31 lines
978 B
MySQL
31 lines
978 B
MySQL
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-- extend the schema monitoring from badesee application
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create table level_sensor_t (
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id serial not null primary key,
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sensor_type varchar(16) not null,
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ground_level numeric(10, 0) not null,
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device integer not null references device_id(id),
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unique(device)
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);
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create table level_measurement_t (
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time timestamp without time zone not null,
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device_name varchar(16) not null,
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raw_level numeric(10, 0),
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level numeric(10, 0),
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status varchar(16),
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battery float
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);
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select create_hypertable('level_measurement_t', 'time');
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insert into device_t (device_id, label) values('eui-a84041a2c18341d6', 'deilbach');
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insert into level_sensor_t (sensor_type, ground_level, device)
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values('LDDS75', 300, (select id from device_t where device_id='eui-a84041a2c18341d6'));
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create user level_preprocessor password 'geheim';
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grant select on device_t, level_sensor_t to level_preprocessor;
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grant insert on level_measurement_t to level_preprocessor;
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