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feat(pkg/db): postgres database

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This commit is contained in:
Markus Pesch
2019-08-20 21:37:45 +02:00
parent c0aa155f36
commit 60ee044b88
53 changed files with 2269 additions and 81 deletions
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2
pkg/db/sql/psql/deleteDevice.sql Normal file
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DELETE FROM devices
WHERE device_id = $1;

2
pkg/db/sql/psql/deleteHumidity.sql Normal file
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DELETE FROM humidities
WHERE humidity_id = $1;

2
pkg/db/sql/psql/deletePressure.sql Normal file
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DELETE FROM pressures
WHERE pressure_id = $1;

2
pkg/db/sql/psql/deleteSensor.sql Normal file
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DELETE FROM sensors
WHERE sensor_id = $1;

2
pkg/db/sql/psql/deleteTemperature.sql Normal file
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DELETE FROM temperatures
WHERE temperature_id = $1;

7
pkg/db/sql/psql/insertDevice.sql Normal file
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INSERT INTO devices (
device_id,
device_name,
device_location,
creation_date
)
VALUES ($1, $2, $3, $4);

10
pkg/db/sql/psql/insertHumidity.sql Normal file
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INSERT INTO humidities (
humidity_id,
humidity_value,
humidity_from_date,
humidity_till_date,
sensor_id,
creation_date,
update_date
)
VALUES ($1, $2, $3, $4, $5, $6, $7);

10
pkg/db/sql/psql/insertPressure.sql Normal file
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INSERT INTO pressures (
pressure_id,
pressure_value,
pressure_from_date,
pressure_till_date,
sensor_id,
creation_date,
update_date
)
VALUES ($1, $2, $3, $4, $5, $6, $7);

14
pkg/db/sql/psql/insertSensor.sql Normal file
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INSERT INTO sensors (
sensor_id,
sensor_name,
sensor_location,
wire_id,
i2c_bus,
i2c_address,
gpio_number,
sensor_model,
sensor_enabled,
device_id,
creation_date
)
VALUES ($1, $2, $3, $4, $5, $6, $7, $8, $9, $10, $11);

10
pkg/db/sql/psql/insertTemperature.sql Normal file
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INSERT INTO temperatures (
temperature_id,
temperature_value,
temperature_from_date,
temperature_till_date,
sensor_id,
creation_date,
update_date
)
VALUES ($1, $2, $3, $4, $5, $6, $7);

