MDC则为每种惟一的mdc维值组合自动定义一个单元格(并创建块来存储那个单元格的数据)。
MDC automatically defines a cell (and creates blocks to store data for that cell) for each unique combination of MDC dimension values.
它没有提供构建块来创建更高级的异步组件。
It does not provide building blocks to create higher-level asynchronous components.
create size -这是Informix可在空间中自动创建的块的最小大小。
Create size - This is the minimum size of a chunk that Informix can automatically create in that space.
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