mirror of
https://git.postgresql.org/git/postgresql.git
synced 2024-08-18 12:33:24 +02:00
with OPAQUE, as per recent pghackers discussion. I still want to do some more work on the 'cstring' pseudo-type, but I'm going to commit the bulk of the changes now before the tree starts shifting under me ...
282 lines
5.1 KiB
MySQL
282 lines
5.1 KiB
MySQL
--
|
|
-- PostgreSQL code for ISSNs.
|
|
--
|
|
-- $Id: isbn_issn.sql.in,v 1.6 2002/08/22 00:01:39 tgl Exp $
|
|
--
|
|
|
|
-- Adjust this setting to control where the objects get created.
|
|
SET search_path = public;
|
|
|
|
|
|
--
|
|
-- Input and output functions and the type itself:
|
|
--
|
|
|
|
create function issn_in(cstring)
|
|
returns issn
|
|
as 'MODULE_PATHNAME'
|
|
language 'c';
|
|
|
|
create function issn_out(issn)
|
|
returns cstring
|
|
as 'MODULE_PATHNAME'
|
|
language 'c';
|
|
|
|
create type issn (
|
|
internallength = 16,
|
|
externallength = 9,
|
|
input = issn_in,
|
|
output = issn_out
|
|
);
|
|
|
|
comment on type issn
|
|
is 'International Standard Serial Number';
|
|
|
|
|
|
--
|
|
-- The various boolean tests:
|
|
--
|
|
|
|
create function issn_lt(issn, issn)
|
|
returns bool
|
|
as 'MODULE_PATHNAME'
|
|
language 'c';
|
|
|
|
create function issn_le(issn, issn)
|
|
returns bool
|
|
as 'MODULE_PATHNAME'
|
|
language 'c';
|
|
|
|
create function issn_eq(issn, issn)
|
|
returns bool
|
|
as 'MODULE_PATHNAME'
|
|
language 'c';
|
|
|
|
create function issn_ge(issn, issn)
|
|
returns bool
|
|
as 'MODULE_PATHNAME'
|
|
language 'c';
|
|
|
|
create function issn_gt(issn, issn)
|
|
returns bool
|
|
as 'MODULE_PATHNAME'
|
|
language 'c';
|
|
|
|
create function issn_ne(issn, issn)
|
|
returns bool
|
|
as 'MODULE_PATHNAME'
|
|
language 'c';
|
|
|
|
--
|
|
-- Now the operators. Note how some of the parameters to some
|
|
-- of the 'create operator' commands are commented out. This
|
|
-- is because they reference as yet undefined operators, and
|
|
-- will be implicitly defined when those are, further down.
|
|
--
|
|
|
|
create operator < (
|
|
leftarg = issn,
|
|
rightarg = issn,
|
|
-- negator = >=,
|
|
procedure = issn_lt
|
|
);
|
|
|
|
create operator <= (
|
|
leftarg = issn,
|
|
rightarg = issn,
|
|
-- negator = >,
|
|
procedure = issn_le
|
|
);
|
|
|
|
create operator = (
|
|
leftarg = issn,
|
|
rightarg = issn,
|
|
commutator = =,
|
|
-- negator = <>,
|
|
procedure = issn_eq
|
|
);
|
|
|
|
create operator >= (
|
|
leftarg = issn,
|
|
rightarg = issn,
|
|
negator = <,
|
|
procedure = issn_ge
|
|
);
|
|
|
|
create operator > (
|
|
leftarg = issn,
|
|
rightarg = issn,
|
|
negator = <=,
|
|
procedure = issn_gt
|
|
);
|
|
|
|
create operator <> (
|
|
leftarg = issn,
|
|
rightarg = issn,
|
|
negator = =,
|
|
procedure = issn_ne
|
|
);
|
|
|
|
--
|
|
-- eof
|
|
--
|
|
--
|
|
-- PostgreSQL code for ISBNs.
