---
title: "Get the JSON Schema defining the list of variable terms that can be used in CQL2 expressions"
method: GET
path: "/collections/{collectionId}/queryables"
tags: ["Features"]
---

# Get the JSON Schema defining the list of variable terms that can be used in CQL2 expressions

`GET /collections/{collectionId}/queryables`

This endpoint returns a list of variable terms that can be used in CQL2 expressions. The
precise definition of this can be found in the OGC API - Features - Part 3: Filtering and the
Common Query Language (CQL) specification.

## Path parameters

- `collectionId` string, required

## Response `200`

A JSON Schema defining the Queryables allowed in CQL2 expressions

## Other responses

- `default` — An error occurred.

---

[API](https://skmtc.net/radiantearth/apis/stac-api.md) · [All operations](https://skmtc.net/radiantearth/apis/stac-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/radiantearth/stac-api/versions/11248209cf8c/schema)