// Copyright 2021 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.cloud.datacatalog.v1;

import "google/api/annotations.proto";
import "google/api/client.proto";
import "google/api/field_behavior.proto";
import "google/api/resource.proto";
import "google/cloud/datacatalog/v1/bigquery.proto";
import "google/cloud/datacatalog/v1/common.proto";
import "google/cloud/datacatalog/v1/data_source.proto";
import "google/cloud/datacatalog/v1/gcs_fileset_spec.proto";
import "google/cloud/datacatalog/v1/schema.proto";
import "google/cloud/datacatalog/v1/search.proto";
import "google/cloud/datacatalog/v1/table_spec.proto";
import "google/cloud/datacatalog/v1/tags.proto";
import "google/cloud/datacatalog/v1/timestamps.proto";
import "google/cloud/datacatalog/v1/usage.proto";
import "google/iam/v1/iam_policy.proto";
import "google/iam/v1/policy.proto";
import "google/protobuf/empty.proto";
import "google/protobuf/field_mask.proto";
import "google/protobuf/timestamp.proto";

option cc_enable_arenas = true;
option csharp_namespace = "Google.Cloud.DataCatalog.V1";
option go_package = "google.golang.org/genproto/googleapis/cloud/datacatalog/v1;datacatalog";
option java_multiple_files = true;
option java_package = "com.google.cloud.datacatalog.v1";
option php_namespace = "Google\\Cloud\\DataCatalog\\V1";
option ruby_package = "Google::Cloud::DataCatalog::V1";
option (google.api.resource_definition) = {
  type: "datacatalog.googleapis.com/TagTemplateFieldEnumValue"
  pattern: "projects/{project}/locations/{location}/tagTemplates/{tag_template}/fields/{tag_template_field_id}/enumValues/{enum_value_display_name}"
};

// Data Catalog API service allows you to discover, understand, and manage
// your data.
service DataCatalog {
  option (google.api.default_host) = "datacatalog.googleapis.com";
  option (google.api.oauth_scopes) = "https://www.googleapis.com/auth/cloud-platform";

  // Searches Data Catalog for multiple resources like entries and tags that
  // match a query.
  //
  // This is a [Custom Method]
  // (https://cloud.google.com/apis/design/custom_methods) that doesn't return
  // all information on a resource, only its ID and high level fields. To get
  // more information, you can subsequently call specific get methods.
  //
  // Note: Data Catalog search queries don't guarantee full recall. Results
  // that match your query might not be returned, even in subsequent
  // result pages. Additionally, returned (and not returned) results can vary
  // if you repeat search queries.
  //
  // For more information, see [Data Catalog search syntax]
  // (https://cloud.google.com/data-catalog/docs/how-to/search-reference).
  rpc SearchCatalog(SearchCatalogRequest) returns (SearchCatalogResponse) {
    option (google.api.http) = {
      post: "/v1/catalog:search"
      body: "*"
    };
    option (google.api.method_signature) = "scope,query";
  }

  // Creates an entry group.
  //
  // An entry group contains logically related entries together with [Cloud
  // Identity and Access Management](/data-catalog/docs/concepts/iam) policies.
  // These policies specify users who can create, edit, and view entries
  // within entry groups.
  //
  // Data Catalog automatically creates entry groups with names that start with
  // the `@` symbol for the following resources:
  //
  // * BigQuery entries (`@bigquery`)
  // * Pub/Sub topics (`@pubsub`)
  // * Dataproc Metastore services (`@dataproc_metastore_{SERVICE_NAME_HASH}`)
  //
  // You can create your own entry groups for Cloud Storage fileset entries
  // and custom entries together with the corresponding IAM policies.
  // User-created entry groups can't contain the `@` symbol, it is reserved
  // for automatically created groups.
  //
  // Entry groups, like entries, can be searched.
  //
  // A maximum of 10,000 entry groups may be created per organization across all
  // locations.
  //
  // You must enable the Data Catalog API in the project identified by
  // the `parent` parameter. For more information, see [Data Catalog resource
  // project](https://cloud.google.com/data-catalog/docs/concepts/resource-project).
  rpc CreateEntryGroup(CreateEntryGroupRequest) returns (EntryGroup) {
    option (google.api.http) = {
      post: "/v1/{parent=projects/*/locations/*}/entryGroups"
      body: "entry_group"
    };
    option (google.api.method_signature) = "parent,entry_group_id,entry_group";
  }

  // Gets an entry group.
  rpc GetEntryGroup(GetEntryGroupRequest) returns (EntryGroup) {
    option (google.api.http) = {
      get: "/v1/{name=projects/*/locations/*/entryGroups/*}"
    };
    option (google.api.method_signature) = "name";
    option (google.api.method_signature) = "name,read_mask";
  }

