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Diffstat (limited to 'doc/FAQ')
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1 files changed, 9 insertions, 1 deletions
@@ -1,7 +1,7 @@ Frequently Asked Questions (FAQ) for PostgreSQL - Last updated: Mon Mar 18 14:34:57 EST 2002 + Last updated: Mon Apr 8 23:22:06 EDT 2002 Current maintainer: Bruce Momjian (pgman@candle.pha.pa.us) @@ -91,6 +91,7 @@ 4.22) Why are my subqueries using IN so slow? 4.23) How do I perform an outer join? 4.24) How do I perform queries using multiple databases? + 4.25) How do I return multiple rows or columns from a function? Extending PostgreSQL @@ -1017,6 +1018,13 @@ SELECT * databases and merge the information that way. _________________________________________________________________ + 4.25) How do I return multiple rows or columns from a function? + + You can return result sets from PL/pgSQL functions using refcursors. + See + http://candle.pha.pa.us/main/writings/pgsql/sgml/plpgsql-cursors.html, + section 23.7.3.3. + Extending PostgreSQL 5.1) I wrote a user-defined function. When I run it in psql, why does it |