SQL Server 2016

CONCAT_WS() is a new function introduced in SQL Server 2017. Here is the details on using CONCAT_WS() to concatenating strings with separator.

How to generate row number without using ORDER By clause in SQL Server. Simple technique to override the sequence ordering while using ROW_NUMEBR() function

TRIM() Function In SQL Server 2017 and equivalent custom made TRIM UDF in 2016 and older versions ti trim the spaces at the starting and ending of a string.

Similarities, differences usage of char vs varchar. Differences and similarities between char and varchar data types In SQL Server.

Similarities, differences, advantages and disadvantages of nchar vs char. Differences and similarities between char and nchar data types In SQL Server.

Similarities, differences, advantages and disadvantages of nvarchar vs varchar. Differences and similarities between varchar and nvarchar data types In SQL Server.