\begin{longtable}{rlllllr}
\hline
   rowid & type   & start      & end        & party   & how        &   executive\_id \\
\hline
\endhead
      29 & prez   & 1841-04-04 & 1845-03-04 & Whig    & succession &             16 \\
\hline
\end{longtable}