最大的困难就是当前支持成熟的VFS的语言运行时库很少。
The only difficulty is that few language run-time libraries currently support full-blown VFS.
可在运行时通过libpthread. so动态库和底层Linux核心支持获取POSIX服务。
POSIX services are available at run time through the libpthread.so dynamic library and underlying Linux kernel support.
默认情况下，DB 2数据库没有被配置为支持增量备份，因为为了使DB 2能执行这类备份，会对运行时性能产生一个非常小的影响。
By default, a DB2 database is not configured for incremental backups because there is a very minimal impact on runtime performance that's incurred to enable DB2 to perform this kind of backup.
RPC运行时库提供一套标准的运行时例程来支持RPC应用程序。
The RPC runtime library provides a standard set of runtime routines to support the RPC applications.
改进的运行时数据库支持。
编译是针对于同样的工作台，JFace和SWTAPIs来完成的，但当以Web应用来运行时，这些库的常规版本都被替换成了其支持Web的版本。
Compilation is done against the same Workbench, JFace and SWT APIs, but when running as a web application web-enabled versions of these libraries are substituted for the usual ones.
为了支持面向对象特性和数据库特性，客户端运行时库的内部服务层相对复杂。
The service layer is rather complex for the support of object oriented and database characteristics.
该算法有效的提高了分类精确度，并且能够直接支持关系数据库，运行时间远远小于基于ILP技术的关系数据分类算法。
This algorithm improved accuracy rate, support relational databases directly. Its running time is much lower than ILP based relational classification methods.
数据库类不直接支持DDL，但您仍然可以在运行时写代码以将新列动态绑定到记录集。
The database classes do not support DDL directly, but you can still write code to bind a new column to your recordset dynamically, at run time.
数据库类不直接支持DDL，但您仍然可以在运行时写代码以将新列动态绑定到记录集。
The database classes do not support DDL directly, but you can still write code to bind a new column to your recordset dynamically, at run time.
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