GSSA uses the concept of database grouping to reduce the scope of database scanning.GSPT uses prefix table to reduce the time of scanning database.是什么意思_GSSA uses the concept of database grouping to reduce the scope of database scanning.GSPT uses prefix table to reduce the time of scanning database.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句