The path main schema-schema12-schema24-schema23-schema12 shows the typical case of circular references.
路径 main schema-schema12-schema24-schema23-schema12 展示了典型的循环引用。
The path goes through a wood before rejoining the main road.
这条小路穿过一片树林后与大路交汇。
The DB2 optimizer USES catalog statistics to determine the best access path, and the main method employed to update these catalog statistics is to run the RUNSTATS utility.
DB 2优化器使用目录统计信息来确定最佳的访问路径,而更新这些目录统计信息所采用的主要方法就是运行RUNSTATS实用程序。
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