A matrix is not a table because all the columns need to be the same type. While ...

		silveraxe93 on Feb 11, 2020 \| parent \| context \| favorite \| on: Is a Dataframe Just a Table? (2019) [pdf] A matrix is not a table because all the columns need to be the same type. While you can convert a matrix to a table, the converse is not true. (I assume this is what he meant, as it is the case in R.)