diff --git a/google/area120/tables/v1alpha1/BUILD.bazel b/google/area120/tables/v1alpha1/BUILD.bazel
new file mode 100644
index 0000000000..2dbe235c3d
--- /dev/null
+++ b/google/area120/tables/v1alpha1/BUILD.bazel
@@ -0,0 +1,376 @@
+# This file was automatically generated by BuildFileGenerator
+# https://github.com/googleapis/gapic-generator/tree/master/rules_gapic/bazel
+
+# Most of the manual changes to this file will be overwritten.
+# It's **only** allowed to change the following rule attribute values:
+# - names of *_gapic_assembly_* rules
+# - certain parameters of *_gapic_library rules, including but not limited to:
+#    * extra_protoc_parameters
+#    * extra_protoc_file_parameters
+# The complete list of preserved parameters can be found in the source code.
+
+# This is an API workspace, having public visibility by default makes perfect sense.
+package(default_visibility = ["//visibility:public"])
+
+##############################################################################
+# Common
+##############################################################################
+load("@rules_proto//proto:defs.bzl", "proto_library")
+load("@com_google_googleapis_imports//:imports.bzl", "proto_library_with_info")
+
+proto_library(
+    name = "tables_proto",
+    srcs = [
+        "tables.proto",
+    ],
+    deps = [
+        "//google/api:annotations_proto",
+        "//google/api:client_proto",
+        "//google/api:field_behavior_proto",
+        "//google/api:resource_proto",
+        "@com_google_protobuf//:empty_proto",
+        "@com_google_protobuf//:field_mask_proto",
+        "@com_google_protobuf//:struct_proto",
+    ],
+)
+
+proto_library_with_info(
+    name = "tables_proto_with_info",
+    deps = [
+        ":tables_proto",
+        "//google/cloud:common_resources_proto",
+    ],
+)
+
+##############################################################################
+# Java
+##############################################################################
+load(
+    "@com_google_googleapis_imports//:imports.bzl",
+    "java_gapic_assembly_gradle_pkg",
+    "java_gapic_library",
+    "java_gapic_test",
+    "java_grpc_library",
+    "java_proto_library",
+)
+
+java_proto_library(
+    name = "tables_java_proto",
+    deps = [":tables_proto"],
+)
+
+java_grpc_library(
+    name = "tables_java_grpc",
+    srcs = [":tables_proto"],
+    deps = [":tables_java_proto"],
+)
+
+java_gapic_library(
+    name = "tables_java_gapic",
+    src = ":tables_proto_with_info",
+    gapic_yaml = "language_gapic.yaml",
+    grpc_service_config = "tables_grpc_service_config.json",
+    package = "google.area120.tables.v1alpha1",
+    service_yaml = "area120tables_v1alpha1.yaml",
+    test_deps = [
+        ":tables_java_grpc",
+    ],
+    deps = [
+        ":tables_java_proto",
+    ],
+)
+
+java_gapic_test(
+    name = "tables_java_gapic_test_suite",
+    test_classes = [
+        "com.google.area120.tables.v1alpha.TablesServiceClientTest",
+    ],
+    runtime_deps = [":tables_java_gapic_test"],
+)
+
+# Open Source Packages
+java_gapic_assembly_gradle_pkg(
+    name = "google-cloud-area120-tables-v1alpha1-java",
+    deps = [
+        ":tables_java_gapic",
+        ":tables_java_grpc",
+        ":tables_java_proto",
+        ":tables_proto",
+    ],
+)
+
+##############################################################################
+# Go
+##############################################################################
+load(
+    "@com_google_googleapis_imports//:imports.bzl",
+    "go_gapic_assembly_pkg",
+    "go_gapic_library",
+    "go_proto_library",
