Ulib array
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ulib_array is a proposal for a "standard" user-defined library of SQL and PL/pgSQL array functions, defined here by snippets:
| FUNCTION | RETURNS |
|---|---|
| array_sort(anyarray) | anyarray |
| array_distinct(anyarray) | anyarray |
| array_intersect(anyarray) | anyarray |
| ...(anyarray) | ... |
| unnest_multidim(anyarray, integer) | SETOF anyarray |