Query the database using SQL/XML
使用 SQL/XML 查询数据库
The data Access Object got several finder methods to query the database.
数据访问对象(Data Access Object)有一些搜索方法以查询数据库。
Query by criteria: Query the database by creating a criteria object and setting its properties.
Query by criteria:通过创建criteria对象查询数据库。
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