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Oracle 10g模式对象名称的规则

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Jun 07, 2016 pm 05:14 PM

1）Oracle除了数据库链接名最多可以为128个字符之外，模式对象名最多为30个字符。2）保留字（例如SELECT）不能用作对象名。3）所

1）Oracle除了数据库链接名最多可以为128个字符之外，模式对象名最多为30个字符。

2）保留字（例如SELECT）不能用作对象名。

3）所有名称必须以从A到Z的一个字母打头。

4）名称只能包含字母、数字、下划线（_）、美元符号（$）hash符号（#）。

5）小写字母会被转换为大写字母。

如果在双引号中封装名称，那么就不需要遵循上述所有规则（除了名称长度之外），但是随后获取这种对象时，，必须始终使用双引号来指定对象。须要注意的是，列名也会应用相同的约束。

对象名总是区分大小写的。

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