146
pkg/db/sql/psql/schema.sql Normal file
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DROP TABLE IF EXISTS devices CASCADE;
DROP TABLE IF EXISTS sensors CASCADE;
DROP TABLE IF EXISTS humidities CASCADE;
DROP TABLE IF EXISTS pressures CASCADE;
DROP TABLE IF EXISTS temperatures CASCADE;
-- +----------------------------------------+
-- | TABLES |
-- +----------------------------------------+
CREATE TABLE IF NOT EXISTS devices(
device_id CHAR(36) CONSTRAINT pk_devices PRIMARY KEY,
device_name VARCHAR(32) NOT NULL,
device_location VARCHAR(32),
device_last_contact TIMESTAMP WITH TIME ZONE DEFAULT CURRENT_TIMESTAMP NOT NULL,
creation_date TIMESTAMP WITH TIME ZONE DEFAULT CURRENT_TIMESTAMP
);
CREATE TABLE IF NOT EXISTS sensors (
sensor_id CHAR(36) CONSTRAINT pk_sensors PRIMARY KEY,
sensor_name VARCHAR(32) NOT NULL,
sensor_location VARCHAR(32) NOT NULL,
wire_id VARCHAR(15),
i2c_bus VARCHAR(255),
i2c_address VARCHAR(12),
gpio_number VARCHAR(6),
sensor_model VARCHAR(16) NOT NULL,
sensor_enabled BOOLEAN DEFAULT TRUE NOT NULL,
sensor_last_contact TIMESTAMP WITH TIME ZONE DEFAULT CURRENT_TIMESTAMP NOT NULL,
device_id CHAR(36),
creation_date TIMESTAMP WITH TIME ZONE DEFAULT CURRENT_TIMESTAMP NOT NULL
);
CREATE TABLE IF NOT EXISTS humidities (
humidity_id CHAR(36) CONSTRAINT pk_humidities PRIMARY KEY,
humidity_value NUMERIC(9,3) NOT NULL,
humidity_from_date TIMESTAMP WITH TIME ZONE NOT NULL,
humidity_till_date TIMESTAMP WITH TIME ZONE,
sensor_id CHAR(36),
creation_date TIMESTAMP WITH TIME ZONE DEFAULT CURRENT_TIMESTAMP NOT NULL,
update_date TIMESTAMP WITH TIME ZONE
);
CREATE TABLE IF NOT EXISTS pressures (
pressure_id CHAR(36) CONSTRAINT pk_pressures PRIMARY KEY,
pressure_value NUMERIC(10,3) NOT NULL,
pressure_from_date TIMESTAMP WITH TIME ZONE NOT NULL,
pressure_till_date TIMESTAMP WITH TIME ZONE,
sensor_id CHAR(36),
creation_date TIMESTAMP WITH TIME ZONE DEFAULT CURRENT_TIMESTAMP NOT NULL,
update_date TIMESTAMP WITH TIME ZONE
);
CREATE TABLE IF NOT EXISTS temperatures (
temperature_id CHAR(36) CONSTRAINT pk_temperatures PRIMARY KEY,
temperature_value NUMERIC(5,3) NOT NULL,
temperature_from_date TIMESTAMP WITH TIME ZONE NOT NULL,
temperature_till_date TIMESTAMP WITH TIME ZONE,
sensor_id CHAR(36),
creation_date TIMESTAMP WITH TIME ZONE DEFAULT CURRENT_TIMESTAMP NOT NULL,
update_date TIMESTAMP WITH TIME ZONE
);
-- +----------------------------------------+
-- | FOREIGN-KEYS |
-- +----------------------------------------+
ALTER TABLE sensors
ADD FOREIGN KEY (device_id)
REFERENCES devices(device_id)
ON DELETE CASCADE
ON UPDATE CASCADE;
ALTER TABLE humidities
ADD FOREIGN KEY (sensor_id)
REFERENCES sensors(sensor_id)
ON DELETE CASCADE
ON UPDATE CASCADE;
ALTER TABLE pressures
ADD FOREIGN KEY (sensor_id)
REFERENCES sensors(sensor_id)
ON DELETE CASCADE
ON UPDATE CASCADE;
ALTER TABLE temperatures
ADD FOREIGN KEY (sensor_id)
REFERENCES sensors(sensor_id)
ON DELETE CASCADE
ON UPDATE CASCADE;
-- +----------------------------------------+
-- | Trigger-Functions |
-- +----------------------------------------+
CREATE OR REPLACE FUNCTION device_last_contact()
RETURNS trigger AS
$BODY$
BEGIN
UPDATE devices
SET device_last_contact = CURRENT_TIMESTAMP
WHERE device_id = NEW.device_id;
RETURN NEW;
END;
$BODY$ LANGUAGE plpgsql;
CREATE OR REPLACE FUNCTION sensor_last_contact()
RETURNS trigger AS
$BODY$
BEGIN
UPDATE sensors
SET sensor_last_contact = CURRENT_TIMESTAMP,
sensor_enabled = true
WHERE sensor_id = NEW.sensor_id;
RETURN NEW;
END;
$BODY$ LANGUAGE plpgsql;
-- +----------------------------------------+
-- | Trigger |
-- +----------------------------------------+
DROP TRIGGER IF EXISTS ai_humidities ON humidities;
DROP TRIGGER IF EXISTS ai_pressure ON pressures;
DROP TRIGGER IF EXISTS ai_temperatures ON temperatures;
CREATE TRIGGER au_sensors
AFTER UPDATE
ON sensors
FOR EACH ROW
EXECUTE PROCEDURE device_last_contact();
CREATE TRIGGER ai_humidities
AFTER INSERT
ON humidities
FOR EACH ROW
EXECUTE PROCEDURE sensor_last_contact();
CREATE TRIGGER ai_pressures
AFTER INSERT
ON pressures
FOR EACH ROW
EXECUTE PROCEDURE sensor_last_contact();
CREATE TRIGGER ai_temperatures
AFTER INSERT
ON temperatures
FOR EACH ROW
EXECUTE PROCEDURE sensor_last_contact();

8
pkg/db/sql/psql/selectDeviceByID.sql Normal file
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SELECT
device_id,
device_name,
device_location,
creation_date
FROM
devices
WHERE device_id = $1;

10
pkg/db/sql/psql/selectHumidities.sql Normal file
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SELECT
humidity_id,
humidity_value,
humidity_from_date,
humidity_till_date,
sensor_id,
creation_date,
update_date
FROM
humidities;

12
pkg/db/sql/psql/selectHumidityByID.sql Normal file
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SELECT
humidity_id,
humidity_value,
humidity_from_date,
humidity_till_date,
sensor_id,
creation_date,
update_date
FROM
humidities
WHERE
humidity_id = $1;

12
pkg/db/sql/psql/selectPressureByID.sql Normal file
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SELECT
pressure_id,
pressure_value,
pressure_from_date,
pressure_till_date,
sensor_id,
creation_date,
update_date
FROM
pressures
WHERE
pressure_id = $1;

10
pkg/db/sql/psql/selectPressures.sql Normal file
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SELECT
pressure_id,
pressure_value,
pressure_from_date,
pressure_till_date,
sensor_id,
creation_date,
update_date
FROM
pressures;

16
pkg/db/sql/psql/selectSensorByID.sql Normal file
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SELECT
sensor_id,
sensor_name,
sensor_location,
wire_id,
i2c_bus,
i2c_address,
gpio_number,
sensor_model,
sensor_enabled,
device_id,
creation_date
FROM
sensors
WHERE
sensor_id = $1;

12
pkg/db/sql/psql/selectTemperatureByID.sql Normal file
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SELECT
temperature_id,
temperature_value,
temperature_from_date,
temperature_till_date,
sensor_id,
creation_date,
update_date
FROM
temperatures
WHERE
temperature_id = $1;

10
pkg/db/sql/psql/selectTemperatures.sql Normal file
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SELECT
temperature_id,
temperature_value,
temperature_from_date,
temperature_till_date,
sensor_id,
creation_date,
update_date
FROM
temperatures;