59 lines
1.2 KiB
MySQL
59 lines
1.2 KiB
MySQL
-- misc_utils.sql --
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--
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-- SQL code to define misc functions.
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--
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-- Copyright (c) 1998, Massimo Dal Zotto <dz@cs.unitn.it>
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--
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-- This file is distributed under the GNU General Public License
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-- either version 2, or (at your option) any later version.
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-- Set the maximum number of tuples returned by a single query.
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--
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create function query_limit(int4) returns int4
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as 'MODULE_PATHNAME'
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language 'C';
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-- Return the pid of the backend.
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--
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create function backend_pid() returns int4
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as 'MODULE_PATHNAME'
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language 'C';
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-- Unlisten from a relation.
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--
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create function "unlisten"(name) returns int4
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as 'MODULE_PATHNAME'
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language 'C';
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-- Unlisten from all relations for this backend.
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--
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create function "unlisten"() returns int4
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as 'select "unlisten"(''*'')'
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language 'sql';
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-- min(x,y)
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--
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create function min(int4,int4) returns int4
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as 'MODULE_PATHNAME'
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language 'C';
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-- max(x,y)
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--
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create function max(int4,int4) returns int4
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as 'MODULE_PATHNAME'
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language 'C';
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-- Enable/disable Postgres assert checking.
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--
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create function assert_enable(int4) returns int4
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as 'MODULE_PATHNAME'
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language 'C';
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-- Test Postgres assert checking.
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--
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-- create function assert_test(int4) returns int4
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-- as 'MODULE_PATHNAME'
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-- language 'C';
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-- end of file
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