Thread: pgsql-server/doc/src/sgml func.sgml

pgsql-server/doc/src/sgml func.sgml

From
momjian@postgresql.org (Bruce Momjian - CVS)
Date:
CVSROOT:    /cvsroot
Module name:    pgsql-server
Changes by:    momjian@postgresql.org    03/02/18 22:12:23

Modified files:
    doc/src/sgml   : func.sgml

Log message:
    This patch adds a note to the documentation describing why the
    performance of min() and max() is slow when applied to the entire table,
    and suggesting the simple workaround most experienced Pg users
    eventually learn about (SELECT xyz ... ORDER BY xyz LIMIT 1).

    Neil Conway