VAR « Analytical Functions « SQL Server / T-SQL






  1. SQL Server / T-SQL
  2. Analytical Functions
  3. VAR
1.VAR returns the statistical variance of values in an expression based on a sample of the provided population.
2.VAR returns the variance of all values in expression
3.VAR(): returns the statistical variance for a range of values, that is, a value ----- that indicates how 'spread out' the values are in the range