基本解釋[計] 稀疏索引英漢例句雙語例句Currently a sparse index can have only one field.目前，Sparse索引衹能有一個字段。Covering indexes allow data storage within the index itself while sparse indexes exclude documents that do not contain the missing field.?Covered索引允許?在索引本身裡存儲數(shù)據(jù)，而 ?Sparse索引則會排除掉不包含索引字段的文檔。sparse index更多例句詞組短語短語sparse index file 稀疏索引文件sparse index更多詞組專業(yè)釋義計算機科學技術稀疏索引