The row_to_json function in PostgreSQL is used to convert a row of a table or a composite type (user-defined type) into its corresponding JSON representation. This function is particularly useful when you want to retrieve data from a table and represent it in JSON format. The basic syntax of the row_to_json function is as follows:…

The array_to_json function in PostgreSQL is a powerful tool that allows you to convert an array of values into its corresponding JSON representation. This function is part of PostgreSQL’s rich set of functions for working with JSON data, providing a seamless way to transform arrays into a format that’s compatible with JSON. Basic Syntax The…

The to_json function in PostgreSQL is used to convert a PostgreSQL row or value into its corresponding JSON representation. This function is often used when you want to convert data from a table or a single value into JSON format. Here are some common use cases for the to_json function: Convert a Row to JSON:…