创建数据库函数的基本步骤是。
具体地说，这里讨论连接、读、写和释放连接等数据库函数。
In particular, database functions such as connect, read, write, and release connection are covered here.
由于该数据库是php之外的，所以将使用数据库抽象模块，其职责是为PHP中各种不同的特定于供应商的数据库函数提供同类接口。
Because this database is external to PHP, you'll use a database-abstraction module with the responsibility of providing a homogeneous interface to PHP's different vendor-specific database functions.
使用嵌入式SQL可以让对数据库的访问比直接使用库函数来访问数据库更加自然、直观，而且程序员可以更少犯错误。
Using the Embedded SQL though, makes the database access much more natural, intuitive, and error-free for the programmer than through the direct use of libraries.
使用嵌入式SQL可以让对数据库的访问比直接使用库函数来访问数据库更加自然、直观，而且程序员可以更少犯错误。
Using the Embedded SQL though, makes the database access much more natural, intuitive, and error-free for the programmer than through the direct use of libraries.
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