Coalesce Function in MSSQL

COALESCE is a built-in function in Microsoft SQL Server that returns the first non-null expression among its arguments. It takes one or more expressions as arguments and returns the value of the first expression that is not NULL. If all the expressions are NULL, it returns NULL. Continue reading Coalesce Function in MSSQL

Pivot Function in MSSQL

In SQL Server, the PIVOT function is used to transform rows into columns. The PIVOT function is a T-SQL operator that rotates a table-valued expression by turning the unique values from one column in the expression into multiple columns in the output, effectively creating a cross-tabulation of the data. Here’s an example to help illustrate the concept: Continue reading Pivot Function in MSSQL