What is max rowid in oracle?
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What is a dynamic performance view in oracle?
What is null value in oracle?
Explain index?
Can multiple columns be used in group by in oracle?
What are the system predefined user roles?
Give SQL Query to find the number words in a sentence ? ex: 'ram charan singh' then ans:3 Answer:select length(trim('ram charan singh')) - length (replace (trim ( 'ram charan singh'),' ','')) +1 from dual The above query working properly when space between the words is only one &similar But ,If the space between the words is nonuniform. Ex:'ram charan singh is good' ans:5 i am not getting this answer using above query.
How to run the anonymous block again?
I know that i can create a table without a primary key.But is there any significance for that table???? while creating an application.
What is the fastest query method to fetch data from the table?
What is a package ? What are the advantages of package ?
how many triggers we can create on a table
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How to unlock the sample user account in oracle?