how are rank and dense rank being alloted for column with same values over a particular column
Can a foreign key be a duplicate?
Does asenumerable execute the query?
Types of locks in database ?
Should I use mbr or gpt?
What are some predefined exceptions in pl/sql?
How do you delete duplicates in sql query using rowid?
How many columns should be in an index?
Is it possible to create the following trigger: before or after update trigger for each row?
What is a sql driver?
What is a column in a table?
What is mutating table error?
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??
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