data item

常見例句

Although the Product line has been replaced with the Product type query item, the summary filter is still in place and scoped on a now non-projected data item “Product line”.
盡管 Product line 現(xiàn)在已經(jīng)替換為 Product type 查詢項目，但摘要過濾器仍然就位，并以一個現(xiàn)在沒有投射的數(shù)據(jù)項目 “Product line” 為范圍。
By using the for clause in the after-aggregation detail filter on a non-projected data item, the underlying query automatically projects and groups the item as the outer most column of the list.
通過在一個未投射的數(shù)據(jù)項上的 after-aggregation 細節(jié)過濾器中使用 for 子句，底層查詢會自動將該項目投射并分組為列表的最外層列。
We must distinguish between a record type and a instance of the data-item types and record types stored in a database the term subschema refers to an collocation programmer's vies of the data he uses.
如果數(shù)據(jù)庫的作用僅僅是存貯數(shù)據(jù)，那它的結構將是簡單的，大多數(shù)復雜性起因于數(shù)據(jù)必須所表現(xiàn)所存貯各種各樣的數(shù)據(jù)項之間的關系。

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