Django Book 翻译
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原文:
Most fields require no data preparation. Simple data types, such as integers and strings, are ready to write as a Python object. However, more complex data types often require some modification. For example, ``DateFields`` use a Python ``datetime`` object to store data. Databases dont store ``datetime`` objects, so the field value must be converted into an ISO-compliant date string for insertion into the database.
翻译:
大多数字段的数据不需要预先准备。简单的数据类型,比如整型和字符串等python对象可以直接写进数据库。然而,更复杂的数据类型需要做一些修改。比如, ``DateFields`` 使用python的 ``datetime`` 对象来存储数据。数据库并不能存储 ``datetime`` 对象,所以该字段要存入数据库先要把值转化为符合ISO标准的日期字符串。
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