#+CAPTION: table with separator before and after header
|---+---+---|
| a | b | c |
|---+---+---|
| 1 | 2 | 3 |

#+CAPTION: table with separator after header
| a | b | c |
|---+---+---|
| 1 | 2 | 3 |

#+CAPTION: table without header (but separator before)
|---+---+---|
| 1 | 2 | 3 |

#+CAPTION: table without header
| 1 | 2 | 3 |

#+CAPTION: table with aligned columns
| left aligned | right aligned | center aligned |
|--------------+---------------+----------------|
| <l>          |           <r> |       <c>      |
| 42           |            42 |       42       |
| foobar       |        foobar |     foobar     |

#+CAPTION: table with right aligned columns (because numbers)
| long column a | long column b | long column c |
|---------------+---------------+---------------|
|             1 |             2 |             3 |