The odbc_prepare function prepares an SQL statement with the database management system, then odbc_execute sends in the variables.

odbc _ prepare函数为数据库管理系统准备了一个sql语句，然后odbc_execute函数会在变量中发送该语句。

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For these reasons, it is critical that you understand how backup and recovery features function for your database management system, and that you have a well-planned backup strategy implemented.

由于这些原因，理解数据库管理系统中备份和恢复功能的工作原理，并实施经过精心规划的备份策略，就显得至关重要了。

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Meanwhile, the paper introduced the design method and realization process of every function module of ECG database management system in monitoring center.

此外，本文也给出了监护中心心电数据库管理系统的设计方法和各功能模块的具体实现原理。

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