or ARRAY[ARRAY[ARRAY[2]]] (Joe)
Allow proper comparisons for arrays (Joe)
Allow indexes on array columns, and used in ORDER BY and DISTINCT (Joe)
-Allow WHERE qualification 'expr <oper> ANY/SOME/ALL (array-expr)' (Tom, Joe)
+Allow WHERE qualification 'expr <oper> ANY/SOME/ALL (array-expr)' (Joe)
Allow polymorphic SQL functions (Tom, Joe)
Allow array concatenation with '||' and normal array comparisons (Joe)
New array functions array_append(), array_cat(), array_lower(),
array_prepend(), array_to_string(), array_upper(), string_to_array() (Joe)
-Allow user defined aggregates to use polymorphic functions (Tom, Joe)
-Allow polymorphic user defined aggregates (Tom, Joe)
+Allow user defined aggregates to use polymorphic functions (Joe)
+Allow polymorphic user defined aggregates (Joe)
Allow assignments to empty arrays (Joe)
Allow 60 in seconds fields of timestamp, time, interval input values (Tom)
Allow PREPARE/bind of utility commands like FETCH and EXPLAIN (Tom)