2 ms·
> No one has provided convincing evidence that Codd intended to exclude nested tables entirely. See Codds original paper (linked in a sibling comment) section
by bazoom42 3y ago
> No one has provided convincing evidence that Codd intended to exclude nested tables entirely.
See Codds original paper (linked in a sibling comment) section 1.4.
Note that the relational algebra developed by Codd does not support querying nested tables, which would make them practically useless, even if allowed.