SQL – String Functions SQL string functions are used primarily for string manipulation. The following table details the important string functions − Sr.No. Function & Description 1 Returns numeric value of left-most character 2 Returns the character for each integer passed 3 Returns the position of a substring within the given string. 4 Returns concatenate […]

SQL – Date Functions The Date & time functions are built-in functions in the SQL server that allows you to manipulate and perform operations on date and time values in the SQL server. These functions can be used in SQL Server queries to perform various date and time operations, such as filtering records based on […]

SQL – IN vs EXISTS Table of content In SQL, we use the IN operator to simplify queries and reduce the need for multiple OR conditions. It allows us to match a value against a list of values. On the other hand, the EXISTS operator checks whether one or more rows exist in a subquery […]