What is JSON Schema with example?
JSON Schema is a specification for JSON based format for defining the structure of JSON data. It was written under IETF draft which expired in 2011. JSON Schema − Describes your existing data format. Clear, human- and machine-readable documentation.
What is JSON Schema used for?
JSON Schema is a lightweight data interchange format that generates clear, easy-to-understand documentation, making validation and testing easier. JSON Schema is used to describe the structure and validation constraints of JSON documents.
What is JSON Schema?
JSON Schema is a JSON media type for defining the structure of JSON data. JSON Schema provides a contract for what JSON data is required for a given application and how to interact with it. JSON Schema is intended to define validation, documentation, hyperlink navigation, and interaction control of JSON data.
How do you reference a JSON Schema?
In a JSON schema, a $ref keyword is a JSON Pointer to a schema, or a type or property in a schema. A JSON pointer takes the form of A # B in which: A is the relative path from the current schema to a target schema. If A is empty, the reference is to a type or property in the same schema, an in-schema reference.
What is JSON Schema in REST API?
JSON Schema is a grammar language for defining the structure, content, and (to some extent) semantics of JSON objects. It lets you specify metadata (data about data) about what an object’s properties mean and what values are valid for those properties.
How many types of JSON are there?
At the granular level, JSON consists of 6 data types. The first four data types (string, number, boolean and null) can be referred to as simple data types. The other two data types (object and array) can be referred to as complex data types.
What is a JSON data type?
JSON (JavaScript Object Notation) is most widely used data format for data interchange on the web. JSON is a lightweight text based, data-interchange format and it completely language independent. It is based on a subset of the JavaScript programming language and it is easy to understand and generate.
Which data format is JSON Schema written in?
JSON format
Data types Because JSON Schema is written in JSON format, it supports all JSON types plus an addition: the integer type, which is a subtype of the number type.
What is JSON Schema file extension?
A JSON Schema is a valid JSON file so the extension . json is OK. Then, the first attribute of your file should be ‘$schema’ to declare the version of the specification you are using.
What is schema name?
A schemaName represents a schema. Schemas contain other dictionary objects, such as tables and indexes. Schemas provide a way to name a subset of tables and other dictionary objects within a database. You can explicitly create or drop a schema.
What is JSON full form?
JavaScript Object Notation (JSON) is a standard text-based format for representing structured data based on JavaScript object syntax. It is commonly used for transmitting data in web applications (e.g., sending some data from the server to the client, so it can be displayed on a web page, or vice versa).
Where is JSON used?