\begin{tabular}{rlllllr}
\toprule
   rowid & type     & start      & end        & party   & how      &   executive\_id \\
\midrule
      33 & viceprez & 1849-03-04 & 1850-07-09 & Whig    & election &             20 \\
\bottomrule
\end{tabular}