docs: docs update (#911)

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Fixes #<issue_number_goes_here> 🦕
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+
+<h1><a href="bigqueryreservation_v1.html">BigQuery Reservation API</a> . <a href="bigqueryreservation_v1.projects.html">projects</a> . <a href="bigqueryreservation_v1.projects.locations.html">locations</a> . <a href="bigqueryreservation_v1.projects.locations.reservations.html">reservations</a></h1>
+<h2>Instance Methods</h2>
+<p class="toc_element">
+  <code><a href="bigqueryreservation_v1.projects.locations.reservations.assignments.html">assignments()</a></code>
+</p>
+<p class="firstline">Returns the assignments Resource.</p>
+
+<p class="toc_element">
+  <code><a href="#create">create(parent, body=None, reservationId=None, x__xgafv=None)</a></code></p>
+<p class="firstline">Creates a new reservation resource.</p>
+<p class="toc_element">
+  <code><a href="#delete">delete(name, x__xgafv=None)</a></code></p>
+<p class="firstline">Deletes a reservation.</p>
+<p class="toc_element">
+  <code><a href="#get">get(name, x__xgafv=None)</a></code></p>
+<p class="firstline">Returns information about the reservation.</p>
+<p class="toc_element">
+  <code><a href="#list">list(parent, pageToken=None, pageSize=None, x__xgafv=None)</a></code></p>
+<p class="firstline">Lists all the reservations for the project in the specified location.</p>
+<p class="toc_element">
+  <code><a href="#list_next">list_next(previous_request, previous_response)</a></code></p>
+<p class="firstline">Retrieves the next page of results.</p>
+<p class="toc_element">
+  <code><a href="#patch">patch(name, body=None, updateMask=None, x__xgafv=None)</a></code></p>
+<p class="firstline">Updates an existing reservation resource.</p>
+<h3>Method Details</h3>
+<div class="method">
+    <code class="details" id="create">create(parent, body=None, reservationId=None, x__xgafv=None)</code>
+  <pre>Creates a new reservation resource.
+
+Args:
+  parent: string, Required. Project, location. E.g.,
+`projects/myproject/locations/US` (required)
+  body: object, The request body.
+    The object takes the form of:
+
+{ # A reservation is a mechanism used to guarantee slots to users.
+  &quot;name&quot;: &quot;A String&quot;, # The resource name of the reservation, e.g.,
+      # `projects/*/locations/*/reservations/team1-prod`.
+  &quot;ignoreIdleSlots&quot;: True or False, # If false, any query using this reservation will use idle slots from other
+      # reservations within the same admin project. If true, a query using this
+      # reservation will execute with the slot capacity specified above at most.
+  &quot;slotCapacity&quot;: &quot;A String&quot;, # Minimum slots available to this reservation. A slot is a unit of
+      # computational power in BigQuery, and serves as the unit of parallelism.
+      # 
+      # Queries using this reservation might use more slots during runtime if
+      # ignore_idle_slots is set to false.
+      # 
+      # If the new reservation&#x27;s slot capacity exceed the parent&#x27;s slot capacity or
+      # if total slot capacity of the new reservation and its siblings exceeds the
+      # parent&#x27;s slot capacity, the request will fail with
+      # `google.rpc.Code.RESOURCE_EXHAUSTED`.
+}
+
+  reservationId: string, The reservation ID. This field must only contain lower case alphanumeric
+characters or dash. Max length is 64 characters.
+  x__xgafv: string, V1 error format.
+    Allowed values
+      1 - v1 error format
+      2 - v2 error format
+
+Returns:
+  An object of the form:
+
+    { # A reservation is a mechanism used to guarantee slots to users.
+    &quot;name&quot;: &quot;A String&quot;, # The resource name of the reservation, e.g.,
+        # `projects/*/locations/*/reservations/team1-prod`.
+    &quot;ignoreIdleSlots&quot;: True or False, # If false, any query using this reservation will use idle slots from other
+        # reservations within the same admin project. If true, a query using this
+        # reservation will execute with the slot capacity specified above at most.
+    &quot;slotCapacity&quot;: &quot;A String&quot;, # Minimum slots available to this reservation. A slot is a unit of
+        # computational power in BigQuery, and serves as the unit of parallelism.