+    "go_test",
+)
+
+go_proto_library(
+    name = "tables_go_proto",
+    compilers = ["@io_bazel_rules_go//proto:go_grpc"],
+    importpath = "google.golang.org/genproto/googleapis/area120/tables/v1alpha1",
+    protos = [":tables_proto"],
+    deps = [
+        "//google/api:annotations_go_proto",
+    ],
+)
+
+go_gapic_library(
+    name = "tables_go_gapic",
+    srcs = [":tables_proto_with_info"],
+    grpc_service_config = "tables_grpc_service_config.json",
+    importpath = "google.golang.org/google/area120/tables/v1alpha1;tables",
+    service_yaml = "area120tables_v1alpha1.yaml",
+    deps = [
+        ":tables_go_proto",
+    ],
+)
+
+go_test(
+    name = "tables_go_gapic_test",
+    srcs = [":tables_go_gapic_srcjar_test"],
+    embed = [":tables_go_gapic"],
+    importpath = "google.golang.org/google/area120/tables/v1alpha1",
+)
+
+# Open Source Packages
+go_gapic_assembly_pkg(
+    name = "gapi-cloud-area120-tables-v1alpha1-go",
+    deps = [
+        ":tables_go_gapic",
+        ":tables_go_gapic_srcjar-test.srcjar",
+        ":tables_go_proto",
+    ],
+)
+
+##############################################################################
+# Python
+##############################################################################
+load(
+    "@com_google_googleapis_imports//:imports.bzl",
+    "moved_proto_library",
+    "py_gapic_assembly_pkg",
+    "py_gapic_library",
+    "py_grpc_library",
+    "py_proto_library",
+)
+
+moved_proto_library(
+    name = "tables_moved_proto",
+    srcs = [":tables_proto"],
+    deps = [
+        "//google/api:annotations_proto",
+        "//google/api:client_proto",
+        "//google/api:field_behavior_proto",
+        "//google/api:resource_proto",
+        "@com_google_protobuf//:empty_proto",
+        "@com_google_protobuf//:field_mask_proto",
+        "@com_google_protobuf//:struct_proto",
+    ],
+)
+
+py_proto_library(
+    name = "tables_py_proto",
+    plugin = "@protoc_docs_plugin//:docs_plugin",
+    deps = [":tables_moved_proto"],
+)
+
+py_grpc_library(
+    name = "tables_py_grpc",
+    srcs = [":tables_moved_proto"],
+    deps = [":tables_py_proto"],
+)
+
+py_gapic_library(
+    name = "tables_py_gapic",
+    src = ":tables_proto_with_info",
+    gapic_yaml = "language_gapic.yaml",
+    grpc_service_config = "tables_grpc_service_config.json",
+    package = "google.area120.tables.v1alpha1",
+    service_yaml = "area120tables_v1alpha1.yaml",
+    deps = [
+        ":tables_py_grpc",
+        ":tables_py_proto",
+    ],
+)
+
+# Open Source Packages
+py_gapic_assembly_pkg(
+    name = "area120-tables-v1alpha1-py",
+    deps = [
+        ":tables_py_gapic",
+        ":tables_py_grpc",
+        ":tables_py_proto",
+    ],
+)
+
+##############################################################################
+# PHP
+##############################################################################
+load(
+    "@com_google_googleapis_imports//:imports.bzl",
+    "php_gapic_assembly_pkg",
+    "php_gapic_library",
+    "php_grpc_library",
+    "php_proto_library",
+)
+
+php_proto_library(
+    name = "tables_php_proto",
+    deps = [":tables_proto"],
+)
+
+php_grpc_library(
+    name = "tables_php_grpc",
+    srcs = [":tables_proto"],
+    deps = [":tables_php_proto"],
+)
+
+php_gapic_library(
+    name = "tables_php_gapic",
+    src = ":tables_proto_with_info",
+    gapic_yaml = "language_gapic.yaml",
+    grpc_service_config = "tables_grpc_service_config.json",
+    package = "google.area120.tables.v1alpha1",
+    service_yaml = "area120tables_v1alpha1.yaml",
+    deps = [
