diff --git a/api_names_out.yaml b/api_names_out.yaml
index b35c8080c..b4920c38d 100644
--- a/api_names_out.yaml
+++ b/api_names_out.yaml
@@ -14811,6 +14811,9 @@
 "/area120tables:v1alpha1/BatchCreateRowsResponse": batch_create_rows_response
 "/area120tables:v1alpha1/BatchCreateRowsResponse/rows": rows
 "/area120tables:v1alpha1/BatchCreateRowsResponse/rows/row": row
+"/area120tables:v1alpha1/BatchDeleteRowsRequest": batch_delete_rows_request
+"/area120tables:v1alpha1/BatchDeleteRowsRequest/names": names
+"/area120tables:v1alpha1/BatchDeleteRowsRequest/names/name": name
 "/area120tables:v1alpha1/BatchUpdateRowsRequest": batch_update_rows_request
 "/area120tables:v1alpha1/BatchUpdateRowsRequest/requests": requests
 "/area120tables:v1alpha1/BatchUpdateRowsRequest/requests/request": request
@@ -14875,6 +14878,8 @@
 "/area120tables:v1alpha1/area120tables.tables.list/pageToken": page_token
 "/area120tables:v1alpha1/area120tables.tables.rows.batchCreate": batch_create_rows
 "/area120tables:v1alpha1/area120tables.tables.rows.batchCreate/parent": parent
+"/area120tables:v1alpha1/area120tables.tables.rows.batchDelete": batch_delete_rows
+"/area120tables:v1alpha1/area120tables.tables.rows.batchDelete/parent": parent
 "/area120tables:v1alpha1/area120tables.tables.rows.batchUpdate": batch_update_rows
 "/area120tables:v1alpha1/area120tables.tables.rows.batchUpdate/parent": parent
 "/area120tables:v1alpha1/area120tables.tables.rows.create": create_table_row
diff --git a/generated/google-apis-area120tables_v1alpha1/CHANGELOG.md b/generated/google-apis-area120tables_v1alpha1/CHANGELOG.md
index 96ebbb89b..81200c37e 100644
--- a/generated/google-apis-area120tables_v1alpha1/CHANGELOG.md
+++ b/generated/google-apis-area120tables_v1alpha1/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Release history for google-apis-area120tables_v1alpha1
 
+### v0.2.0 (2021-01-14)
+
+* Regenerated from discovery document revision 20210112
+
 ### v0.1.0 (2021-01-07)
 
 * Regenerated using generator version 0.1.1
diff --git a/generated/google-apis-area120tables_v1alpha1/lib/google/apis/area120tables_v1alpha1/classes.rb b/generated/google-apis-area120tables_v1alpha1/lib/google/apis/area120tables_v1alpha1/classes.rb
index 2df4f843d..6f3b504f5 100644
--- a/generated/google-apis-area120tables_v1alpha1/lib/google/apis/area120tables_v1alpha1/classes.rb
+++ b/generated/google-apis-area120tables_v1alpha1/lib/google/apis/area120tables_v1alpha1/classes.rb
@@ -61,6 +61,27 @@ module Google
         end
       end
       
+      # Request message for TablesService.BatchDeleteRows
+      class BatchDeleteRowsRequest
+        include Google::Apis::Core::Hashable
+      
+        # Required. The names of the rows to delete. All rows must belong to the parent
+        # table or else the entire batch will fail. A maximum of 500 rows can be deleted
+        # in a batch. Format: tables/`table`/rows/`row`
+        # Corresponds to the JSON property `names`
+        # @return [Array<String>]
+        attr_accessor :names
+      
+        def initialize(**args)
+           update!(**args)
+        end
+      
+        # Update properties of this object
+        def update!(**args)
+          @names = args[:names] if args.key?(:names)
+        end
+      end
+      
       # Request message for TablesService.BatchUpdateRows.
       class BatchUpdateRowsRequest
         include Google::Apis::Core::Hashable
diff --git a/generated/google-apis-area120tables_v1alpha1/lib/google/apis/area120tables_v1alpha1/gem_version.rb b/generated/google-apis-area120tables_v1alpha1/lib/google/apis/area120tables_v1alpha1/gem_version.rb
index 09a3f4779..05836394d 100644
--- a/generated/google-apis-area120tables_v1alpha1/lib/google/apis/area120tables_v1alpha1/gem_version.rb
+++ b/generated/google-apis-area120tables_v1alpha1/lib/google/apis/area120tables_v1alpha1/gem_version.rb
@@ -16,13 +16,13 @@ module Google
   module Apis
     module Area120tablesV1alpha1
       # Version of the google-apis-area120tables_v1alpha1 gem
-      GEM_VERSION = "0.1.0"
+      GEM_VERSION = "0.2.0"
 