  // Updates an entry group.
  //
  // You must enable the Data Catalog API in the project identified by
  // the `entry_group.name` parameter. For more information, see [Data Catalog
  // resource
  // project](https://cloud.google.com/data-catalog/docs/concepts/resource-project).
  rpc UpdateEntryGroup(UpdateEntryGroupRequest) returns (EntryGroup) {
    option (google.api.http) = {
      patch: "/v1/{entry_group.name=projects/*/locations/*/entryGroups/*}"
      body: "entry_group"
    };
    option (google.api.method_signature) = "entry_group";
    option (google.api.method_signature) = "entry_group,update_mask";
  }

  // Deletes an entry group.
  //
  // You must enable the Data Catalog API in the project
  // identified by the `name` parameter. For more information, see [Data Catalog
  // resource
  // project](https://cloud.google.com/data-catalog/docs/concepts/resource-project).
  rpc DeleteEntryGroup(DeleteEntryGroupRequest) returns (google.protobuf.Empty) {
    option (google.api.http) = {
      delete: "/v1/{name=projects/*/locations/*/entryGroups/*}"
    };
    option (google.api.method_signature) = "name";
  }

  // Lists entry groups.
  rpc ListEntryGroups(ListEntryGroupsRequest) returns (ListEntryGroupsResponse) {
    option (google.api.http) = {
      get: "/v1/{parent=projects/*/locations/*}/entryGroups"
    };
    option (google.api.method_signature) = "parent";
  }

  // Creates an entry.
  //
  // You can create entries only with 'FILESET', 'CLUSTER', 'DATA_STREAM',
  // or custom types. Data Catalog automatically creates entries with other
  // types during metadata ingestion from integrated systems.
  //
  // You must enable the Data Catalog API in the project identified by
  // the `parent` parameter. For more information, see [Data Catalog resource
  // project](https://cloud.google.com/data-catalog/docs/concepts/resource-project).
  //
  // An entry group can have a maximum of 100,000 entries.
  rpc CreateEntry(CreateEntryRequest) returns (Entry) {
    option (google.api.http) = {
      post: "/v1/{parent=projects/*/locations/*/entryGroups/*}/entries"
      body: "entry"
    };
    option (google.api.method_signature) = "parent,entry_id,entry";
  }

  // Updates an existing entry.
  //
  // You must enable the Data Catalog API in the project identified by
  // the `entry.name` parameter. For more information, see [Data Catalog
  // resource
  // project](https://cloud.google.com/data-catalog/docs/concepts/resource-project).
  rpc UpdateEntry(UpdateEntryRequest) returns (Entry) {
    option (google.api.http) = {
      patch: "/v1/{entry.name=projects/*/locations/*/entryGroups/*/entries/*}"
      body: "entry"
    };
    option (google.api.method_signature) = "entry";
    option (google.api.method_signature) = "entry,update_mask";
  }

  // Deletes an existing entry.
  //
  // You can delete only the entries created by the
  // [CreateEntry][google.cloud.datacatalog.v1.DataCatalog.CreateEntry]
  // method.
  //
  // You must enable the Data Catalog API in the project identified by
  // the `name` parameter. For more information, see [Data Catalog
  // resource
  // project](https://cloud.google.com/data-catalog/docs/concepts/resource-project).
  rpc DeleteEntry(DeleteEntryRequest) returns (google.protobuf.Empty) {
    option (google.api.http) = {
      delete: "/v1/{name=projects/*/locations/*/entryGroups/*/entries/*}"
    };
    option (google.api.method_signature) = "name";
  }

  // Gets an entry.
  rpc GetEntry(GetEntryRequest) returns (Entry) {
    option (google.api.http) = {
      get: "/v1/{name=projects/*/locations/*/entryGroups/*/entries/*}"
    };
    option (google.api.method_signature) = "name";
  }

  // Gets an entry by its target resource name.
  //
  // The resource name comes from the source Google Cloud Platform service.
  rpc LookupEntry(LookupEntryRequest) returns (Entry) {
    option (google.api.http) = {
      get: "/v1/entries:lookup"
    };
  }

  // Lists entries.
  rpc ListEntries(ListEntriesRequest) returns (ListEntriesResponse) {
    option (google.api.http) = {
      get: "/v1/{parent=projects/*/locations/*/entryGroups/*}/entries"
    };
    option (google.api.method_signature) = "parent";
  }