+        ":tables_php_grpc",
+        ":tables_php_proto",
+    ],
+)
+
+# Open Source Packages
+php_gapic_assembly_pkg(
+    name = "google-cloud-area120-tables-v1alpha1-php",
+    deps = [
+        ":tables_php_gapic",
+        ":tables_php_grpc",
+        ":tables_php_proto",
+    ],
+)
+
+##############################################################################
+# Node.js
+##############################################################################
+load(
+    "@com_google_googleapis_imports//:imports.bzl",
+    "nodejs_gapic_assembly_pkg",
+    "nodejs_gapic_library",
+)
+
+nodejs_gapic_library(
+    name = "tables_nodejs_gapic",
+    src = ":tables_proto_with_info",
+    grpc_service_config = "tables_grpc_service_config.json",
+    package = "google.area120.tables.v1alpha1",
+    service_yaml = "area120tables_v1alpha1.yaml",
+    deps = [],
+)
+
+nodejs_gapic_assembly_pkg(
+    name = "area120-tables-v1alpha1-nodejs",
+    deps = [
+        ":tables_nodejs_gapic",
+        ":tables_proto",
+    ],
+)
+
+##############################################################################
+# Ruby
+##############################################################################
+load(
+    "@com_google_googleapis_imports//:imports.bzl",
+    "ruby_gapic_assembly_pkg",
+    "ruby_gapic_library",
+    "ruby_grpc_library",
+    "ruby_proto_library",
+)
+
+ruby_proto_library(
+    name = "tables_ruby_proto",
+    deps = [":tables_proto"],
+)
+
+ruby_grpc_library(
+    name = "tables_ruby_grpc",
+    srcs = [":tables_proto"],
+    deps = [":tables_ruby_proto"],
+)
+
+ruby_gapic_library(
+    name = "tables_ruby_gapic",
+    src = ":tables_proto_with_info",
+    gapic_yaml = "language_gapic.yaml",
+    grpc_service_config = "tables_grpc_service_config.json",
+    package = "google.area120.tables.v1alpha1",
+    service_yaml = "area120tables_v1alpha1.yaml",
+    deps = [
+        ":tables_ruby_grpc",
+        ":tables_ruby_proto",
+    ],
+)
+
+# Open Source Packages
+ruby_gapic_assembly_pkg(
+    name = "google-cloud-area120-tables-v1alpha1-ruby",
+    deps = [
+        ":tables_ruby_gapic",
+        ":tables_ruby_grpc",
+        ":tables_ruby_proto",
+    ],
+)
+
+##############################################################################
+# C#
+##############################################################################
+load(
+    "@com_google_googleapis_imports//:imports.bzl",
+    "csharp_gapic_assembly_pkg",
+    "csharp_gapic_library",
+    "csharp_grpc_library",
+    "csharp_proto_library",
+)
+
+csharp_proto_library(
+    name = "tables_csharp_proto",
+    deps = [":tables_proto"],
+)
+
+csharp_grpc_library(
+    name = "tables_csharp_grpc",
+    srcs = [":tables_proto"],
+    deps = [":tables_csharp_proto"],
+)
+
+csharp_gapic_library(
+    name = "tables_csharp_gapic",
+    src = ":tables_proto_with_info",
+    gapic_yaml = "language_gapic.yaml",
+    grpc_service_config = "tables_grpc_service_config.json",
+    package = "google.area120.tables.v1alpha1",
+    service_yaml = "area120tables_v1alpha1.yaml",
+    deps = [
+        ":tables_csharp_grpc",
+        ":tables_csharp_proto",
+    ],
+)
+
+# Open Source Packages
+csharp_gapic_assembly_pkg(
+    name = "google-cloud-area120-tables-v1alpha1-csharp",
+    deps = [
+        ":tables_csharp_gapic",
+        ":tables_csharp_grpc",
+        ":tables_csharp_proto",
+    ],
+)
+
+##############################################################################
+# C++
+##############################################################################
+# Put your C++ rules here
