Where can I find a tutorial/samples of "multiple-input user defined
aggregates"?

I want to concatenate values to a comma separated list with CLR-function.
And I want them ordered:
select Table1.col1,
(

we run a distributed system involving many database servers. On each server,
we have a database called Meta which has no tables, only some helper
functions and procs that other procs in other databases call.
In this Meta database, there is an UNSAFE CLR assembly which some of ...

I'm having a time trying to figure out how to get the definition of a CLR function. In old days we could use SP_HELPTEXT. Now we have the OBJECT_DEFINTION function and SYS.SQL_MODULES table. However, when I try to get the definition of a CLR function I get NULL for any of these. ...

I think this question was discused quite often before.
But maybe some "good-brain" has a great idea ... :-)))
I have a DataSet with "unknown" columns.
The CLR Function should work like the normal TVF:

I have a .NET Assembly (Framework 2.0) with a SqlProcedure.
In this SqlProcedure, one of the things is I
create a TextReader like:
System.IO.TextReader local_TR = new

After doing a big part of my work I have found that the "context connection"
can't be used with the class SqlBulkCopy in SQL CLR. I was trying to insert
in database using SqlBulkcopy and now I'm trying to find out the way to do
these insertions having similar levels of ...