The multi-line SQL editing support is very handy. Enter is needed to add new line below others. Semicolon on the end of line is optional, but not required. Backslash on the end of all lines are needless. See details in 5th chapter in manual .
Export is quite good, but import is very slow.
Than Import function will be much more faster than now. Since version 0.0.1 dbMan supports any date.