FPMLADMIN.COMMENTX, which indexes the relational COMMENT column.
它索引关系comment列。
With this in mind, in Figure 2, note that one row has a null entry for the COMMENT column.
记住这些，在图2中，注意comment列的某一行有一个空的条目。
When you want to determine whether a given row includes a comment, you no longer need to check for a null value in the COMMENT column.
确定某一个行是否包含注释时，不再需要检查COMMENT列的null值。
In our sample table, values in the COMMENT column (a relational column) can be used to isolate the type of trade recorded in the DOCUMENT column (an XML column).
在我们的样例表中，comment列(一个关系列)中的值可以用于分隔记录在document列(一个xml列)中的交易类型。
Next comes the interesting part: the COMMENT database column, which represents the optional XML element.
接下来的部分比较有趣：COMMENT数据库列，它代表可选的XML元素。
A single Comment Line column cannot do justice to all the new features in the JPA 2.0 specification.
一个评论专栏无法全面介绍JPA 2.0规范中的所有新特性。
Our examples use the FPMLADMIN.FPML43 table, which contains two relational columns (ID and COMMENT) as well as one XML column (DOCUMENT).
我们的示例使用FPMLADMIN. FPML43表，其中包含两个关系列(ID和COMMENT)和一个xml列(DOCUMENT)。
In my previous Comment lines column on Web 2.0 maturity, I discussed how REST enablement is a key attribute to extending to Rich Internet Applications.
在我之前的评论专栏：使Web 2.0趋于成熟一文中，我讨论过REST实现是扩展到富互联网应用程序的关键属性。
If no comment is associated with a given purchase order object, you might expect this column to be null after persisting the entity.
如果没有任何注释与给定订单对象相关，那么您可能希望在持久化实体后将该列设为null。
The comment IDs, customer IDs, and messages are stored in XML documents in the "comments" column.
评论ID、客户ID和评语存储在“comments ”列中的XML文档中。
Run the following command from the /column/protected/sf_column directory: php /column/src/symfony/data/bin/symfony init-module blahg comment.
从 /column/protected/sf_column目录运行以下命令：php /column/src/symfony/data/bin/symfonyinit-moduleblahgcomment。
The first column read "Win-Win. " To have a check mark in this column, the comment (made by either boy) had to be positive-a nice thing to say and to hear. The next column was headed "Win-Lose.
第一列为“双赢”，本专栏里面有一个核选标记，就是说出的和听见的评论（来自另一个男孩）必须是积极的。
The first column read "Win-Win. " To have a check mark in this column, the comment (made by either boy) had to be positive-a nice thing to say and to hear. The next column was headed "Win-Lose.
第一列为“双赢”，本专栏里面有一个核选标记，就是说出的和听见的评论（来自另一个男孩）必须是积极的。
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