diff --git a/google/area120/tables/v1alpha1/area120tables_v1alpha1.yaml b/google/area120/tables/v1alpha1/area120tables_v1alpha1.yaml
new file mode 100644
index 0000000000..fcc611155b
--- /dev/null
+++ b/google/area120/tables/v1alpha1/area120tables_v1alpha1.yaml
@@ -0,0 +1,40 @@
+type: google.api.Service
+config_version: 3
+name: area120tables.googleapis.com
+title: Area120 Tables API
+
+apis:
+- name: google.area120.tables.v1alpha1.TablesService
+
+authentication:
+  rules:
+  - selector: 'google.area120.tables.v1alpha1.TablesService.*'
+    oauth:
+      canonical_scopes: |-
+        https://www.googleapis.com/auth/drive,
+        https://www.googleapis.com/auth/drive.file,
+        https://www.googleapis.com/auth/spreadsheets
+  - selector: google.area120.tables.v1alpha1.TablesService.GetRow
+    oauth:
+      canonical_scopes: |-
+        https://www.googleapis.com/auth/drive,
+        https://www.googleapis.com/auth/drive.file,
+        https://www.googleapis.com/auth/drive.readonly,
+        https://www.googleapis.com/auth/spreadsheets,
+        https://www.googleapis.com/auth/spreadsheets.readonly
+  - selector: google.area120.tables.v1alpha1.TablesService.GetTable
+    oauth:
+      canonical_scopes: |-
+        https://www.googleapis.com/auth/drive,
+        https://www.googleapis.com/auth/drive.file,
+        https://www.googleapis.com/auth/drive.readonly,
+        https://www.googleapis.com/auth/spreadsheets,
+        https://www.googleapis.com/auth/spreadsheets.readonly
+  - selector: google.area120.tables.v1alpha1.TablesService.ListRows
+    oauth:
+      canonical_scopes: |-
+        https://www.googleapis.com/auth/drive,
+        https://www.googleapis.com/auth/drive.file,
+        https://www.googleapis.com/auth/drive.readonly,
+        https://www.googleapis.com/auth/spreadsheets,
+        https://www.googleapis.com/auth/spreadsheets.readonly
diff --git a/google/area120/tables/v1alpha1/language_gapic.yaml b/google/area120/tables/v1alpha1/language_gapic.yaml
new file mode 100644
index 0000000000..5ea09fbd10
--- /dev/null
+++ b/google/area120/tables/v1alpha1/language_gapic.yaml
@@ -0,0 +1,15 @@
+type: com.google.api.codegen.ConfigProto
+config_schema_version: 2.0.0
+# The settings of generated code in a specific language.
+language_settings:
+  java:
+    package_name: com.google.area120.tables.v1alpha
+  python:
+    package_name: google.area120.tables_v1alpha.gapic
+  go:
+    package_name: cloud.google.com/go/area120/tables/v1alpha1
+  csharp:
+    package_name: Google.Area120.Tables.V1Alpha
+  nodejs:
+    package_name: tables.v1alpha
+    domain_layer_location: google-area120
diff --git a/google/area120/tables/v1alpha1/tables.proto b/google/area120/tables/v1alpha1/tables.proto
new file mode 100644
index 0000000000..fbd83e0f88
--- /dev/null
+++ b/google/area120/tables/v1alpha1/tables.proto
@@ -0,0 +1,336 @@
+// Copyright 2020 Google LLC
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+syntax = "proto3";
+
+package google.area120.tables.v1alpha1;
+
+import "google/api/annotations.proto";
+import "google/api/client.proto";
+import "google/api/field_behavior.proto";
+import "google/api/resource.proto";
+import "google/protobuf/empty.proto";
+import "google/protobuf/field_mask.proto";
+import "google/protobuf/struct.proto";
+
+option go_package = "google.golang.org/genproto/googleapis/area120/tables/v1alpha1;tables";
+option java_multiple_files = true;
+option java_outer_classname = "TablesProto";
+option java_package = "com.google.area120.tables.v1alpha1";
+
+// The Tables Service provides an API for reading and updating tables.
