The rest of this article shows you how to use the ij tool to perform simple database operations, like creating a database.
下文将展示如何使用ij工具执行简单的数据库操作，比如创建数据库。
This is usually a good deal, but even in simple applications, you may need to drop down a level to the Python database interface and write raw SQL for some critical-path operations.
这通常是好的交易，但甚至在简单的应用程序中，您也可能需要下降一个级别到达Python数据库接口，为一些关键路径的操作编写原始sql。
Universal Services are a simple but fixed set of database operations that allow the querying and modification of XML data, stored in a pureXML column of a DB2 database.
UniversalServices是一组简单但固定的数据库操作，它们允许查询和修改储存在DB 2数据库的purexml列中的数据。
It shows a simple application operating with a database where the database operations are published as Web services.
图1显示了一个与数据库一起运转的简单应用程序，其中数据库操作发布为Web服务。
First, the operations the server has to perform are not complex, and the database queries are simple.
首先，服务器必须执行的操作并不复杂，并且服务器查询也很简单。
So, one need only add a few lines of code to an application and create a simple mapping file for each persistent class, and NHibernate takes care of all database operations.
好了，我们只需要在程序中添加几行代码，和为每一个映射文件创建持久化类，而且NHibernate可以照顾到所有的数据库操作。
Very simple database code along with the report, the function is to use SQL statements to complete the query operations.
说明：非常简单的数据库代码并附上报告，实现的功能是用SQL语句完成整个查询操作。
Very simple database code along with the report, the function is to use SQL statements to complete the query operations.
说明：非常简单的数据库代码并附上报告，实现的功能是用SQL语句完成整个查询操作。
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