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目录

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  1. 前言
  2. 引用数据简介
  3. Analyst 工具中的引用表
  4. Developer 工具中的引用数据
  5. 分类器模型
  6. 概率模型
  7. 引用数据和 Informatica Big Data Management

引用数据指南

引用数据指南

上一个 下一个

创建引用表对象

创建引用表对象

需要创建空引用表并手动添加值时选择该选项。
  1. 从 Developer 工具菜单中选择
    文件
    新建
    引用表
    。
  2. 在新建表向导中，选择
    空引用表
    。
  3. 输入表的名称。
  4. 选择用于存储表元数据的项目。
    在“位置”字段中，单击
    浏览
    。此时将打开
    选择位置
    对话框并显示存储库中的项目。选择所需的项目。
    单击
    下一步
    。
  5. 将两个或更多列添加到表中。单击
    新建
    选项创建列。
    下表介绍了每个列的属性：
    属性
    默认值
    名称
    列
    数据类型
    字符串型
    精度
    10
    小数位数
    0
    说明
    空。可选属性。
  6. 选择包含有效值的列。可以更改所创建的列的顺序。
  7. 下表介绍了可选属性：
    属性
    默认值
    包含用于行级说明的列
    已清除
    审计说明
    空
    默认值
    空
    单击
    完成
    。
此时将在 Developer 工具工作区中打开引用表。