+// It defines the following resource model:
+//
+// - The API has a collection of [Table][google.area120.tables.v1alpha1.Table]
+//   resources, named `tables/*`
+//
+// - Each Table has a collection of [Row][google.area120.tables.v1alpha1.Row]
+//   resources, named `tables/*/rows/*`
+service TablesService {
+  option (google.api.default_host) = "area120tables.googleapis.com";
+  option (google.api.oauth_scopes) =
+      "https://www.googleapis.com/auth/drive,"
+      "https://www.googleapis.com/auth/drive.file,"
+      "https://www.googleapis.com/auth/drive.readonly,"
+      "https://www.googleapis.com/auth/spreadsheets,"
+      "https://www.googleapis.com/auth/spreadsheets.readonly";
+
+  // Gets a table. Returns NOT_FOUND if the table does not exist.
+  rpc GetTable(GetTableRequest) returns (Table) {
+    option (google.api.http) = {
+      get: "/v1alpha1/{name=tables/*}"
+    };
+    option (google.api.method_signature) = "name";
+  }
+
+  // Lists tables for the user.
+  rpc ListTables(ListTablesRequest) returns (ListTablesResponse) {
+    option (google.api.http) = {
+      get: "/v1alpha1/tables"
+    };
+  }
+
+  // Gets a row. Returns NOT_FOUND if the row does not exist in the table.
+  rpc GetRow(GetRowRequest) returns (Row) {
+    option (google.api.http) = {
+      get: "/v1alpha1/{name=tables/*/rows/*}"
+    };
+    option (google.api.method_signature) = "name";
+  }
+
+  // Lists rows in a table. Returns NOT_FOUND if the table does not exist.
+  rpc ListRows(ListRowsRequest) returns (ListRowsResponse) {
+    option (google.api.http) = {
+      get: "/v1alpha1/{parent=tables/*}/rows"
+    };
+    option (google.api.method_signature) = "parent";
+  }
+
+  // Creates a row.
+  rpc CreateRow(CreateRowRequest) returns (Row) {
+    option (google.api.http) = {
+      post: "/v1alpha1/{parent=tables/*}/rows"
+      body: "row"
+    };
+    option (google.api.method_signature) = "parent,row";
+  }
+
+  // Creates multiple rows.
+  rpc BatchCreateRows(BatchCreateRowsRequest) returns (BatchCreateRowsResponse) {
+    option (google.api.http) = {
+      post: "/v1alpha1/{parent=tables/*}/rows:batchCreate"
+      body: "*"
+    };
+  }
+
+  // Updates a row.
+  rpc UpdateRow(UpdateRowRequest) returns (Row) {
+    option (google.api.http) = {
+      patch: "/v1alpha1/{row.name=tables/*/rows/*}"
+      body: "row"
+    };
+    option (google.api.method_signature) = "row,update_mask";
+  }
+
+  // Updates multiple rows.
+  rpc BatchUpdateRows(BatchUpdateRowsRequest) returns (BatchUpdateRowsResponse) {
+    option (google.api.http) = {
+      post: "/v1alpha1/{parent=tables/*}/rows:batchUpdate"
+      body: "*"
+    };
+  }
+
+  // Deletes a row.
+  rpc DeleteRow(DeleteRowRequest) returns (google.protobuf.Empty) {
+    option (google.api.http) = {
+      delete: "/v1alpha1/{name=tables/*/rows/*}"
+    };
+    option (google.api.method_signature) = "name";
+  }
+}
+
+// Request message for TablesService.GetTable.
+message GetTableRequest {
+  // Required. The name of the table to retrieve.
+  // Format: tables/{table}
+  string name = 1 [(google.api.field_behavior) = REQUIRED];
+}
+
+// Request message for TablesService.ListTables.
+message ListTablesRequest {
+  // The maximum number of tables to return. The service may return fewer than
+  // this value.
+  //
+  // If unspecified, at most 20 tables are returned. The maximum value is 100;
+  // values above 100 are coerced to 100.
+  int32 page_size = 1;
+
+  // A page token, received from a previous `ListTables` call.
+  // Provide this to retrieve the subsequent page.
+  //
+  // When paginating, all other parameters provided to `ListTables` must match
+  // the call that provided the page token.
