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python 操作sqlite3

import sqlite3 db = sqlite3.connect('database.db')

db.cursor

c.execute()

db.commit()

c = db.cursor() c.execute('create table portfolio (symbol text, shares integer, price real)') <sqlite3.Cursor object at 0x10067a730> db.commit()

>>> c.executemany('insert into portfolio values (?,?,?)', stocks)

<sqlite3.Cursor object at 0x10067a730>

db.commit()

for row in db.execute('select * from portfolio'): ... print(row) ... ('GOOG', 100, 490.1) ('AAPL', 50, 545.75) ('FB', 150, 7.45) ('HPQ', 75, 33.2)

min_price = 100 for row in db.execute('select * from portfolio where price >= ?', (min_price,)): ... print(row) ... ('GOOG', 100, 490.1) ('AAPL', 50, 545.75)

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