Обсуждение: querying arrays

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querying arrays

От
Heiko Wilms
Дата:
Hi,

I stucked upon the following situation:
create table test (   n    int[]   );

insert into test values (
   '{1,2,3,4}'

);

now I need a query that returns all four numbers in different variables,i.e.

an array like n[1],...,n[4]

I tried queries like
   select test.n from test which returns {1,2,3,4}

or
   select test.n[i] from test,  where i is 1,2,3 or 4 which each returns 1,2,...

What I'm looking for is a query that returns four rows with one number in each

result index. Can anyone help?

--
H. Wilms

Homepage schering.si2.uni-hannover.de/hugo
email    wilms@stud.fh-hannover.de