dba.stackexchange.com

SQL Server: specifying a unique optional column – dba.stackexchange.com

04:24 No Comments
SQL Server has a quirk with optional unique columns: you cannot have more than one null in a table. For example: create table employees ( id int identity(1,1) primary key, givenname ...

from Hot Questions - Stack Exchange OnStackOverflow
via Blogspot

Share this

Unknown

Artikel Terkait

0 Comment to "SQL Server: specifying a unique optional column – dba.stackexchange.com"

Post a Comment

Subscribe to: Post Comments (Atom)