+  string page_token = 2;
+}
+
+// Response message for TablesService.ListTables.
+message ListTablesResponse {
+  // The list of tables.
+  repeated Table tables = 1;
+
+  // A token, which can be sent as `page_token` to retrieve the next page.
+  // If this field is empty, there are no subsequent pages.
+  string next_page_token = 2;
+}
+
+// Request message for TablesService.GetRow.
+message GetRowRequest {
+  // Required. The name of the row to retrieve.
+  // Format: tables/{table}/rows/{row}
+  string name = 1 [(google.api.field_behavior) = REQUIRED];
+
+  // Optional. Column key to use for values in the row.
+  // Defaults to user entered name.
+  View view = 2 [(google.api.field_behavior) = OPTIONAL];
+}
+
+// Request message for TablesService.ListRows.
+message ListRowsRequest {
+  // Required. The parent table.
+  // Format: tables/{table}
+  string parent = 1 [(google.api.field_behavior) = REQUIRED];
+
+  // The maximum number of rows to return. The service may return fewer than
+  // this value.
+  //
+  // If unspecified, at most 50 rows are returned. The maximum value is 1,000;
+  // values above 1,000 are coerced to 1,000.
+  int32 page_size = 2;
+
+  // A page token, received from a previous `ListRows` call.
+  // Provide this to retrieve the subsequent page.
+  //
+  // When paginating, all other parameters provided to `ListRows` must match
+  // the call that provided the page token.
+  string page_token = 3;
+
+  // Optional. Column key to use for values in the row.
+  // Defaults to user entered name.
+  View view = 4 [(google.api.field_behavior) = OPTIONAL];
+}
+
+// Response message for TablesService.ListRows.
+message ListRowsResponse {
+  // The rows from the specified table.
+  repeated Row rows = 1;
+
+  // A token, which can be sent as `page_token` to retrieve the next page.
+  // If this field is empty, there are no subsequent pages.
+  string next_page_token = 2;
+}
+
+// Request message for TablesService.CreateRow.
+message CreateRowRequest {
+  // Required. The parent table where this row will be created.
+  // Format: tables/{table}
+  string parent = 1 [(google.api.field_behavior) = REQUIRED];
+
+  // Required. The row to create.
+  Row row = 2 [(google.api.field_behavior) = REQUIRED];
+
+  // Optional. Column key to use for values in the row.
+  // Defaults to user entered name.
+  View view = 3 [(google.api.field_behavior) = OPTIONAL];
+}
+
+// Request message for TablesService.BatchCreateRows.
+message BatchCreateRowsRequest {
+  // Required. The parent table where the rows will be created.
+  // Format: tables/{table}
+  string parent = 1 [(google.api.field_behavior) = REQUIRED];
+
+  // Required. The request message specifying the rows to create.
+  //
+  // A maximum of 500 rows can be created in a single batch.
+  repeated CreateRowRequest requests = 2 [(google.api.field_behavior) = REQUIRED];
+}
+
+// Response message for TablesService.BatchCreateRows.
+message BatchCreateRowsResponse {
+  // The created rows.
+  repeated Row rows = 1;
+}
+
+// Request message for TablesService.UpdateRow.
+message UpdateRowRequest {
+  // Required. The row to update.
+  Row row = 1 [(google.api.field_behavior) = REQUIRED];
+
+  // The list of fields to update.
+  google.protobuf.FieldMask update_mask = 2;
+
+  // Optional. Column key to use for values in the row.
+  // Defaults to user entered name.
+  View view = 3 [(google.api.field_behavior) = OPTIONAL];
+}
+
+// Request message for TablesService.BatchUpdateRows.
+message BatchUpdateRowsRequest {
+  // Required. The parent table shared by all rows being updated.
+  // Format: tables/{table}
+  string parent = 1 [(google.api.field_behavior) = REQUIRED];
+
+  // Required. The request messages specifying the rows to update.
+  //
+  // A maximum of 500 rows can be modified in a single batch.
