Updating existing data in your database example
更新数据库示例中的现有数据
Updating the data model and creating dynamic GUI elements.
更新数据模型和创建动态gui元素。
Updating and deleting existing data is just as easy.
更新和删除已存在的数据非常简单。
Updating data could include adding unstructured comments, assigning a service request to a team member, or tagging banking transactions to a budget category.
更新数据可以包括添加非结构化注释、将服务请求指派给团队成员或者将银行交易归为某种预算类别。
Get the named context: Updating an existing entry means you want to write your updated data to the same named context on which it was previously written.
获得命名上下文：更新现有条目，这意味着您想把已更新的数据写入它以前所在的命名上下文中。
In this concluding part, I examine how you can use the Data API to remotely manipulate spreadsheet content, by adding, updating, and deleting rows, cells, and worksheets from a remote PHP application.
在本文的最后一部分中，我将解释如何使用DataAPI远程操作电子表格内容，从一个远程PHP应用程序中添加、更新和删除行、单元格、工作表。
Because each index incurs extra data updating overhead, the goal should be to create a small number of indexes to cover as many queries as possible.
因为索引会带来额外的数据更新开销，所以应该争取创建少量索引来覆盖尽可能多的查询。
Every 5 minutes they use a production Hadoop cluster to rerank content based on recent data, updating results every 7 minutes
每隔5分钟，他们使用生产环境中的Hadoop集群基于最新数据重新排列内容，并每7分钟更新结果
Adding, deleting and updating data.
添加、删除和更新数据。
Because the world of computing isn't just about updating data, it's about abstractions.
因为计算机的世界不仅仅是更新数据，更多是关于抽象的描述。
Bulk adding or updating of data using CSV files.
使用CSV文件批量添加或更新数据。
This makes updating XML data easy and efficient.
这可以简化XML数据的更新并提高效率。
Listing 4 shows the method for updating the data model.
清单4展示了更新数据模型的方法。
Without two phase commit support, the requester is responsible to ensure consistency among the sources when updating data.
如果没有两阶段提交支持，请求者需在更新数据时负责确保源中的一致性。
Bulk updating or deleting of data based on specified criteria.
基于指定的条件批量更新或删除数据。
Savings from better user experience entering and updating data (faster and more accurate data entry times).
输入和更新数据的更好的用户体验带来的节约(更快，更准确)。
A highly duplicated index can severely impact the speed of accessing, updating and deleting data.
一个高度重复的索引可能会严重影响访问、更新和删除数据的速度。
The main purpose of conversion and validation is to ensure values have been properly sanitized before updating model data.
转换和验证的主要目的是确保在更新模型数据之前已经经过了正确的无害处理。
The function of AIO is to perform disk I/O when SQL statement accessing or updating database data.
AIO的功能是在SQL语句访问或更新数据库数据时，执行磁盘I/O。
Facebook is testing the use of HBase for continuously updating dimension data in their warehouse.
Facebook正在尝试将HBase用于数据仓库里的持续更新的维数据。
Each operation performed by a DAO — such as creating, updating, or deleting data — is associated with a transaction.
由DAO所执行的每一个操作——如创建、更新或者删除数据——都与一个事务相关联。
Therefore, after updating the data model, you can guarantee that any category without books has been removed and any new category has been added.
因此，在更新了数据模型之后，就可以确保其下没有书的那些类别已被删除并且所有新的类别已被添加。
The Finance system has an interface and several methods for updating an employee's financial data.
金融系统具有一个接口以及数个方法以更新雇员金融数据。
Since pessimistic session locks can be removed as described above, the application that obtained the lock should always check to see if it is still in force before updating data.
如上所述，由于可以删除悲观会话锁，因此获得锁的应用程序始终需要在更新数据之前检测锁是否有效。
These operations can include sending a query to retrieve results, updating remote data, supporting transactions, manipulating large objects, binding input values, and more.
这些操作可以包括发送一条查询来获取结果，更新远程数据，支持事务，操纵大型对象，绑定输入值，等等。
The querying functions are capable of coping with the standard database transactions for creating, reading, updating, and deleting data (known as CRUD operations).
查询函数能够处理标准化数据库事务，以便创建、读取、更新和删除数据(通称CRUD操作)。
Under the covers, updateMany implements the JDBC best practice of batch updates, drastically reducing the number of network trips required for updating the data.
在幕后，updateMany 实现了批量更新的JDBC最佳实践，大大减少了更新数据时所需的网络传输。
The last SQL task for dealing with data that you need to address is updating specific column values for selected rows in a table.
您需要进行的处理数据的最后一个SQL任务是更新表中选定行的特定列值。
Replication activities, which synchronize databases by updating one database (the target) with data from another (the source).
Replication活动，通过用另一个数据库(源)的数据更新一个数据库(目标)，从而使数据库同步。
This paper focus on forest resource state factors and their changes of lowest division unit and gives a data updating algorithm.
重点分析了最小单位森林资源状态因子及其变化规律，提出并实现了数据更新算法。
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