A new database table structure which stores a string of sampling data as binary data into a record is presented to improve earthquake precursor data access speed.
为提高地震前兆数据库的存取效率，提出了一种把一串观测数据以二进制存储为一个记录的新的数据库表结构。
The acquisition system of earthquake precursor data is one of the key devices for digital earthquake precursor station, its technical target and property have important influence on data quality.
地震前兆数据采集器是数字化地震前兆台站的关键性设备之一，其指标、性能对前兆观测数据质量有重要影响。
System structure, principle and concrete process in construction of the Precursor Database System of Earthquake Administration of Shanxi Province as well as storage of data are introduced.
文中论述了山西省地震局前兆数据库系统的组成、数据库建立的原则和具体过程及数据的入库等。
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