+        #
+        # Queries using this reservation might use more slots during runtime if
+        # ignore_idle_slots is set to false.
+        #
+        # If the new reservation&#x27;s slot capacity exceed the parent&#x27;s slot capacity or
+        # if total slot capacity of the new reservation and its siblings exceeds the
+        # parent&#x27;s slot capacity, the request will fail with
+        # `google.rpc.Code.RESOURCE_EXHAUSTED`.
+  }</pre>
+</div>
+
+<div class="method">
+    <code class="details" id="delete">delete(name, x__xgafv=None)</code>
+  <pre>Deletes a reservation.
+Returns `google.rpc.Code.FAILED_PRECONDITION` when reservation has
+assignments.
+
+Args:
+  name: string, Required. Resource name of the reservation to retrieve. E.g.,
+   `projects/myproject/locations/US/reservations/team1-prod` (required)
+  x__xgafv: string, V1 error format.
+    Allowed values
+      1 - v1 error format
+      2 - v2 error format
+
+Returns:
+  An object of the form:
+
+    { # A generic empty message that you can re-use to avoid defining duplicated
+      # empty messages in your APIs. A typical example is to use it as the request
+      # or the response type of an API method. For instance:
+      #
+      #     service Foo {
+      #       rpc Bar(google.protobuf.Empty) returns (google.protobuf.Empty);
+      #     }
+      #
+      # The JSON representation for `Empty` is empty JSON object `{}`.
+  }</pre>
+</div>
+
+<div class="method">
+    <code class="details" id="get">get(name, x__xgafv=None)</code>
+  <pre>Returns information about the reservation.
+
+Args:
+  name: string, Required. Resource name of the reservation to retrieve. E.g.,
+   `projects/myproject/locations/US/reservations/team1-prod` (required)
+  x__xgafv: string, V1 error format.
+    Allowed values
+      1 - v1 error format
+      2 - v2 error format
+
+Returns:
+  An object of the form:
+
+    { # A reservation is a mechanism used to guarantee slots to users.
+    &quot;name&quot;: &quot;A String&quot;, # The resource name of the reservation, e.g.,
+        # `projects/*/locations/*/reservations/team1-prod`.
+    &quot;ignoreIdleSlots&quot;: True or False, # If false, any query using this reservation will use idle slots from other
+        # reservations within the same admin project. If true, a query using this
+        # reservation will execute with the slot capacity specified above at most.
+    &quot;slotCapacity&quot;: &quot;A String&quot;, # Minimum slots available to this reservation. A slot is a unit of
+        # computational power in BigQuery, and serves as the unit of parallelism.
+        #
+        # Queries using this reservation might use more slots during runtime if
+        # ignore_idle_slots is set to false.
+        #
+        # If the new reservation&#x27;s slot capacity exceed the parent&#x27;s slot capacity or
+        # if total slot capacity of the new reservation and its siblings exceeds the
+        # parent&#x27;s slot capacity, the request will fail with
+        # `google.rpc.Code.RESOURCE_EXHAUSTED`.
+  }</pre>
+</div>
+
+<div class="method">
+    <code class="details" id="list">list(parent, pageToken=None, pageSize=None, x__xgafv=None)</code>
+  <pre>Lists all the reservations for the project in the specified location.
+
+Args:
+  parent: string, Required. The parent resource name containing project and location, e.g.:
+  &quot;projects/myproject/locations/US&quot; (required)
+  pageToken: string, The next_page_token value returned from a previous List request, if any.
+  pageSize: integer, The maximum number of items to return per page.
+  x__xgafv: string, V1 error format.
+    Allowed values
+      1 - v1 error format
+      2 - v2 error format
+
+Returns:
+  An object of the form:
+
+    { # The response for ReservationService.ListReservations.
+    &quot;reservations&quot;: [ # List of reservations visible to the user.
+      { # A reservation is a mechanism used to guarantee slots to users.
+        &quot;name&quot;: &quot;A String&quot;, # The resource name of the reservation, e.g.,
+            # `projects/*/locations/*/reservations/team1-prod`.
+        &quot;ignoreIdleSlots&quot;: True or False, # If false, any query using this reservation will use idle slots from other
+            # reservations within the same admin project. If true, a query using this
+            # reservation will execute with the slot capacity specified above at most.
