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Python 如何将cursor.executemany用于插入以外的其他操作_Python_Python 3.x - Fatal编程技术网

Python 如何将cursor.executemany用于插入以外的其他操作

Python 如何将cursor.executemany用于插入以外的其他操作,python,python-3.x,Python,Python 3.x,我有以下代码: c = conn.cursor() l=[(A,B,C),] c.executemany("SELECT * FROM 'my_table' WHERE code=? AND date BETWEEN ? AND ? ORDER BY date",l) r = c.fetchall() 我怎样才能让它工作?还有其他选择吗?我认为您可以使用executeforSELECT。我们需要示例数据库数据进行测试。预期的和当前的行为是什么?举个例子,当你访问图书馆网站时,你有这样的行为:

我有以下代码:

c = conn.cursor()
l=[(A,B,C),]
c.executemany("SELECT * FROM 'my_table' WHERE code=? AND date BETWEEN ? AND ? ORDER BY date",l) 
r = c.fetchall()

我怎样才能让它工作?还有其他选择吗?

我认为您可以使用
execute
for
SELECT
。我们需要示例数据库数据进行测试。预期的和当前的行为是什么?举个例子,当你访问图书馆网站时,你有这样的行为:购买=[('2006-03-28','BUY','IBM',1000,45.00),('2006-04-05','BUY','MSFT',1000,72.00),('2006-04-06','SELL','IBM',500,53.00),]c.executemany('INSERT-INTO-stocks value(?,,,,,,,,,,,,,,,,,,,,?),购买)如何调整它以适应具有多个选项的选择?
c = conn.cursor()
l = (A, B, C)
c.execute("SELECT * FROM 'my_table' WHERE code=? AND date BETWEEN ? AND ? ORDER BY date", l)
r = c.fetchall()