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identity column

  • 标识列

网络释义专业释义英英释义

  标识列

标识列(IDENTITY COLUMN)是 DB2 数据库 提供的一种可自动为表中的每一行生成唯一数值的方法。比如用来表示一些定单号、流水号、文件编码等信息。

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  识别栏位

... 识别码 (identifier) 识别栏位 (identity column) 索引 (index) ...

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短语

Categorical Identity Column 分类标识列

  • 标识列

·2,447,543篇论文数据,部分数据来源于NoteExpress

Identity column

  • abstract: An Identity column is a column (also known as a field) in a database table that is made up of values generated by the database. This is much like an AutoNumber field in Microsoft Access or a sequence in Oracle.

以上来源于: WordNet

双语例句权威例句

  • The data type of an identity column cannot be altered (SQLSTATE 42997).

    不能修改标识列的数据类型(SQLSTATE 42997)。

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  • Once we have identified the class being identified and its mapping table, we need to specify the identity property of the class and its corresponding identity column in the mapping table.

    我们已经标识了类和类对应的映射表,接下来我们需要标识类的标识属性和映射表中的标识列。

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  • Identity range value is too large for the data type of the identity column.

    标识范围值对于标识列的数据类型而言太大。

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更多双语例句
  • Novak, a CNN contributor, revealed Plame's identity in a July 14 column about Wilson's trip to Niger for the CIA in 2002 to investigate a British intelligence report that Iraq had attempted to obtain uranium from the African country.

    CNN: Sources: FBI quizzes Wilson, Novak

  • Some officials think it is unlikely that the FBI and career Justice Department prosecutors will be able find who leaked Plame's identity to Novak for his syndicated column.

    CNN: Sources: FBI quizzes Wilson, Novak

  • Novak, a nationally syndicated columnist who writes for the Chicago Sun-Times and co-host of CNN's "Crossfire, " said he learned of Valerie Plame's identity as he was preparing a column to be published July 14.

    CNN: Novak: 'No great crime' with leak

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