-- SQL code to define new sequence utilities

-- Set a new sequence value
--
create function set_currval(text, int4) returns int4
  as 'MODULE_PATHNAME'
  language 'C';

-- Increment the value of sequence
--
--	select next_id('sequence_name');
--
create function next_id(text) returns int4
  as 'MODULE_PATHNAME'
  language 'C';

-- Return the last value set for a sequence
--
--	select last_id('sequence_name');
--
create function last_id(text) returns int4
  as 'MODULE_PATHNAME'
  language 'C';

-- Set the current value of a sequence
--
--	select set_last_id('sequence_name', 1);
--
create function set_last_id(text,int4) returns int4
  as 'MODULE_PATHNAME'
  language 'C';

-- end of file
