cur.execute(sql)r= cur.fetchone() print(r)# 会根据游标类型打印出结果# 此写法用于解释有数据时返回结果集的下一行数据,无则返回None,没必要这样取数据哈# r = cur.fetchone()# while r:# print(r)# r = cur.fetchone() 五、fetchmany(size=None) 获取结果集中的多行数据 语法:cur.fetchmany(s...
Step 5: Fetch Results Retrieve the results from your executed command. You can fetch a single row using fetchone() or all rows using fetchall(). rows = cursor.fetchall()for row in rows: print(row) Step 6: Close the Connection It’s imperative to close the database connection once you...
A cursor is an object which helps to execute the query and fetch the records from the database. The cursor plays a very important role in executing the query. This article will learn some deep information about the execute methods and how to use those methods in python. We can create the...
What makes a play ___ piece is that the ideas behind ___ play are about problems which are still important to ___ people of different ages in ___ modern times. [ ]A.the; the; the; /B.a; the; the; /C.a; the; /; /D.a; a; the; /的答案是什么.用刷刷题A...