INSERT(str,pos,len,newstr): Replaces the string str with the substring beginning at position pos and len characters long replaced by the string newstr : INSERT « String Functions « MySQL Tutorial

MySQL Tutorial

1.	Introduction
2.	Select Query
3.	Database
4.	Table
5.	Table Join
6.	Subquery
7.	Insert Update Delete
8.	Logic Operator
9.	View
10.	Data Types
11.	Procedure Function
12.	Cursor
13.	Trigger
14.	Date Time Functions
15.	Comparison Functions Operators
16.	Aggregate Functions
17.	Cast Functions Operators
18.	Control Flow Functions
19.	Encryption Compression Functions
20.	Information Functions
21.	Math Numeric Functions
22.	Miscellaneous Functions
23.	String Functions
24.	Regular Expressions
25.	Data Dictionary
26.	MySQL Utilities
27.	Privilege

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MySQL Tutorial » String Functions » INSERT

23. 16. 1. INSERT(str,pos,len,newstr): Replaces the string str with the substring beginning at position pos and len characters long replaced by the string newstr

Returns the original string if pos is not within the length of the string.

Replaces the rest of the string from position pos if len is not within the length of the rest of the string.

Returns NULL if any argument is NULL.


mysql>

mysql> SELECT INSERT('ABCDEFG', 3, 4, 'ZZZ');

+--------------------------------+

| INSERT('ABCDEFG', 3, 4, 'ZZZ') |

+--------------------------------+

| ABZZZG                         |

+--------------------------------+

1 row in set (0.00 sec)



mysql>

23. 16. INSERT
	23. 16. 1.	INSERT(str,pos,len,newstr): Replaces the string str with the substring beginning at position pos and len characters long replaced by the string newstr
	23. 16. 2.	INSERT('ABCDEFG', -1, 4, 'ZZZ');
	23. 16. 3.	INSERT('ABCDEFG', 3, 100, 'ZZZ');
	23. 16. 4.	Use Insert function to insert text to the first_name

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