commands.tex

\newcommand*{\thevalue}{}
\newcommand*{\getCol}[2]{%
 \DTLgetvalueforkey{\thevalue}{Last}{data}{Talk}{#2}%
}

\newcommand*{\lastname}[2]{
\getCol{1}{#1}
\thevalue 
}


\newcommand*{\thevalues}{}
\newcommand*{\getCols}[2]{%
 \DTLgetvalueforkey{\thevalues}{Time}{data}{Talk}{#2}%
}



\newcommand*{\gettime}[2]{
\getCols{1}{#1}
\kern-1ex\thevalues
}