Bugl — code interview practice that feels like a game

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Flash cards

Review the key moves

1/4

Core idea

What is the main idea behind SQL Server STUFF() Function?

Lesson checks

Short Mimo-style checks built from this lesson's code, terms, and sequence.

1Quick choice

Which statement best captures the main point of this lesson?

2Fill blank

Complete the missing token from the example code.

___ STUFF('SQL Tutorial', 1, 3, 'HTML');

3Order

Put the learning moves in the order that makes the concept easiest to apply.

The STUFF() function deletes a part of a string and then inserts another part into the string, starting at a specified position.

Definition and Usage

SQL Server STUFF() Function

Example

SELECT STUFF('SQL Tutorial', 1, 3, 'HTML');

The STUFF() function deletes a part of a string and then inserts another part into the string, starting at a specified position.

Tip

Also look at the REPLACE() function.

Syntax

STUFF(
string
,
start
,
length
,
new_string
)

Parameter	Description
string	Required. The string to be modified
start	Required. The position in string to start to delete some characters
length	Required. The number of characters to delete from string
new_string	Required. The new string to insert into string at the start position

Works in:	SQL Server (starting with 2008), Azure SQL Database, Azure SQL Data Warehouse, Parallel Data Warehouse