|
|
--
|
|
-- $Id: isbn_issn.sql.in,v 1.6 2002/08/22 00:01:39 tgl Exp $
|
|
--
|
|
--
|
|
-- Input and output functions and the type itself:
|
|
--
|
|
|
|
create function isbn_in(cstring)
|
|
returns isbn
|
|
as 'MODULE_PATHNAME'
|
|
language 'c';
|
|
|
|
create function isbn_out(isbn)
|
|
returns cstring
|
|
as 'MODULE_PATHNAME'
|
|
language 'c';
|
|
|
|
create type isbn (
|
|
internallength = 16,
|
|
externallength = 13,
|
|
input = isbn_in,
|
|
output = isbn_out
|
|
);
|
|
|
|
comment on type isbn
|
|
is 'International Standard Book Number';
|
|
|
|
|
|
--
|
|
-- The various boolean tests:
|
|
--
|
|
|
|
create function isbn_lt(isbn, isbn)
|
|
returns bool
|
|
as 'MODULE_PATHNAME'
|
|
language 'c';
|
|
|
|
create function isbn_le(isbn, isbn)
|
|
returns bool
|
|
as 'MODULE_PATHNAME'
|
|
language 'c';
|
|
|
|
create function isbn_eq(isbn, isbn)
|
|
returns bool
|
|
as 'MODULE_PATHNAME'
|
|
language 'c';
|
|
|
|
create function isbn_ge(isbn, isbn)
|
|
returns bool
|
|
as 'MODULE_PATHNAME'
|
|
language 'c';
|
|
|
|
create function isbn_gt(isbn, isbn)
|
|
returns bool
|
|
as 'MODULE_PATHNAME'
|
|
language 'c';
|
|
|
|
create function isbn_ne(isbn, isbn)
|
|
returns bool
|
|
as 'MODULE_PATHNAME'
|
|
language 'c';
|
|
|
|
--
|
|
-- Now the operators. Note how some of the parameters to some
|
|
-- of the 'create operator' commands are commented out. This
|
|
-- is because they reference as yet undefined operators, and
|
|
-- will be implicitly defined when those are, further down.
|
|
--
|
|
|
|
create operator < (
|
|
leftarg = isbn,
|
|
rightarg = isbn,
|
|
-- negator = >=,
|
|
procedure = isbn_lt
|
|
);
|
|
|
|
create operator <= (
|
|
leftarg = isbn,
|
|
rightarg = isbn,
|
|
-- negator = >,
|
|
procedure = isbn_le
|
|
);
|
|
|
|
create operator = (
|
|
leftarg = isbn,
|
|
rightarg = isbn,
|
|
commutator = =,
|
|
-- negator = <>,
|
|
procedure = isbn_eq
|
|
);
|
|
|
|
create operator >= (
|
|
leftarg = isbn,
|
|
rightarg = isbn,
|
|
negator = <,
|
|
procedure = isbn_ge
|
|
);
|
|
|
|
create operator > (
|
|
leftarg = isbn,
|
|
rightarg = isbn,
|
|
negator = <=,
|
|
procedure = isbn_gt
|
|
);
|
|
|
|
create operator <> (
|
|
leftarg = isbn,
|
|
rightarg = isbn,
|
|
negator = =,
|
|
procedure = isbn_ne
|
|
);
|
|
|
|
|
|
-- Register 'isbn' comparison function
|
|
create function isbn_cmp(isbn, isbn)
|
|
returns integer
|
|
as '$libdir/isbn_issn'
|
|
language c;
|
|
|
|
-- Register 'issn' comparison function
|
|
create function issn_cmp(issn, issn)
|
|
returns integer
|
|
as '$libdir/isbn_issn'
|
|
language c;
|
|
|
|
-------------------------------------------------
|
|
-- Create default operator class for 'isbn' --
|
|
-- Needed to create index or primary key --
|
|
-------------------------------------------------
|
|
|
|
CREATE OPERATOR CLASS isbn_ops
|
|
DEFAULT FOR TYPE isbn USING btree AS
|
|
OPERATOR 1 < ,
|
|
OPERATOR 2 <= ,
|
|
OPERATOR 3 = ,
|
|
OPERATOR 4 >= ,
|
|
OPERATOR 5 > ,
|
|
FUNCTION 1 isbn_cmp(isbn, isbn);
|
|
|
|
-------------------------------------------------
|
|
-- Create default operator class for 'issn' --
|
|
-- Needed to create index or primary key --
|
|
-------------------------------------------------
|
|
|
|
CREATE OPERATOR CLASS issn_ops
|
|
DEFAULT FOR TYPE issn USING btree AS
|
|
OPERATOR 1 < ,
|
|
OPERATOR 2 <= ,
|
|
OPERATOR 3 = ,
|
|
OPERATOR 4 >= ,
|
|
OPERATOR 5 > ,
|
|
FUNCTION 1 issn_cmp(issn, issn);
|
|
|
|
|
|
--
|
|
-- eof
|
|
--
|