Return type of a procedure in plpgsql

Question

I am using postgres with postgis and i have a table with geometry data. Now i would like to write a procedure in plpgsql that loop through the rows and store each geometry value in array.

What return typeshall i use to return an array full of geometry values?

Answer 1

Why not to use geometry[] type?

---

EDIT

You can use any of the existing PostgreSQL types for arrays, per documentation:

Arrays of any built-in or user-defined base type, enum type, or composite type can be created.