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 REPLACE() 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.

___ REPLACE('SQL Tutorial', 'T', 'M');

3Order

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

The REPLACE() function replaces all occurrences of a substring within a string, with a new substring.

Definition and Usage

SQL Server REPLACE() Function

Example

SELECT REPLACE('SQL Tutorial', 'T', 'M');

The REPLACE() function replaces all occurrences of a substring within a string, with a new substring.

Note

The search is case-insensitive.

Tip

Also look at the STUFF() function.

Syntax

REPLACE(
string
,
old_string
,
new_string
)

Parameter	Description
string	Required. The original string
old_string	Required. The string to be replaced
new_string	Required. The new replacement string

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