Video talks about
Ranking functions in SQL server
Row Number in SQL Server
SQL Server Rank
Rank in SQL server
The Row_Number function
This function works by assigning continuous ranking to the records, without skipping any number in the result set, whether it is partitioned or no
Order_By : Order by clause in sql , This clause decides how the ranking or numbering of the data starts.
Partition_By : Partition by clause in sql, This clause basically provides the grouping functionality on the result set data.
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