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deleteEntity.sql
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deleteEntity.sql 2.03 KiB
/*
* ** header v3.0
* This file is a part of the CaosDB Project.
*
* Copyright (C) 2018 Research Group Biomedical Physics,
* Max-Planck-Institute for Dynamics and Self-Organization Göttingen
* Copyright (C) 2020 IndiScale GmbH <info@indiscale.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*
* ** end header
*/
/* Delete a (sparse) Entity from the database.
Note that all properties, including is-a relationships of this Entity should
have been deleted before. This can be done for example with the
`deleteEntityProperties` procedure.
Parameters
==========
EntityID : UNSIGNED
The ID of the Entity.
*/
DROP PROCEDURE IF EXISTS db_2_0.deleteEntity;
delimiter //
CREATE PROCEDURE db_2_0.deleteEntity(in EntityID INT UNSIGNED)
BEGIN
-- detele file properties
DELETE FROM files where file_id=EntityID;
-- delete datatype stuff
DELETE FROM data_type WHERE domain_id=0 and (entity_id=0 and property_id=EntityID) or entity_id=EntityID;
DELETE FROM collection_type WHERE domain_id=0 and (entity_id=0 and property_id=EntityID) or entity_id=EntityID;
-- delete primary name (in case this is called without a prior call to deleteEntityProperties)
DELETE FROM name_data WHERE domain_id = 0 AND entity_id = EntityID AND property_id = 20;
DELETE FROM entities where id=EntityID;
DELETE FROM entity_acl WHERE NOT EXISTS (SELECT 1 FROM entities WHERE entities.acl = entity_acl.id LIMIT 1);
END;
//
delimiter ;