what is data manipulation language? : Sql dba
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What is pl/sql table? Why it is used?
Why schema is used in sql?
what is a control file ? : Sql dba
Why plvtab is considered as the easiest way to access the pl/sql table?
how do you restrict number of rows for a particular value in a column.For example:there is a table called fruits,having apples,bananas ,papayas.I dont want to have more than 100 apples in that table ,so how can u restrict number of rows for apple to hundred?
What is the need of merge statement?
There are 5 records in a table and we have implemented two triggers that are :pre_query and post_query how many times these triggers will fire.
What is bind reference and how can it be created?
Explain the PL/SQL compilation process.
What are the syntax and use of the coalesce function?
when normalization is required
what are date and time intervals? : Sql dba
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