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fengzero
42 lines
1.4 KiB
SQL
42 lines
1.4 KiB
SQL
/**
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* NEURON IIoT System for Industry 4.0
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* Copyright (C) 2020-2026 EMQ Technologies Co., Ltd All rights reserved.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 3 of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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**/
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PRAGMA foreign_keys = OFF;
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BEGIN TRANSACTION;
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CREATE TABLE IF NOT EXISTS
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groups_new (
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driver_name TEXT NOT NULL,
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name TEXT NULL check(length(name) <= 128),
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interval INTEGER NOT NULL check(interval >= 10),
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context TEXT NULL check(length(context) <= 512),
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UNIQUE (driver_name, name),
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FOREIGN KEY (driver_name) REFERENCES nodes (name) ON UPDATE CASCADE ON DELETE CASCADE
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);
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INSERT INTO groups_new (driver_name, name, interval, context)
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SELECT driver_name, name, interval, context FROM groups;
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DROP TABLE groups;
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ALTER TABLE groups_new RENAME TO groups;
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COMMIT;
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PRAGMA foreign_keys = ON;
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