Re: transaction safety

DaVinci wrote:
  > Hi all.
  >
  > I want to create a new tuple of main info and detail tuples (in
  > different tables) that are joined by a key field. Key field is created by
  > generator automatically and I need that number in order to assign to detail
  > tuples. How can I to get that number in a safe way?.

A successful INSERT returns the oid of the row just created; so get the
new value with a query like this:

  SELECT key_field FROM table WHERE oid = new_oid_value;

In libpq programming, use PQoidValue() to get the oid.  Other interfcaes
should have equivalent methods.



--
Oliver Elphick                                Oliver.Elphick@lfix.co.uk
Isle of Wight                              http://www.lfix.co.uk/oliver
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