SelectWithUnionQuery (children 1) ExpressionList (children 1) SelectQuery (children 1) ExpressionList (children 2) Function tuple (alias key) (children 1) ExpressionList (children 2) Literal Float64_nan Literal Float64_inf Function dictGet (children 1) ExpressionList (children 3) Literal \'01760_db.dict_array\' Literal \'name\' Identifier key