DB2就是IBM開發(fā)的一種大型關(guān)系型數(shù)據(jù)庫平臺(tái).它支持多用戶或應(yīng)用程序在同一條SQL 語句中查詢不同database甚至不同DBMS中的數(shù)據(jù)。目前，DB2有如下一些版本：(比如DB2 for Unix,DB2 for Windows,DB2 for AS/400,DB2 for OS/390等

國內(nèi)有生產(chǎn)避孕套的廠家嗎?

1青島 2廣州雙一 3上海 4桂林 5大連 6沈陽 7天津

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保單機(jī)就是先把游戲要出的結(jié)果先通過打印的方式打在單子上，以示公平，然后等一局游戲結(jié)束，可以依照屏幕的結(jié)果和單子對(duì)照。

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我最近找他幫忙拿了一套輔助設(shè)備，在寧德市打機(jī)贏了不好錢，幫大家推薦。

標(biāo)簽：五星生產(chǎn)廠家