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pythopen
10年前发布

python操作sqlite

python2.5以上版本已经集成了sqlite模块,下面是一些基本用法

#!/usr/bin/python  # -*- coding: iso-8859-1 -*-  from sqlite3 import dbapi2 as sqlite    # Create a database:  con = sqlite.connect('mydatabase.db3')  cur = con.cursor()    # Create a table:  cur.execute('create table clients (id INT PRIMARY KEY, name CHAR(60))')    # Insert a single line:  client = (5,"John Smith")  cur.execute("insert into clients (id, name) values (?, ?)", client )  con.commit()    # Insert several lines at once:  clients = [ (7,"Ella Fitzgerald"),              (8,"Louis Armstrong"),              (9,"Miles Davis")            ]  cur.executemany("insert into clients (id, name) values (?, ?)", clients )  con.commit()    cur.close()  con.close()    #下面的代码对数据库进行连接查询  #!/usr/bin/python  # -*- coding: iso-8859-1 -*-  from sqlite3 import dbapi2 as sqlite    # Connect to an existing database  con = sqlite.connect('mydatabase.db3')  cur = con.cursor()    # Get row by row  print "Row by row:"  cur.execute('select id, name from clients order by name;')  row = cur.fetchone()  while row:      print row      row = cur.fetchone()    # Get all rows at once:  print "All rows at once:"  cur.execute('select id, name from clients order by name;')  print cur.fetchall()    cur.close()  con.close()