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Computer system for data relocation and data relocation method in consideration of the database management system information
Computer system for data relocation and data relocation method in consideration of the database management system information
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机译:考虑数据库管理系统信息的数据重定位计算机系统和数据重定位方法
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摘要
A data storage position management main program collects volume physical storage position management information and physical storage apparatus operation information from a storage apparatus, and stores them as storage apparatus arrangement information and storage apparatus operation information. The program also collects necessary information from schema information in a DBMS, stores it as DBMS schema information, collects mapping information in a host and virtual volume information in a virtual volume switch, stores them as data storage position management information, acquires execution history information from the host, and stores it as a DBMS execution history information. The program determines a data relocation plan having a better performance characteristic on the basis of the above information.
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