How to write a query to show the details of a student from students table whose
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how will you find out the last three records in a table with n no of records and delete them
Table Order_Name has a column Order_Date which gives the date & Time at which the order is passed.Find the table to write a query to find out the latest order.
Is sql a programming?
If we declare constraints Unique and Not null on a single column then it will act as a Primary key, so what is the use of primary key??
What is view? Can we update view
Explain the update statement in sql
What does pl sql stand for?
Why do we need sharding?
How can you tell the difference between an index and a view?
Explain what is a column in a table?
how to rename an existing column in a table? : Sql dba
what is Hash join?how it is different from inner join?what is the sign used for inner join?(eg: like the (+) sign used for outer join)?
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