> ## Documentation Index
> Fetch the complete documentation index at: https://docs.kinetica.com/llms.txt
> Use this file to discover all available pages before exploring further.

# alter_role

[Source](https://github.com/kineticadb/kinetica-api-rust/blob/master/crates/gpudb-api/src/generated/alter_role.rs#L21-L29)
pub async fn [alter\_role](https://docs.kinetica.com/content/api/rust/gpudb/struct.Kinetica/alter-role.md#method.alter_role)( \&self, name: [String](https://doc.rust-lang.org/1.98.1/alloc/string/struct.String.html), action: [String](https://doc.rust-lang.org/1.98.1/alloc/string/struct.String.html), value: [String](https://doc.rust-lang.org/1.98.1/alloc/string/struct.String.html), ) -> [Result](https://doc.rust-lang.org/1.98.1/core/result/enum.Result.html)\<[AlterRoleResponse](https://docs.kinetica.com/content/api/rust/generated/api/struct.AlterRoleResponse.md), [KineticaError](https://docs.kinetica.com/content/api/rust/errors/enum.KineticaError.md)>

Alter a RoleAlters a Role.

##### Arguments

<ul>
  <li>`name` - Name of the role to be altered. Must be an existing role.</li>
  <li>`action` - Modification operation to be applied to the role.</li>
  <li>`value` - The value of the modification, depending on `action`.</li>
</ul>

[Source](https://github.com/kineticadb/kinetica-api-rust/blob/master/crates/gpudb-api/src/generated/alter_role.rs#L42-L62)
pub async fn [alter\_role\_with\_opts](https://docs.kinetica.com/content/api/rust/gpudb/struct.Kinetica/alter-role.md#method.alter_role_with_opts)( \&self, name: [String](https://doc.rust-lang.org/1.98.1/alloc/string/struct.String.html), action: [String](https://doc.rust-lang.org/1.98.1/alloc/string/struct.String.html), value: [String](https://doc.rust-lang.org/1.98.1/alloc/string/struct.String.html), options: [AlterRoleRequestOptions](https://docs.kinetica.com/content/api/rust/generated/api/struct.AlterRoleRequestOptions.md), ) -> [Result](https://doc.rust-lang.org/1.98.1/core/result/enum.Result.html)\<[AlterRoleResponse](https://docs.kinetica.com/content/api/rust/generated/api/struct.AlterRoleResponse.md), [KineticaError](https://docs.kinetica.com/content/api/rust/errors/enum.KineticaError.md)>

Alter a RoleAlters a Role.

##### Arguments

<ul>
  <li>`name` - Name of the role to be altered. Must be an existing role.</li>
  <li>`action` - Modification operation to be applied to the role.</li>
  <li>`value` - The value of the modification, depending on `action`.</li>
  <li>`options` - The optional parameters; any left unset take the server’s defaults.</li>
</ul>

[Source](https://github.com/kineticadb/kinetica-api-rust/blob/master/crates/gpudb-api/src/generated/alter_role.rs#L65-L76)
pub async fn [alter\_role\_raw](https://docs.kinetica.com/content/api/rust/gpudb/struct.Kinetica/alter-role.md#method.alter_role_raw)( \&self, request: &[AlterRoleRequest](https://docs.kinetica.com/content/api/rust/generated/api/struct.AlterRoleRequest.md), ) -> [Result](https://doc.rust-lang.org/1.98.1/core/result/enum.Result.html)\<[AlterRoleResponse](https://docs.kinetica.com/content/api/rust/generated/api/struct.AlterRoleResponse.md), [KineticaError](https://docs.kinetica.com/content/api/rust/errors/enum.KineticaError.md)>

Sends a pre-built [`AlterRoleRequest`](https://docs.kinetica.com/content/api/rust/generated/api/struct.AlterRoleRequest) to the `/alter/role` endpoint.

[Source](https://github.com/kineticadb/kinetica-api-rust/blob/master/crates/gpudb-api/src/generated/alter_role.rs#L80-L92)
pub async fn [alter\_role\_from\_url](https://docs.kinetica.com/content/api/rust/gpudb/struct.Kinetica/alter-role.md#method.alter_role_from_url)( \&self, url: &[str](https://doc.rust-lang.org/1.98.1/std/primitive.str.html), request: &[AlterRoleRequest](https://docs.kinetica.com/content/api/rust/generated/api/struct.AlterRoleRequest.md), ) -> [Result](https://doc.rust-lang.org/1.98.1/core/result/enum.Result.html)\<[AlterRoleResponse](https://docs.kinetica.com/content/api/rust/generated/api/struct.AlterRoleResponse.md), [KineticaError](https://docs.kinetica.com/content/api/rust/errors/enum.KineticaError.md)>

Sends a pre-built [`AlterRoleRequest`](https://docs.kinetica.com/content/api/rust/generated/api/struct.AlterRoleRequest) to a specific worker URL, bypassing HA head-node selection. Used for multi-head access.


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