课题针对大字段数据存储的特点，经过一系列调整技术和优化方法的综合运用，提高了PD M系统的电子资料室中大文件数据的存取效率。
This subject aims at the trait of BLOB saving, through the adjustability and optimized methods to improve the efficiency of big data accessing in PDM data vault.
课题针对大字段数据存储的特点，经过一系列调整技术和优化方法的综合运用，提高了PD M系统的电子资料室中大文件数据的存取效率。
This subject aims at the trait of BLOB saving, through the adjustability and optimized methods to improve the efficiency of big data accessing in PDM data vault.
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