索引表能够避免许多针对 CLOB 的 XML 解析，这通常能够使 CLOB 查询速度快 100 倍或更多。

Side tables can avoid much of the XML parsing for CLOBs and can often make CLOB queries 100 times faster or more.

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和 SQLSPCS.2 文件包含表空间信息，并且在迁移过程中会增长为初始大小的四倍。

The files SQLSPCS.1 and SQLSPCS.2 contain table space information and grow during the migration to four times their previous size.

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正如惠特尼所示，这些表外数据难以置信地达到了所有表内总负债的三倍，总计2万亿美元。

As Whitney shows, these off-balance sheet numbers are an incredible three times the size of all on-balance sheet debt, totaling $2 trillion.

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