Validate data: statement hooks let you validate parameter data before statement execution, providing the opportunity to do constraint check and data validation at the application level.
验证数据：通过语句钩子可以在执行语句之前验证参数数据，从而为应用程序级的约束检查和数据验证提供机会。
You have the flexibility to check the data format on database level as well as to narrow down the filter on the table level also.
它提供很大的灵活性，可以在数据库级检查数据格式，也可以在表级进行检查。
Figure 35 indicates how to enact a consistency and corruption check on data and extents, narrowing down the filter to the 'table' level.
图35说明如何对数据和区段执行一致性和损坏检查，并把检查范围收缩到表级。
For the need of the development of the Qinhuangdao port, based on the observed tidal data of many years at the port, the design water level and the check water level are calculated in this paper.
鉴于秦皇岛港工程开发的需要，本大根据该港多年实测潮汐资料，推算了该港的设计水位和校核水位。
For the need of the development of the Qinhuangdao port, based on the observed tidal data of many years at the port, the design water level and the check water level are calculated in this paper.
鉴于秦皇岛港工程开发的需要，本大根据该港多年实测潮汐资料，推算了该港的设计水位和校核水位。
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