Hi Gaurav, You may find this useful: https://lists.apache.org/thread.html/rc38d12de860f64e8e2926b7bcf6f2e9e6bcbfbc7ca5e886a71323b47%40%3Cdev.calcite.apache.org%3E
On 2020/06/04 01:41:41, Gaurav Sehgal <gaurav.sehgal8...@gmail.com> wrote: > Hi, > > I've a use case where i want to find all the columns, and their respective > tables accessed in a sql query. I'm able to find all the table names by > converting the sql query to RelNode and then visiting the TableScan node > but not sure what would be the right approach to find all the column names. > > Can someone help me with this? > > > Thanks > Gaurav Sehgal >
