# AvailableContexts: Matomo Matomo Tag Manager Available Contexts
## Documentation
Contexts a container can run in, such as 'web'.
- Catalog: `Matomo`
- Schema: `TagManager`
- Primary Keys: `id`
- Label: Matomo Tag Manager Available Contexts
This is a read-only table. The Matomo API may not support changing the data or the Invantive UniversalSQL driver for Matomo does not cover it. In the latter case, please use the table NativePlatformScalarRequests to upload data to the Matomo API.
## Table Columns
The columns of the table `AvailableContexts` are shown below. Each column has an SQL data type.
| Name | Data Type | Label | Required | Documentation |
|---|:---:|---|:---:|---|
| `id` | `varchar2` | | ☑ | Context code, for instance 'web' - the value Containers.context and the id_context argument of the three AvailableXxxTypesInContext tables both take. |
| `name` | `varchar2` | | ☑ | Context display name. |