Obtaining Execution Plans
- Execute the SQL statement EXPLAIN PLAN,and then query the table where the output was written.
- Query a dynamic performance view showing the execution plans cached in the library cache.
- Query an Automatic Workload Repository or Statspack table, showing the execution plans stored in the repository.
- Activate a tracing facility providing execution plans.
plan_table Position : $ORACLE_HOME/rdbms/admin/ultxplan.sql


本文介绍了如何通过执行SQL语句、查询缓存中的执行计划、利用自动工作负载存储库或Statspack表来获取执行计划,并激活跟踪设施提供执行计划的方法。
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