Redis - JSONPath syntax

 

Syntax element	Description
$	The root (outermost JSON element), starts the path.
. or []	Selects a child element.
..	Recursively descends through the JSON document.
*	Wildcard, returns all elements.
[]	Subscript operator, accesses an array element.
[,]	Union, selects multiple elements.
[start:end:step]	Array slice where start, end, and step are indexes.
?()	Filters a JSON object or array. Supports comparison operators (==, !=, <, <=, >, >=, =~), logical operators (&&, ||), and parenthesis ((, )).
()	Script expression.
@	The current element, used in filter or script expressions.

 

Copied from: https://redis.io/docs/data-types/json/path/