+  repeated UpdateRowRequest requests = 2 [(google.api.field_behavior) = REQUIRED];
+}
+
+// Response message for TablesService.BatchUpdateRows.
+message BatchUpdateRowsResponse {
+  // The updated rows.
+  repeated Row rows = 1;
+}
+
+// Request message for TablesService.DeleteRow
+message DeleteRowRequest {
+  // Required. The name of the row to delete.
+  // Format: tables/{table}/rows/{row}
+  string name = 1 [
+    (google.api.field_behavior) = REQUIRED,
+    (google.api.resource_reference) = {
+      type: "area120tables.googleapis.com/Row"
+    }
+  ];
+}
+
+// A single table.
+message Table {
+  option (google.api.resource) = {
+    type: "area120tables.googleapis.com/Table"
+    pattern: "tables/{table}"
+  };
+
+  // The resource name of the table.
+  // Table names have the form `tables/{table}`.
+  string name = 1;
+
+  // The human readable title of the table.
+  string display_name = 2;
+
+  // List of columns in this table.
+  // Order of columns matches the display order.
+  repeated ColumnDescription columns = 3;
+}
+
+// Details on a column in the table.
+message ColumnDescription {
+  // column name
+  string name = 1;
+
+  // Data type of the column
+  // Supported types are number, text, boolean, number_list, text_list,
+  // boolean_list.
+  string data_type = 2;
+
+  // Internal id for a column.
+  string id = 3;
+}
+
+// A single row in a table.
+message Row {
+  option (google.api.resource) = {
+    type: "area120tables.googleapis.com/Row"
+    pattern: "tables/{table}/rows/{row}"
+  };
+
+  // The resource name of the row.
+  // Row names have the form `tables/{table}/rows/{row}`.
+  // The name is ignored when creating a row.
+  string name = 1;
+
+  // The values of the row. This is a map of column key to value.
+  // Key is user entered name(default) or the internal column id based on
+  // the view in the request.
+  map<string, google.protobuf.Value> values = 2;
+}
+
+// Column identifier used for the values in the row.
+enum View {
+  // Defaults to user entered text.
+  VIEW_UNSPECIFIED = 0;
+
+  // Uses internally generated column id to identify values.
+  COLUMN_ID_VIEW = 1;
+}
diff --git a/google/area120/tables/v1alpha1/tables_grpc_service_config.json b/google/area120/tables/v1alpha1/tables_grpc_service_config.json
new file mode 100644
index 0000000000..17fbc5ba3b
--- /dev/null
+++ b/google/area120/tables/v1alpha1/tables_grpc_service_config.json
@@ -0,0 +1,28 @@
+{
+  "methodConfig": [{
+    "name": [{ "service": "google.area120.tables.v1alpha1.TablesService" }],
+    "timeout": "60s",
+    "retryPolicy": {
+      "maxAttempts": 5,
+      "initialBackoff": "1s",
+      "maxBackoff": "10s",
+      "backoffMultiplier": 1.3,
+      "retryableStatusCodes": ["UNAVAILABLE"]
+    }
+  },
+    {
+      "name": [
+        { "service": "google.area120.tables.v1alpha1.TablesService", "method": "ListTables" },
+        { "service": "google.area120.tables.v1alpha1.TablesService", "method": "GetTable" },
+        { "service": "google.area120.tables.v1alpha1.TablesService", "method": "GetRow" },
+        { "service": "google.area120.tables.v1alpha1.TablesService", "method": "ListRows" },
+        { "service": "google.area120.tables.v1alpha1.TablesService", "method": "CreateRow" },
+        { "service": "google.area120.tables.v1alpha1.TablesService", "method": "BatchCreateRows" },
+        { "service": "google.area120.tables.v1alpha1.TablesService", "method": "UpdateRow" },
+        { "service": "google.area120.tables.v1alpha1.TablesService", "method": "BatchUpdateRows" },
+        { "service": "google.area120.tables.v1alpha1.TablesService", "method": "DeleteRow" }
+      ],
+      "timeout": "60s"
+    }]
+}
+