![[assets/ex_tablefuncscan.png|256]] - **Description**: Scans the output of a table function. - **Performance**: Depends on table function complexity. - **Factors**: Function logic, input size. - **Cost**: `function cost + cpu_tuple_cost * number of rows` - ![[assets/ex_table_func_scan.svg|200x200]] - **Operates on**: [[Structures/Table]] - **Workloads**: - [[Workloads/IO]] - [[Workloads/Sub/BufFileRead]] - [[Workloads/LWLock]] - [[Workloads/Sub/BufferContent]]