關系型數(shù)據(jù)庫的英文怎么說
2012-06-29 11:23
關系型數(shù)據(jù)庫的英文:
SQL database
abbr.
=structured query language 結構化查詢語言
- A DBMS compatible with both the ANSI-standard and IBM-standard SQL data base l anguage
一種數(shù)據(jù)庫管理系統(tǒng)(DBMS),它與美國國家標準局(ANSI)的標準和IBM的標準SQL數(shù)據(jù)庫語言都相兼容。 - Business managers asking this simple question do not know that to implement it, an RDBMS programmer must churn out and test several pages of SQL code to first calculate the profitability of products, then rank them by profitability, and then calculate the13- week average sales.
問這個簡單問題的業(yè)務經(jīng)理不知道為實現(xiàn)之,rdbms程序員必須艱苦地編出和測試幾頁的sql程序代碼,以首先算出產(chǎn)品的利潤率,再按利潤率給它們排隊,然后算出它們十三周的平均銷售額。