This commit is contained in:
PaulVua
2025-01-30 17:24:47 +01:00
parent 437be5cad9
commit d732f3ad2d
4 changed files with 75 additions and 1 deletions

27
sqlite/create_db.py Normal file
View File

@@ -0,0 +1,27 @@
'''
Script to create a sqlite database
/usr/bin/python3 /var/www/nebuleair_pro_4g/sqlite/create_db.py
'''
import sqlite3
# Connect to (or create) the database
conn = sqlite3.connect("/var/www/nebuleair_pro_4g/sqlite/sensors.db")
cursor = conn.cursor()
# Create a table for storing sensor data
cursor.execute("""
CREATE TABLE IF NOT EXISTS data (
id INTEGER PRIMARY KEY AUTOINCREMENT,
timestamp DATETIME DEFAULT CURRENT_TIMESTAMP,
sensor TEXT,
value REAL
)
""")
# Commit and close the connection
conn.commit()
conn.close()
print("Database and table created successfully!")

23
sqlite/read.py Normal file
View File

@@ -0,0 +1,23 @@
'''
Script to read data from a sqlite database
/usr/bin/python3 /var/www/nebuleair_pro_4g/sqlite/read.py
'''
import sqlite3
# Connect to the SQLite database
conn = sqlite3.connect("/var/www/nebuleair_pro_4g/sqlite/sensors.db")
cursor = conn.cursor()
# Retrieve the last 10 sensor readings
cursor.execute("SELECT * FROM data ORDER BY timestamp DESC LIMIT 10")
rows = cursor.fetchall()
# Display the results
for row in rows:
print(row)
# Close the database connection
conn.close()

23
sqlite/write.py Normal file
View File

@@ -0,0 +1,23 @@
'''
Script to write data to a sqlite database
/usr/bin/python3 /var/www/nebuleair_pro_4g/sqlite/write.py
'''
import sqlite3
# Connect to the SQLite database
conn = sqlite3.connect("/var/www/nebuleair_pro_4g/sqlite/sensors.db")
cursor = conn.cursor()
# Insert a sample temperature reading
sensor_name = "temperature"
sensor_value = 25.3
cursor.execute("INSERT INTO data (sensor, value) VALUES (?, ?)", (sensor_name, sensor_value))
# Commit and close the connection
conn.commit()
conn.close()
print("Sensor data saved successfully!")