Database of practicality will be an important factor for development of D language in the future

[Adam D. Ruppe via Digitalmars-d]

On Monday, 6 February 2017 at 14:17:39 UTC, FrankLike wrote:
> [Microsoft][ODBC SQL Server Driver]The connection is busy 
> resulting in another hstmt

Process one result before trying to do another query. If you need 
the data stored, you can do foreach and save the parts you want 
to an array (it returns strings for all data types so you can 
append it to a string[])

>  std.socket.SocketOSException at std\socket.d(2755): Unable to 
> connect socket: Can not connect because the target computer 
> actively refused.

Check the firewall or connection accept settings on the computer 
running the database server, it is probably blocking you.