Select * From Table To JSON

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In the world of ORMs have you ever thought about fetching the data in JSON format if not this is the right time to explore the JSON function in the Database. This blog will delve into PostgreSQL’s JSON functions, particularly focusing on returning data in JSON format.

In this blog, we are going to discuss all the import JSON functions and for demonstration, we are using PostgreSQL.

PostgreSQL provides a variety of JSON functions that enable you to manipulate and interact with JSON data efficiently. Here’s a list of some key JSON functions along with their purposes and common use cases:

Before Starting with the JSON function Let's first create a table.

create table Students (
   id serial primary key,
   first_name varchar(100),
   last_name varchar(100),
   age int,
   address varchar(100)
)

A Students table has been made. Let’s add a few records to it now.

1. to_json

• Converts a PostgreSQL value into its corresponding JSON representation.
• It is useful when you want to convert individual values (integers, strings, dates) into JSON format.
• Suppose you want to…