They both represent tables, just at different stages. SqlValidatorTable is used during validation of SqlNode, aka an abstract syntax tree. Where the RelOptTable contains the information for the Rel tree, aka the execution tree.
On Thu, Aug 26, 2021 at 2:18 PM 董剑辉 <[email protected]> wrote: > Hi: > I would like to ask, what’s the difference between Table, > RelOptTable and SqlValidatorTable?
