How do I list all tables in all databases in SQL Server in a single result set?

Question

I am looking for T-SQL code to list all tables in all databases in SQL Server (at least in SS2005 and SS2008; would be nice to also apply to SS2000). The catch, however, is

Answer 1

declare @sql nvarchar(max);
set @sql = N'select cast(''master'' as sysname) as db_name, name collate Latin1_General_CI_AI, object_id, schema_id, cast(1 as int) as database_id  from master.sys.tables ';

select @sql = @sql + N' union all select ' + quotename(name,'''')+ ', name collate Latin1_General_CI_AI, object_id, schema_id, ' + cast(database_id as nvarchar(10)) + N' from ' + quotename(name) + N'.sys.tables'
from sys.databases where database_id > 1
and state = 0
and user_access = 0;

exec sp_executesql @sql;