ations on modern hardware. Arrow enables zero-copy reads for lightning-fast data processing without serialization overhead. </td>
  </tr>
  <tr>
   <td style="text-align:left;"> data-entry-1 </td>
   <td style="text-align:left;"> exercise </td>
   <td style="text-align:left;"> tibble(
  x = c(1, 2, 5),
  y = c("h", "m", "g"),
  z = c(0.08, 0.83, 0.60)
) </td>
  </tr>
  <tr>
   <td style="text-align:left;"> data-entry-2 </td>
   <td style="text-align:left;"> exercise </td>
   <td style="text-al