In optbuilder, this test will cause a panic:

exec-ddl
CREATE TABLE no_cols_table ()
----

build
SELECT * FROM no_cols_table
----

The code hits this panic:

This was discovered when implementing table references. In particular the following results in a panic,

CREATE TABLE t (x INT, y INT)
SELECT * FROM [53(3) as t]

Where column 3 is the hidden column, rowid.