podoc:count_subalbums_by_album_sql_function
Database Function Description of "count_subalbums_by_album"
Name
count_subalbums_by_album
Description
Count the number of sub-albums in a particular album.
Purpose
To retrieve the number of sub-albums in a particular album.
Schema
CREATE FUNCTION count_subalbums_by_album(INTEGER, INTEGER, VARCHAR[]) RETURNS BIGINT AS ' select count(identifier) from album where parent_album = $1 and can_access_album(identifier, $2, $3); ' LANGUAGE 'sql';
Related tables
History
Used first
Version 2.29
Used last
Still in use
Change history
= Version 2.29 =
CREATE FUNCTION count_subalbums_by_album(INTEGER) RETURNS BIGINT AS 'select count(identifier) from album where parent_album = $1' LANGUAGE 'sql';
CREATE FUNCTION count_subalbums_by_album(INTEGER, INTEGER) RETURNS BIGINT AS 'select count(identifier) from album where parent_album = $1 and access_rights <= $2' LANGUAGE 'sql';
= Version 2.34 =
DROP FUNCTION count_subalbums_by_album(INTEGER); DROP FUNCTION count_subalbums_by_album(INTEGER, INTEGER); CREATE OR REPLACE FUNCTION count_subalbums_by_album(INTEGER, INTEGER, VARCHAR[]) RETURNS BIGINT AS ' select count(identifier) from album where parent_album = $1 and can_access_album(identifier, $2, $3); ' LANGUAGE 'sql';
podoc/count_subalbums_by_album_sql_function.txt · Last modified: 2007/10/19 20:29 by Luud