       # Version of the code generator used to generate this client
       GENERATOR_VERSION = "0.1.1"
 
       # Revision of the discovery document this client was generated from
-      REVISION = "20201201"
+      REVISION = "20210112"
     end
   end
 end
diff --git a/generated/google-apis-area120tables_v1alpha1/lib/google/apis/area120tables_v1alpha1/representations.rb b/generated/google-apis-area120tables_v1alpha1/lib/google/apis/area120tables_v1alpha1/representations.rb
index 79079a5d7..48fed15e9 100644
--- a/generated/google-apis-area120tables_v1alpha1/lib/google/apis/area120tables_v1alpha1/representations.rb
+++ b/generated/google-apis-area120tables_v1alpha1/lib/google/apis/area120tables_v1alpha1/representations.rb
@@ -34,6 +34,12 @@ module Google
         include Google::Apis::Core::JsonObjectSupport
       end
       
+      class BatchDeleteRowsRequest
+        class Representation < Google::Apis::Core::JsonRepresentation; end
+      
+        include Google::Apis::Core::JsonObjectSupport
+      end
+      
       class BatchUpdateRowsRequest
         class Representation < Google::Apis::Core::JsonRepresentation; end
       
@@ -140,6 +146,13 @@ module Google
         end
       end
       
+      class BatchDeleteRowsRequest
+        # @private
+        class Representation < Google::Apis::Core::JsonRepresentation
+          collection :names, as: 'names'
+        end
+      end
+      
       class BatchUpdateRowsRequest
         # @private
         class Representation < Google::Apis::Core::JsonRepresentation
diff --git a/generated/google-apis-area120tables_v1alpha1/lib/google/apis/area120tables_v1alpha1/service.rb b/generated/google-apis-area120tables_v1alpha1/lib/google/apis/area120tables_v1alpha1/service.rb
index 854341857..19c7dc6a7 100644
--- a/generated/google-apis-area120tables_v1alpha1/lib/google/apis/area120tables_v1alpha1/service.rb
+++ b/generated/google-apis-area120tables_v1alpha1/lib/google/apis/area120tables_v1alpha1/service.rb
@@ -150,6 +150,40 @@ module Google
           execute_or_queue_command(command, &block)
         end
         
+        # Deletes multiple rows.
+        # @param [String] parent
+        #   Required. The parent table shared by all rows being deleted. Format: tables/`
+        #   table`
+        # @param [Google::Apis::Area120tablesV1alpha1::BatchDeleteRowsRequest] batch_delete_rows_request_object
+        # @param [String] fields
+        #   Selector specifying which fields to include in a partial response.
+        # @param [String] quota_user
+        #   Available to use for quota purposes for server-side applications. Can be any
+        #   arbitrary string assigned to a user, but should not exceed 40 characters.
+        # @param [Google::Apis::RequestOptions] options
+        #   Request-specific options
+        #
+        # @yield [result, err] Result & error if block supplied
+        # @yieldparam result [Google::Apis::Area120tablesV1alpha1::Empty] parsed result object
+        # @yieldparam err [StandardError] error object if request failed
+        #
+        # @return [Google::Apis::Area120tablesV1alpha1::Empty]
+        #
+        # @raise [Google::Apis::ServerError] An error occurred on the server and the request can be retried
+        # @raise [Google::Apis::ClientError] The request is invalid and should not be retried without modification
+        # @raise [Google::Apis::AuthorizationError] Authorization is required
+        def batch_delete_rows(parent, batch_delete_rows_request_object = nil, fields: nil, quota_user: nil, options: nil, &block)
+          command = make_simple_command(:post, 'v1alpha1/{+parent}/rows:batchDelete', options)
+          command.request_representation = Google::Apis::Area120tablesV1alpha1::BatchDeleteRowsRequest::Representation
+          command.request_object = batch_delete_rows_request_object
+          command.response_representation = Google::Apis::Area120tablesV1alpha1::Empty::Representation
+          command.response_class = Google::Apis::Area120tablesV1alpha1::Empty
+          command.params['parent'] = parent unless parent.nil?
+          command.query['fields'] = fields unless fields.nil?
+          command.query['quotaUser'] = quota_user unless quota_user.nil?
+          execute_or_queue_command(command, &block)
+        end
+        
         # Updates multiple rows.
         # @param [String] parent
         #   Required. The parent table shared by all rows being updated. Format: tables/`
diff --git a/generated/google-apis-area120tables_v1alpha1/synth.metadata b/generated/google-apis-area120tables_v1alpha1/synth.metadata
index 61b17f293..545e239af 100644
--- a/generated/google-apis-area120tables_v1alpha1/synth.metadata
+++ b/generated/google-apis-area120tables_v1alpha1/synth.metadata
@@ -4,7 +4,7 @@
       "git": {
         "name": ".",
         "remote": "https://github.com/googleapis/google-api-ruby-client.git",
-        "sha": "0f920ae5ebe394e34a9ce17dd866bea7a4621f7d"
+        "sha": "eb9699a7d942b0ba0d1b600f50563f6ec8d2f7c9"
       }
     }
   ]