第一个runstats命令为表customer和它的所有索引收集最全面、最详细的统计信息，而没有采用抽样。
The first runstats commands collects the most comprehensive and detailed statistics for the table customer and all its indexes without sampling.
收集索引上的详细抽样统计信息和表的分布统计信息。
Example 28. Collect detailed sampled statistics on indexes as well as distribution statistics for the table.
应用推荐