Answers for "python api sqlite3"

python sqlite3 database

import sqlite3

# Create database
conn = sqlite3.connect('tablename.db')
c = conn.cursor()
c.execute('''CREATE TABLE tablename(id INTEGER PRIMARY KEY AUTOINCREMENT, name TEXT, number REAL)''')
conn.commit()
conn.close()

# Insert Values
conn = sqlite3.connect('tablename.db')
c = conn.cursor()
c.execute("INSERT INTO tablename VALUES (?, ?)", (name, number))
conn.commit()
conn.close()

# Read Values
conn = sqlite3.connect('tablename.db')
c = conn.cursor()

for row in c.execute('SELECT * FROM tablename'):
	print(row)

number = [row[2] for row in c.execute('SELECT * FROM tablename')]
conn.close()

sqlite3 python

import sqlite3 as lite 
import sys 
 
try: 
    con = lite.connect('products.db') 
    cur = con.cursor()     
    cur.execute("CREATE TABLE drinks(Id INTEGER PRIMARY KEY AUTOINCREMENT, Name TEXT, Price REAL)") 
    cur.execute("CREATE TABLE fruits(Id INTEGER PRIMARY KEY AUTOINCREMENT, Name TEXT, Price REAL)") 
    con.commit() 
             
except e: 
    if con: 
        con.rollback() 
     
    print("Unexpected error %s:" % e.args[0]) 
    sys.exit(1) 
finally: 
    if con: 
        con.close()

sqlite3 in python3

import sqlite3
con = sqlite3.connect('example.db')

cur = con.cursor()

# Create table
cur.execute('''CREATE TABLE stocks
               (date text, trans text, symbol text, qty real, price real)''')

# Insert a row of data
cur.execute("INSERT INTO stocks VALUES ('2006-01-05','BUY','RHAT',100,35.14)")

# Save (commit) the changes
con.commit()

# We can also close the connection if we are done with it.
# Just be sure any changes have been committed or they will be lost.
con.close()