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Documentation Index

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Retrieves the JSON value stored at the specified key and optionally formats the output.

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Usage

const result = await redis.json.get<UserData>("user:123");

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Arguments

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key
string
required
The key containing the JSON document
​
opts
object
Optional formatting options for the returned JSON string
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path
string | string[]
JSONPath expression(s) to specify which parts of the JSON to retrieve. If not specified, returns the entire JSON document.

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Response

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result
TData | null
The JSON value at the specified path, or null if the key doesn’t exist. The return type is generic and can be specified using TypeScript.

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Examples

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Get entire JSON document

interface User {
  name: string;
  email: string;
  age: number;
}

const user = await redis.json.get<User>("user:123");
console.log(user);
// { name: "Alice", email: "alice@example.com", age: 30 }

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Get specific path

const name = await redis.json.get<string>("user:123", "$.name");
console.log(name); // ["Alice"]

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Get with formatting options

const formatted = await redis.json.get(
  "user:123",
  {
    indent: "  ",
    newline: "\n",
    space: " "
  },
  "$"
);

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Get multiple paths

const data = await redis.json.get("user:123", "$.name", "$.email");

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JSONPath Syntax

Upstash Redis supports JSONPath expressions for querying JSON documents:
  • $ - Root element
  • $.field - Access a field
  • $.field[0] - Access array element
  • $..field - Recursive descent
  • $.field[*] - All array elements

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See Also