How to UPDATE and REPLACE Part of a String?

When working with SQLite, there are several approaches to update and replace parts of a string. We can achieve this using SQLite’s built-in string functions or through queries that utilize the REPLACE and UPDATE statements. Below are the methods that help to update and replace strings are as follows

  1. Using REPLACE function
  2. Using SUBSTR function
  3. Using INSTR function

To understand How to UPDATE and REPLACE part of a string in SQLite we need a table on which we will perform various operations and queries. Here we will consider a table called w3wiki which contains id, name, courses, and potd_streak as Columns. After inserting some records into the table, the table looks

Table – w3wiki

How to UPDATE and REPLACE Part of a String in SQLite

In SQLite, updating and replacing parts of a string can be a common task, especially when dealing with textual data. SQLite, serverless architecture offers various methods to solve this problem. In this article, We will learn about string replace in a query with the help of various methods to know how to update and replace a part of the string in SQLite and so on.

Similar Reads

How to UPDATE and REPLACE Part of a String?

When working with SQLite, there are several approaches to update and replace parts of a string. We can achieve this using SQLite’s built-in string functions or through queries that utilize the REPLACE and UPDATE statements. Below are the methods that help to update and replace strings are as follows...

1. Using the REPLACE Function

The REPLACE function is used to replace or modify any specific values. REPLACE function is not a stand-alone statement. We generally use the REPLACE function with UPDATE or SELECT statement....

2. Using SUBSTR Function

The SUBSTR function is used to extract a substring from the given string....

3. Using INSTR Function

The INSTR function is used to find the first occurrence of a specified substring string within a given string....

Conclusion

Overall, updating and replacing parts of a string can be efficiently achieved using the REPLACE function for updating specific parts of a string, the SUBSTR function for extracting substrings, and the INSTR function for finding substring positions. These functions, combined with SQL queries, offer powerful tools for managing and manipulating string data in SQLite databases....