在游标定位在行中时，锁定这个被应用程序的某个事务访问的任何一行。
Locks any row accessed by a transaction of an application while the cursor is positioned on the row.
在本例中更适合使用逐字插入，因为这里的目标是精确地复制游标上方的文本。
Verbatim insertion is more appropriate in this example, since the aim is to exactly copy the text above the cursor.
默认情况下使用只能前进的游标。
最后，完成时，关闭游标释放资源。
Finally, when you're finished, close the cursor to free up resources.
不支持Sybase游标参数。
这意味着数据库服务器已用尽动态游标。
This means the database server has run out of dynamic cursors.
本地游标引用无明确释放。
每个将要返回的结果集都需要一个游标。
One cursor is required per result set that is to be returned.
在SQL过程中打开游标。
还没有针对单进游标的MRF支持。
应用程序1再次打开游标。
然后，在LOAD命令中引用这个游标。
打开将被返回的游标。
创建游标来处理检索。
通过游标进行循环。
注意，订购项是通过一个单独的游标来检索的。
Note that the order lines are retrieved through a separate cursor.
而且，不管是否为游标，都需要执行两条语句。
Also in either case, cursor or not, two statements need to be executed.
当您移动游标时，是将它移动到符合要求的标志。
When you move a cursor, it moves to the token that fits the description.
因此，该字段比其他字段更能显示游标成本。
So it is a much better indicator, along with other fields, of the cost of a cursor.
此外，现在还支持新的布尔、游标、行和数组数据类型。
In addition, new Boolean, cursor, row, and array data types are now supported.
注意，要使用滚动不敏感型游标，必须关闭自动提交功能。
Note that autocommit must be off to use a scroll-insensitive cursor.
而在性能方面，只能前进的游标优于可滚动游标。
In terms of performance, the forward-only cursor is better than the scrollable cursor.
对于游标，这就是打开和关闭游标之间所经过的时间。
For a cursor this is the elapsed time between open and close.
对于只读游标，使用FORREADONLY子句确保游标无歧义。
FOR read-only cursors, make the cursor unambiguous by using the FOR read only clause.
对于每个将要返回的结果集，使用WITHreturn子句声明游标。
Declare cursors for each of the result sets to be returned that specify the WITH return clause.
但某些情况下，您需要游标既能向前又能向后，此时需要使用可滚动游标。
However, in some cases, you will need to read cursors both forward and backward, in which case you should use scrollable cursor.
游标的最简单类型是流水型(firehose)或仅向前型游标。
The simplest type of cursor is the firehose, or forward-only cursor.
不需要通过执行DECLARECURSOR单独定义所需的游标。
Definition of the required cursor does not occur separately by executing DECLARE cursor.
使用PDO::ATTR_CURSOR属性将游标设置为可滚动游标
Set the cursor to be a scrollable cursor using the PDO::ATTR_CURSOR attribute
两类游标都将启用滚动，滚动将使您可以在游标内相对和绝对地向前移动和向后移动。
The two cursors both enable scrolling, which lets you move around within a cursor — forward and reverse, in both a relative and an absolute sense.
应用推荐