May 23, 2023 · The following scalar functions perform an operation on a string input value and return a string or numeric value: All built-in string functions except FORMAT are deterministic. This means they return the same value any time they are called with a specific set of input values.

SQL Server has many built-in functions. This reference contains string, numeric, date, conversion, and some advanced functions in SQL Server.

Apr 12, 2025 · SQL String Functions are powerful tools for manipulating and analyzing string data in databases. Whether we need to concatenate, extract, compare, or modify strings, these functions provide the flexibility to handle a wide variety of string-related tasks.

May 9, 2024 · SQL string functions manipulate string (including text and alphanumeric) values. Also known as text functions in SQL, string functions take one or more string values as an argument and return a modified string value.

The following SQL Server string functions process on an input string and return a string or numeric value: Search for a substring inside a string starting from a specified location and return the position of the substring. Returns the starting position of the first occurrence of a pattern in a string. Returns a string of repeated spaces.

SQL String functions are a set of built-in functions that are used to manipulate strings or character data in SQL. These functions can be used to extract, transform and manipulate data stored in character data type columns.

String-valued functions return NULL if the length of the result would be greater than the value of the max_allowed_packet system variable. See Section 7.1.1, “Configuring the Server”.. For functions that operate on string positions, the first position is numbered 1. For functions that take length arguments, noninteger arguments are rounded to the nearest integer.

May 19, 2019 · These functions accept an input string, and return either a string or a numeric value. The following is a list of T-SQL string functions available in SQL Server. Click on each function or operator name to see an explanation of the function, its syntax, and examples.

Explore the various SQL string functions that enhance your database queries and manipulate string data effectively.

String Functions in SQL are built-in functions that allow users to manipulate character data in various ways. These functions can perform tasks such as formatting text, extracting substrings, and searching for specific patterns within a string. Here are some standard String Functions in SQL: CONCAT: Concatenates two or more strings together.