On 27-6-2014 18:09, Scott Morgan wrote:
> Trying to drop a DB opened with the embedded system, but something seems
> to be holding the file open after the connection is closed.
>
> Test case from a console app:
>
> Console.WriteLine("Attempting to open DB...");
> var conn = new FbConnection();
> conn.ConnectionString = myConnectionString;
> conn.Open();
>
> Console.WriteLine("Attempting to close DB...");
> conn.Close();
>
> conn = null;
> GC.Collect(); // Getting desperate here
>
> Console.WriteLine("Attempting to delete DB...");
> FbConnection.DropDatabase(ConnectionString);
> // File.Delete(DBPath); // doesn't work either
The .net provider has a connection pool, so the physical connection is
still open. You need to flush the pool, or disable connection pooling.
You can flush the pool with:
FbConnection.ClearAllPools();
and disable connection pooling by setting Pooling=false in the
connection string.
Mark
--
Mark Rotteveel
--
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