Connections
(*) Separate failed_connection exception type
(*) Connection pooling support

Results
(*) Conceive metadata model
(*) Allow direct mapping onto structs, using member ptr template args (?)
(*) Optimize null check in "not null" fields?

RobustTransaction
(*) User schema support for log table

Streams
(*) Provide metadata information in TableStream
(*) Work large objects into standard streams hierarchy

Triggers
(*) Allow access to Connection's triggers list?

Nonblocking operation
(*) Separate query issuing from receipt of results
(*) Support select()

Build system
(*) Completely support building outside the source directory

