Oracle Cloud Infrastructure - Database Service - Version N/A and laterInformation in this document applies to any platform.GoalWith mview refreshes it could be useful to know the current and history execution plans used for a particular recursive SQL generated by the mview refresh. For example ...
Click on the Generate Plan With Checked Procedures link. Enter the name of the plan as Startgds-component-namePlan. Where gds-component-name is the name of the component created in section How to Create a GDS Component Using the GDSResourceType. In the XML text, in the <executionPlan> el...
how to get the execution plan for the same sql_id with different plan_hash_value?
Step 1: Use the desktop icon to launch Oracle SQL Developer. Step 2: Select the Connections option under View. Step 3: Right-click Connections in the Connections tab and choose New Connection. You’ll see a window asking you to choose a new database connection. Step 4: Fill in the corr...
In general, only application designers using the programming interfaces to Oracle are concerned with which types of actions should be grouped together as one transaction. Transactions must be defined properly so that work is accomplished in logical units and data is kept consistent. A transaction ...
But first, let’s delve into the different types of indexes available in Oracle Database.How to Choose the Index TypeOracle Database offers many different types of index to improve your SQL. One of the key decisions you need to make is whether to go with a bitmap or B-tree index....
Some packages feature tools which will generate a graphical representation of a query plan. Take a look at this example: Other tools will be able to provide you with a textual description of the query plan. One example is the EXPLAIN PLAN statement in Oracle, but the name of the instruction...
“Unable to enlist in the transaction” with Oracle linked server from MS SQL Server [<Name of Missing Index, sysname,>] in non clustered index [Execute SQL Task] Error: The value type (__ComObject) can only be converted to variables of type Object. [ODBC Driver Manager] Data s...
I have one statement running fine in TEST db but not in PROD db, so I am planning to transfer execution plan of one of my query from TEST db to PROD db. For this I am reffering 'Import/Export SQL Tuning Sets and SQL Profiles' of following page :http://download.oracle.com/docs/cd...
How to Prepare for an Oracle Certification Exam Identify any knowledge gaps. Click on the exam link in the table above and review Exam Topics. Take any missing recommended training - some valuable options shown above. Plan. Read this Entrepreneur article on productivity“How to Accomplish More ...