postgresql/contrib/miscutil/misc_utils.sql.in

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-- misc_utils.sql --
--
-- SQL code to define misc functions.
--
-- Copyright (c) 1998, Massimo Dal Zotto <dz@cs.unitn.it>
--
-- This file is distributed under the GNU General Public License
-- either version 2, or (at your option) any later version.
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-- Return the pid of the backend.
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--
create function backend_pid() returns int4
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as 'MODULE_PATHNAME'
language 'C';
-- Unlisten from a relation.
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--
create function "unlisten"(name) returns int4
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as 'MODULE_PATHNAME'
language 'C';
-- Unlisten from all relations for this backend.
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--
create function "unlisten"() returns int4
as 'select "unlisten"(''*'')'
language 'sql';
-- min(x,y)
--
create function min(int4,int4) returns int4
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as 'MODULE_PATHNAME'
language 'C';
-- max(x,y)
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--
create function max(int4,int4) returns int4
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as 'MODULE_PATHNAME'
language 'C';
-- Return the number of active listeners on a relation
--
create function active_listeners(text) returns int4
as 'MODULE_PATHNAME'
language 'C';
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-- end of file