feat: add sql schema for static tag value persistence

This commit is contained in:
eeff
2023-02-08 00:20:14 +08:00
parent 34785cb177
commit 79003cb25c
+64
View File
@@ -0,0 +1,64 @@
/**
* NEURON IIoT System for Industry 4.0
* Copyright (C) 2020-2023 EMQ Technologies Co., Ltd All rights reserved.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
**/
BEGIN TRANSACTION;
DROP TABLE
IF EXISTS old_tags;
ALTER TABLE
tags RENAME TO old_tags;
-- alter attribute column constraint for static tags
-- add value column
CREATE TABLE
IF NOT EXISTS tags (
driver_name TEXT NOT NULL,
group_name TEXT NOT NULL,
name TEXT NULL check(length(name) <= 64),
address TEXT NULL check(length(address) <= 128),
attribute INTEGER NOT NULL check(attribute BETWEEN 0 AND 15),
PRECISION INTEGER NOT NULL check(PRECISION BETWEEN 0 AND 17),
decimal REAL NOT NULL,
TYPE INTEGER NOT NULL check(TYPE BETWEEN 0 AND 19),
description TEXT NULL check(length(description) <= 128),
value TEXT DEFAULT NULL,
UNIQUE (driver_name, group_name, name),
FOREIGN KEY (driver_name, group_name) REFERENCES groups (driver_name, name) ON UPDATE CASCADE ON DELETE CASCADE
);
INSERT INTO
tags
SELECT
driver_name,
group_name,
name,
address,
attribute,
PRECISION,
decimal,
TYPE,
description,
NULL
FROM
old_tags;
DROP TABLE
old_tags;
COMMIT;