未在常规的RDBMS列中输入该数据导致的问题之一是没有定义任何规则——没有数据类型和NOT NULL标识符等。

One of the problems with not entering this data in regular RDBMS columns is that no rules are defined-no data types, not NULL identifiers and so forth.

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您可以通过添加列和行、包括其他来源的数据、创建用于计算的公式等，从而操作工作表。

You can manipulate the worksheet by adding columns and rows, including data from other sources, creating formulas for computations, and so on.

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皮肤标识组件周围的边框呈现，此类组件包括行容器、列容器或Portlet等。

A skin represents the border rendering around components, such as row containers, column containers, or portlets.

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