![elasticsearch json query elasticsearch json query](https://i.gyazo.com/794b6433ee0a421e71c98e90425ef0e5.jpg)
![elasticsearch json query elasticsearch json query](https://www.codeproject.com/KB/collections/1224496/elastic-ss-4-480x530-r-400.png)
The JSON representation of a query consists of one or more query objects that contain one or more expressions. Like a compound query, the expressions that make up a compound expression can themselves be simple or compound, which means that there is an arbitrary level of expression nesting. A compound expression that consists of multiple expressions connected with Boolean AND or OR operators.A simple expression that consists of an operator and zero or more operands.
![elasticsearch json query elasticsearch json query](https://cdn.jsdelivr.net/gh/niumoo/cdn-assets/2019/3d90604a4a775e8ce0450bac9bc4234c.jpg)
A set of name/value pairs identifies the target.