Error Cannot Fetch Last Explain Plan From Plan_table Dbms_xplan
Identifies a specific stored execution plan for a SQL statement. Hope this helps. Email check failed, please try again Sorry, your blog cannot share posts by email. %d bloggers like this: ORAganism Menu Skip to content HomeAbout ORAganism Tag Archives: explain plan Partition pruning This parameter defaults to PLAN_TABLE, which is the default plan table for the EXPLAIN PLAN command. navigate here
This is the actual statement to execute: Go to Solution 2 Comments LVL 75 Overall: Level 75 Oracle Database 74 Message Active today Accepted Solution by:slightwv (䄆 Netminder)2015-12-10 You commented MEMSTATS - Assuming that PGA memory management is enabled (that is, pga_aggregate_target parameter is set to a non 0 value), this format allows to display memory management statistics (for example, execution Please click back to return to the previous page. reports) running on a table, when gains from effective execution plan prevail over the loses of dynamic sql. https://www.experts-exchange.com/questions/28897774/Error-cannot-fetch-last-explain-plan-from-PLAN-TABLE.html
Error Cannot Fetch Last Explain Plan From Plan_table Dbms_xplan
If suppressed, all stored execution plans are shown. But it is not. By default, if several plans in the plan table match the statement_id parameter passed to the display table function (default value is NULL), only the plan corresponding to the last EXPLAIN Examples To display the execution plan of the last SQL statement executed by the current session: SELECT * FROM table ( DBMS_XPLAN.DISPLAY_CURSOR); To display the execution plan of all children associated
PARSING IN CURSOR #1 len=35 dep=0 uid=40 alter session set current_schema=hr PARSING IN CURSOR #3 len=40 dep=0 uid=33 explain plan for select * from employees PARSING IN CURSOR #1 len=586 dep=1 When value is NULL (the default), the plan displayed corresponds to the last executed explain plan. For example, '-PROJECTION' excludes projection information. For example, '-PROJECTION' excludes projection information.
The conclusion from two previous axiom is that probably most indexes on partitioned tables in your application is non-prefixed local indexes. Oracle Create Plan Table But luckily we have extended syntaxes. I can't imagine that someone would start inspecting execution plans, via EXPLAIN PLAN, midway through a transaction, but hey, they might. Ha-Ha-Ha nothing change we still could not pass partition key values into query.
Pruning, parallel and predicate information are only displayed when applicable. It accepts four values: BASIC: Displays the minimum information in the plan—the operation ID, the operation name and its option. Mark all read Contact Us · · Top Generated in 0.011 seconds in which 0.002 seconds were spent on a total of 3 queries. So "explain plan" should work right out of the box and then you can read the results from the table: explain plan for select * from dual; select * from table(dbms_xplan.display);
Oracle Create Plan Table
eh. –gumol Sep 2 '14 at 1:15 add a comment| Your Answer draft saved draft discarded Sign up or log in Sign up using Google Sign up using Facebook Sign Is there an option to tick somewhere? Error Cannot Fetch Last Explain Plan From Plan_table Dbms_xplan Fill in your details below or click an icon to log in: Email (required) (Address never made public) Name (required) Website You are commenting using your WordPress.com account. (LogOut/Change) You are format Controls the level of details for the plan.
For more information on the V$SQL_PLAN and V$SQL_PLAN_STATISTICS fixed views, see Oracle Database Reference. check over here Use 'BASIC ROWS' to display basic information with the additional number of rows estimated by the optimizer. Use 'BASIC ROWS' to display basic information with the additional number of rows estimated by the optimizer. Using the logon schema rather than current_schema would allow you to use AUTOTRACE if you didn't have privileges on the plan_table of the current_schema Reply Martin Nash says: January 9, 2010
All rights reserved. MenuExperts Exchange Browse BackBrowse Topics Open Questions Open Projects Solutions Members Articles Videos Courses Contribute Products BackProducts Gigs Live Careers Vendor Services Groups Website Testing Store Headlines Ask a Question Ask It accepts four values: BASIC: Displays the minimum information in the plan—the operation ID, the operation name and its option. his comment is here This little investigation all started with a report of "explain plan" not working in PL/SQL Developer.
For finer control on the display output, the following keywords can be added to the above three standard format options to customize their default behavior. If no plan table is created, Oracle will use a global temporary table to store any plan information for individual users and will preserve its content throughout the lifespan of a I have the following statement that I would like an explain plan for: explain plan set statement_id = 'HIL:test1' for select wdj.wip_supply_type, djd.analyse_shortage from wip_discrete_jobs wdj, wip_discrete_jobs_dfv djd where wdj.rowid =
Next time express yourself clearly. –zaratustra Sep 2 '14 at 8:09 add a comment| 1 Answer 1 active oldest votes up vote 0 down vote accepted I believe you are referring
Username: Password: Have you forgotten your login information? plan_hash_value Specifies the PLAN_HASH_VALUE of a SQL statement. sqlset_owner The owner of the SQL tuning set. Subscribe to our monthly newsletter for tech news and trends Membership How it Works Gigs Live Careers Plans and Pricing For Business Become an Expert Resource Center About Us Who We
Now I'm getting the below, where the two query result tabs are identical. ALL: Maximum user level. oracle amazon-rds share|improve this question asked Sep 1 '14 at 22:10 gumol 497 are you able to connect to your rds from local computer? –zaratustra Sep 1 '14 at weblink If omitted, the table function will return all stored execution plans for a given SQL_ID.
Use '-BYTES -COST -PREDICATE' to display using the typical format but excluding optimizer cost and byte estimates as well as the predicate section. Thanks. Examples To display the execution plan for the SQL statement associated with SQL ID 'gwp663cqh5qbf' and PLAN HASH 3693697075 in the SQL Tuning Set called 'OLTP_optimization_0405": SELECT * FROM table (