What is a pragma statement?
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can i give user defined exception in a package
Can you have more than one trigger on a table?
What is nosql db?
Explain the usage of WHERE CURRENT OF clause in cursors ?
What is the purpose of a secondary key?
What are different types of tables in sql?
Why truncate is used in sql?
we have a package and we have grants to execute that package inside of that we have table, here we don't have privileges to this table? whether this package will execute or not?
if table named a is there and 4 records are there then how to swap (1 and 3) and (2 and 4) records at a time
Why triggers are used?
what is oltp (online transaction processing)? : Sql dba
What are all ddl commands?
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