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|
--
-- regproc
--
/* If objects exist, return oids */
-- without schemaname
SELECT regoper('||/');
regoper
---------
||/
(1 row)
SELECT regoperator('+(int4,int4)');
regoperator
--------------------
+(integer,integer)
(1 row)
SELECT regproc('now');
regproc
---------
now
(1 row)
SELECT regprocedure('abs(numeric)');
regprocedure
--------------
abs(numeric)
(1 row)
SELECT regclass('pg_class');
regclass
----------
pg_class
(1 row)
SELECT regtype('int4');
regtype
---------
integer
(1 row)
SELECT to_regoper('||/');
to_regoper
------------
||/
(1 row)
SELECT to_regoperator('+(int4,int4)');
to_regoperator
--------------------
+(integer,integer)
(1 row)
SELECT to_regproc('now');
to_regproc
------------
now
(1 row)
SELECT to_regprocedure('abs(numeric)');
to_regprocedure
-----------------
abs(numeric)
(1 row)
SELECT to_regclass('pg_class');
to_regclass
-------------
pg_class
(1 row)
SELECT to_regtype('int4');
to_regtype
------------
integer
(1 row)
-- with schemaname
SELECT regoper('pg_catalog.||/');
regoper
---------
||/
(1 row)
SELECT regoperator('pg_catalog.+(int4,int4)');
regoperator
--------------------
+(integer,integer)
(1 row)
SELECT regproc('pg_catalog.now');
regproc
---------
now
(1 row)
SELECT regprocedure('pg_catalog.abs(numeric)');
regprocedure
--------------
abs(numeric)
(1 row)
SELECT regclass('pg_catalog.pg_class');
regclass
----------
pg_class
(1 row)
SELECT regtype('pg_catalog.int4');
regtype
---------
integer
(1 row)
SELECT to_regoper('pg_catalog.||/');
to_regoper
------------
||/
(1 row)
SELECT to_regproc('pg_catalog.now');
to_regproc
------------
now
(1 row)
SELECT to_regprocedure('pg_catalog.abs(numeric)');
to_regprocedure
-----------------
abs(numeric)
(1 row)
SELECT to_regclass('pg_catalog.pg_class');
to_regclass
-------------
pg_class
(1 row)
SELECT to_regtype('pg_catalog.int4');
to_regtype
------------
integer
(1 row)
/* If objects don't exist, raise errors. */
-- without schemaname
SELECT regoper('||//');
ERROR: operator does not exist: ||//
LINE 3: SELECT regoper('||//');
^
SELECT regoperator('++(int4,int4)');
ERROR: operator does not exist: ++(int4,int4)
LINE 1: SELECT regoperator('++(int4,int4)');
^
SELECT regproc('know');
ERROR: function "know" does not exist
LINE 1: SELECT regproc('know');
^
SELECT regprocedure('absinthe(numeric)');
ERROR: function "absinthe(numeric)" does not exist
LINE 1: SELECT regprocedure('absinthe(numeric)');
^
SELECT regclass('pg_classes');
ERROR: relation "pg_classes" does not exist
LINE 1: SELECT regclass('pg_classes');
^
SELECT regtype('int3');
ERROR: type "int3" does not exist
LINE 1: SELECT regtype('int3');
^
-- with schemaname
SELECT regoper('ng_catalog.||/');
ERROR: schema "ng_catalog" does not exist
LINE 1: SELECT regoper('ng_catalog.||/');
^
SELECT regoperator('ng_catalog.+(int4,int4)');
ERROR: operator does not exist: ng_catalog.+(int4,int4)
LINE 1: SELECT regoperator('ng_catalog.+(int4,int4)');
^
SELECT regproc('ng_catalog.now');
ERROR: schema "ng_catalog" does not exist
LINE 1: SELECT regproc('ng_catalog.now');
^
SELECT regprocedure('ng_catalog.abs(numeric)');
ERROR: schema "ng_catalog" does not exist
LINE 1: SELECT regprocedure('ng_catalog.abs(numeric)');
^
SELECT regclass('ng_catalog.pg_class');
ERROR: schema "ng_catalog" does not exist
LINE 1: SELECT regclass('ng_catalog.pg_class');
^
SELECT regtype('ng_catalog.int4');
ERROR: schema "ng_catalog" does not exist
LINE 1: SELECT regtype('ng_catalog.int4');
^
/* If objects don't exist, return NULL with no error. */
-- without schemaname
SELECT to_regoper('||//');
to_regoper
------------
(1 row)
SELECT to_regoperator('++(int4,int4)');
to_regoperator
----------------
(1 row)
SELECT to_regproc('know');
to_regproc
------------
(1 row)
SELECT to_regprocedure('absinthe(numeric)');
to_regprocedure
-----------------
(1 row)
SELECT to_regclass('pg_classes');
to_regclass
-------------
(1 row)
SELECT to_regtype('int3');
to_regtype
------------
(1 row)
-- with schemaname
SELECT to_regoper('ng_catalog.||/');
to_regoper
------------
(1 row)
SELECT to_regoperator('ng_catalog.+(int4,int4)');
to_regoperator
----------------
(1 row)
SELECT to_regproc('ng_catalog.now');
to_regproc
------------
(1 row)
SELECT to_regprocedure('ng_catalog.abs(numeric)');
to_regprocedure
-----------------
(1 row)
SELECT to_regclass('ng_catalog.pg_class');
to_regclass
-------------
(1 row)
SELECT to_regtype('ng_catalog.int4');
to_regtype
------------
(1 row)
|
