WebMay 11, 2024 · If Oracle fails to optimise a sub query correctly then that is either because of a lack of statistics or a bug with the optimiser. The first one can be managed the second needs to have an SR created with a use case and fixed. Sub Queries can make code clearer and in some instance result in plan optimisations. WebTo display plans in a SQL plan baselines: Connect SQL*Plus to the database with the appropriate privileges, and then obtain the SQL ID of the query whose plan you want to …
Execution Plan needed — oracle-tech
WebJan 1, 2024 · This is a great way to capture a SQL execution plan and explore it interactively later on. Just run the report like this: Copy code snippet -- spool output to a file, then… select DBMS_SQL_MONITOR.REPORT_SQL_MONITOR (sql_id =>'an05rsj1up1k5', report_level =>'all', type =>'ACTIVE') report from dual; WebJul 6, 2016 · cannot fetch plan for SQL_ID: 9m7787camwh4m, CHILD_NUMBER: 0 I am using PL/SQL in front end and Oracle 11gR2 in back end to developing a db app. In the … reactive social movement
Error: cannot fetch last explain plan from PLAN_TABLE - oracle …
WebMar 12, 2024 · Cannot remove explain plan from shared pool Hello, I have a problem with a query. Basically I have 2 identical queries with 2 different SQL_IDs. One is using a fast execution plan and the other one is using the very slow one. Hence I decided to remove the slow plan from cache but DB tells me the object is not is shared pool even when it is WebDec 9, 2024 · PLAN_TABLE_OUTPUT SQL_ID 38j07h1k2b5fz, child number 0 begin :Result := SYS_CONTEXT ('USERENV', 'CURRENT_SCHEMA');end; NOTE: cannot fetch plan for SQL_ID: 38j07h1k2b5fz, CHILD_NUMBER: 0 Please verify value of SQL_ID and CHILD_NUMBER; It could also be that the plan is no longer in cursor cache (check v$sql_p lan) 8 rows selected. WebMar 10, 2011 · My understanding is, if I need to see the plan for the last (i.e. latest) query executed in current session, I can run, select * from table ( dbms_xplan.display_cursor ) ; I am running my query (in sql*plus) and immediatly after that running (above) dbms_xplan.display_cursor and got error, how to stop feeling feelings