How do I query if a database schema exists

Question

As part of our build process we run a database update script as we deploy code to 4 different environments. Further, since the same query will get added to until we drop a r

Answer 1

If the layout of components allows it, this works too.

IF EXISTS (SELECT 1 FROM sys.schemas WHERE name = 'myschema') SET NOEXEC ON 
go
CREATE SCHEMA myschema
GO 
SET NOEXEC OFF -- if any further processing is needed.
GO