+        &quot;slotCapacity&quot;: &quot;A String&quot;, # Minimum slots available to this reservation. A slot is a unit of
+            # computational power in BigQuery, and serves as the unit of parallelism.
+            #
+            # Queries using this reservation might use more slots during runtime if
+            # ignore_idle_slots is set to false.
+            #
+            # If the new reservation&#x27;s slot capacity exceed the parent&#x27;s slot capacity or
+            # if total slot capacity of the new reservation and its siblings exceeds the
+            # parent&#x27;s slot capacity, the request will fail with
+            # `google.rpc.Code.RESOURCE_EXHAUSTED`.
+      },
+    ],
+    &quot;nextPageToken&quot;: &quot;A String&quot;, # Token to retrieve the next page of results, or empty if there are no
+        # more results in the list.
+  }</pre>
+</div>
+
+<div class="method">
+    <code class="details" id="list_next">list_next(previous_request, previous_response)</code>
+  <pre>Retrieves the next page of results.
+
+Args:
+  previous_request: The request for the previous page. (required)
+  previous_response: The response from the request for the previous page. (required)
+
+Returns:
+  A request object that you can call &#x27;execute()&#x27; on to request the next
+  page. Returns None if there are no more items in the collection.
+    </pre>
+</div>
+
+<div class="method">
+    <code class="details" id="patch">patch(name, body=None, updateMask=None, x__xgafv=None)</code>
+  <pre>Updates an existing reservation resource.
+
+Args:
+  name: string, The resource name of the reservation, e.g.,
+`projects/*/locations/*/reservations/team1-prod`. (required)
+  body: object, The request body.
+    The object takes the form of:
+
+{ # A reservation is a mechanism used to guarantee slots to users.
+  &quot;name&quot;: &quot;A String&quot;, # The resource name of the reservation, e.g.,
+      # `projects/*/locations/*/reservations/team1-prod`.
+  &quot;ignoreIdleSlots&quot;: True or False, # If false, any query using this reservation will use idle slots from other
+      # reservations within the same admin project. If true, a query using this
+      # reservation will execute with the slot capacity specified above at most.
+  &quot;slotCapacity&quot;: &quot;A String&quot;, # Minimum slots available to this reservation. A slot is a unit of
+      # computational power in BigQuery, and serves as the unit of parallelism.
+      # 
+      # Queries using this reservation might use more slots during runtime if
+      # ignore_idle_slots is set to false.
+      # 
+      # If the new reservation&#x27;s slot capacity exceed the parent&#x27;s slot capacity or
+      # if total slot capacity of the new reservation and its siblings exceeds the
+      # parent&#x27;s slot capacity, the request will fail with
+      # `google.rpc.Code.RESOURCE_EXHAUSTED`.
+}
+
+  updateMask: string, Standard field mask for the set of fields to be updated.
+  x__xgafv: string, V1 error format.
+    Allowed values
+      1 - v1 error format
+      2 - v2 error format
+
+Returns:
+  An object of the form:
+
+    { # A reservation is a mechanism used to guarantee slots to users.
+    &quot;name&quot;: &quot;A String&quot;, # The resource name of the reservation, e.g.,
+        # `projects/*/locations/*/reservations/team1-prod`.
+    &quot;ignoreIdleSlots&quot;: True or False, # If false, any query using this reservation will use idle slots from other
+        # reservations within the same admin project. If true, a query using this
+        # reservation will execute with the slot capacity specified above at most.
+    &quot;slotCapacity&quot;: &quot;A String&quot;, # Minimum slots available to this reservation. A slot is a unit of
+        # computational power in BigQuery, and serves as the unit of parallelism.
+        #
+        # Queries using this reservation might use more slots during runtime if
+        # ignore_idle_slots is set to false.
+        #
+        # If the new reservation&#x27;s slot capacity exceed the parent&#x27;s slot capacity or
+        # if total slot capacity of the new reservation and its siblings exceeds the
+        # parent&#x27;s slot capacity, the request will fail with
+        # `google.rpc.Code.RESOURCE_EXHAUSTED`.
+  }</pre>
+</div>
+
+</body></html>
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