Updatable cursors (through JDBC).
可更新的游标(通过JDBC)。
Open the cursors to be returned.
打开将被返回的游标。
Listing 4 shows a simple example of how XML cursors work.
清单4是一个简单的例子，说明了XML游标的用法。
XQuery queries can only be run as part of dynamic cursors.
XQuery查询只能作为动态游标的一部分运行。
This means the database server has run out of dynamic cursors.
这意味着数据库服务器已用尽动态游标。
Oracle cursors can be declared, opened, fetched from, and closed.
Oracle游标可以被声明、打开、取数据和关闭。
T4 and T2u may elect to use MRF for forward only cursors in the future.
在未来，T4和T2u可能选择仅对单进游标使用MRF。
We will see more about using cursors and queries to filter data next.
接下来我们将了解更多有关使用指针和查询来筛选数据的方法。
As XML cursors are moved in the code, they move from one token to another.
在代码中移动XML游标时，可以将它从一个标志移动到另一个标志。
All WFS-supported wrappers except ODBC allow multiple cursors per connection.
除了odbc外，WFS支持的所有包装器都允许每个连接有多个游标。
Updatable, holdable, and scrollable cursors on remote procedures are not supported.
在远程过程上不支持可更新、可持有和可滚动的游标。
FOR read-only cursors, make the cursor unambiguous by using the FOR read only clause.
对于只读游标，使用FORREADONLY子句确保游标无歧义。
For rowset cursors, the JDBC 1 positioned update syntax needs be aware of the rowset.
对于行集游标，JDBC1定位更新语法必须知道行集的存在。
As of version 10.2, Apache Derby only provides support for scroll-insensitive cursors.
从10.2版开始，ApacheDerby只对滚动不敏感游标提供支持。
Such cursors can be manipulated in a number of interesting ways, as shown in Listing 2.
此类游标可以用很多有趣的方法来操作，如清单2所示。
If this argument is null, then updatable cursors are used to modify the selected columns.
如果该参数为null，则使用可更新的游标来修改所选的列。
Cursors always need to be declared in the beginning of the block. The order is as follows.
必须总是在开头的代码块中对游标进行声明。
In SQL procedures, cursors can be used to do more than iterate through rows of a result set.
在SQL过程中，游标不仅仅可以用来遍历结果集中的行。
Previously this kind of extraction would require cursors iterating over sections of a string.
以前，这类提取需要游标循环访问字符串的各部分。
In addition, the new property is used for both forward only and scrollable cursors for T2zos.
另外，对于T2zos，新的属性可用于单进游标和可滚动游标。
Declare cursors for each of the result sets to be returned that specify the WITH return clause.
对于每个将要返回的结果集，使用WITHreturn子句声明游标。
This means it will use MRF for scrollable cursors only if the server supports it for T4 and T2u.
这意味着如果服务器在T4和T2u上支持它，将仅对可滚动游标使用MRF。
This article discusses both methods, beginning with the explicit use of SQL cursors within the ij tool.
本文将从在ij工具内显式使用SQL游标开始讨论这两种方法。
Essential - No. If this argument is null, then updatable cursors are used to modify the selected columns.
必需——否。如果这个参数是null，则使用可更新的游标来修改所选的列。
When a transaction rolls back to a savepoint, all non-hold cursors opened after that savepoint are closed.
当一个事务回滚到某个保存点时，在保存点之后打开的所有未被占用的指针将被关闭。
The load utility also accepts input from named pipes, devices (such as tape devices), or user-defined cursors.
load工具也从指定的管道、设备（比如磁带设备）或用户定义游标接受输入。
Both the ibm_db2 and PDO_IBM drivers support two types of cursors: forward-only cursors and scrollable cursors.
ibm_db2和PDO_IBM驱动程序都支持两种类型的游标：只能前进(forward -only)的游标和可滚动游标。
Oracle also allows cursors to be tightly bound to a looping statement, a construct called a cursor FOR loop.
Oracle还允许将游标与一个循环语句紧密地绑定在一起，形成所谓的游标FOR循环结构。
pureQuery helps you by automatically closing statements, result sets, and cursors when they are not in use anymore.
当语句、结果集和游标不再被使用时，pureQuery会自动关闭它们。
pureQuery helps you by automatically closing statements, result sets, and cursors when they are not in use anymore.
当语句、结果集和游标不再被使用时，pureQuery会自动关闭它们。
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