ISNULL function behaves differently in MySQL and Microsoft SQL Server. In MySQL, ISNULL tests whether the given expression is NULL. It returns 1 if the
Category: SQL Server Functions
SQL Server String Functions-6
A string function accepts a string value as an input and returns a string value regardless of the data type. They’re used to convert an
SQL Server String Functions-5
A string function accepts a string value as an input and returns a string value regardless of the data type. They’re used to convert an
CHOOSE Function in SQL Server
In SQL Server, the CHOOSE function returns the item at the provided index from a list of values. CHOOSE is an index into an array,
CHECKSUM and CHECKSUM_AGG
CHECKSUM: The checksum value computed over a table row or an expression list is returned by the CHECKSUM function. To create hash indexes, use CHECKSUM.
STRING_AGG Function in SQL Server
This function is introduced in SQL Server 2017 (14x) concatenates the values of string expressions and places separator values between them. The separator is not
Big Data and SQL 