The “bottom up" approach assumes you already have database table schema and need to develop an object layer and object relational mapping from the table schema.
“自下而上”方法假设已经有数据库表模式，而需要根据表模式开发一个对象层和对象关系映射。
If some or all of your XML documents are small enough to fit into their corresponding row on the base table page in the DAT object, they can be inlined into the relational row.
如果某些或所有XML文档足够小，可以放置到DAT对象的基本表页面的对应行中，那么可以将它们内联为关系行。
Information stored in an XML document may need to be placed in a relational table object.
XML文档中存储的信息可能需要放在一个关系表对象中。
Within the table space, the relational data is stored in the dat object, while XML data resides in the XDA object.
在表空间内，关系数据被保存在DAT对象中，而XML数据保存在XDA对象中。
The element also supports a <map-to> element that tells Castor to what relational table each object maps.
元素还支持
The following SQL statement is issued to get the XML schema object id, relational id, and schema location used for validating each record in the T1 table.
以下sql语句用于获取XMLschema对象ID、关系ID以及用于验证t 1表中每条记录的schema位置。
The EntityManager.persist method saves an entity bean object as a row in its mapped relational table.
persist方法将实体bean存为与之对应数据表的一条记录。
The UDT introduced into SDM3 is divided into column type and row type. We can define relational table including column type and object table based on row type structure.
首先，拟定了SDM3所支持的UDT分为列类型和行类型两种形式，能建立包含列类型的关系表和基于行类型的对象表。
The UDT introduced into SDM3 is divided into column type and row type. We can define relational table including column type and object table based on row type structure.
首先，拟定了SDM3所支持的UDT分为列类型和行类型两种形式，能建立包含列类型的关系表和基于行类型的对象表。
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