Fixes cockroachdb#32917. This PR adds support for the add column references statement by allowing the foreign key building code to use columns and indexes added in the current txn. The schema changer ...

I agree we should reject CREATE TABLE t (a INT PRIMARY KEY); ALTER TABLE t ADD COLUMN b INT PRIMARY KEY;, but what to do in the case that the primary key is the implicit rowid primary key is less ...

Adds columns to, drops columns from, and changes column attributes in an existing table. Adds, modifies, and drops integrity constraints from an existing table. Restriction: You cannot use any type of ...

I'm trying to create a new database diagram in SQL Server so that I can refer to it for relationships and that sort of thing. I opened SQL Server Enterprise Manager, created a new diagram, added ...