  // Creates a tag template.
  //
  // You must enable the Data Catalog API in the project identified by the
  // `parent` parameter.
  // For more information, see [Data Catalog resource project]
  // (https://cloud.google.com/data-catalog/docs/concepts/resource-project).
  rpc CreateTagTemplate(CreateTagTemplateRequest) returns (TagTemplate) {
    option (google.api.http) = {
      post: "/v1/{parent=projects/*/locations/*}/tagTemplates"
      body: "tag_template"
    };
    option (google.api.method_signature) = "parent,tag_template_id,tag_template";
  }

  // Gets a tag template.
  rpc GetTagTemplate(GetTagTemplateRequest) returns (TagTemplate) {
    option (google.api.http) = {
      get: "/v1/{name=projects/*/locations/*/tagTemplates/*}"
    };
    option (google.api.method_signature) = "name";
  }

  // Updates a tag template.
  //
  // You can't update template fields with this method. These fields are
  // separate resources with their own create, update, and delete methods.
  //
  // You must enable the Data Catalog API in the project identified by
  // the `tag_template.name` parameter. For more information, see [Data Catalog
  // resource
  // project](https://cloud.google.com/data-catalog/docs/concepts/resource-project).
  rpc UpdateTagTemplate(UpdateTagTemplateRequest) returns (TagTemplate) {
    option (google.api.http) = {
      patch: "/v1/{tag_template.name=projects/*/locations/*/tagTemplates/*}"
      body: "tag_template"
    };
    option (google.api.method_signature) = "tag_template";
    option (google.api.method_signature) = "tag_template,update_mask";
  }

  // Deletes a tag template and all tags that use it.
  //
  // You must enable the Data Catalog API in the project identified by
  // the `name` parameter. For more information, see [Data Catalog resource
  // project](https://cloud.google.com/data-catalog/docs/concepts/resource-project).
  rpc DeleteTagTemplate(DeleteTagTemplateRequest) returns (google.protobuf.Empty) {
    option (google.api.http) = {
      delete: "/v1/{name=projects/*/locations/*/tagTemplates/*}"
    };
    option (google.api.method_signature) = "name,force";
  }

  // Creates a field in a tag template.
  //
  // You must enable the Data Catalog API in the project identified by
  // the `parent` parameter. For more information, see [Data Catalog resource
  // project](https://cloud.google.com/data-catalog/docs/concepts/resource-project).
  rpc CreateTagTemplateField(CreateTagTemplateFieldRequest) returns (TagTemplateField) {
    option (google.api.http) = {
      post: "/v1/{parent=projects/*/locations/*/tagTemplates/*}/fields"
      body: "tag_template_field"
    };
    option (google.api.method_signature) = "parent,tag_template_field_id,tag_template_field";
  }

  // Updates a field in a tag template.
  //
  // You can't update the field type with this method.
  //
  // You must enable the Data Catalog API in the project
  // identified by the `name` parameter. For more information, see [Data Catalog
  // resource
  // project](https://cloud.google.com/data-catalog/docs/concepts/resource-project).
  rpc UpdateTagTemplateField(UpdateTagTemplateFieldRequest) returns (TagTemplateField) {
    option (google.api.http) = {
      patch: "/v1/{name=projects/*/locations/*/tagTemplates/*/fields/*}"
      body: "tag_template_field"
    };
    option (google.api.method_signature) = "name,tag_template_field";
    option (google.api.method_signature) = "name,tag_template_field,update_mask";
  }

  // Renames a field in a tag template.
  //
  // You must enable the Data Catalog API in the project identified by the
  // `name` parameter. For more information, see [Data Catalog resource project]
  // (https://cloud.google.com/data-catalog/docs/concepts/resource-project).
  rpc RenameTagTemplateField(RenameTagTemplateFieldRequest) returns (TagTemplateField) {
    option (google.api.http) = {
      post: "/v1/{name=projects/*/locations/*/tagTemplates/*/fields/*}:rename"
      body: "*"
    };
    option (google.api.method_signature) = "name,new_tag_template_field_id";
  }

  // Renames an enum value in a tag template.
  //
  // Within a single enum field, enum values must be unique.
  rpc RenameTagTemplateFieldEnumValue(RenameTagTemplateFieldEnumValueRequest) returns (TagTemplateField) {
    option (google.api.http) = {
      post: "/v1/{name=projects/*/locations/*/tagTemplates/*/fields/*/enumValues/*}:rename"
      body: "*"
    };
    option (google.api.method_signature) = "name,new_enum_value_display_name";
  }

  // Deletes a field in a tag template and all uses of this field from the tags
  // based on this template.
  //
  // You must enable the Data Catalog API in the project identified by
  // the `name` parameter. For more information, see [Data Catalog resource
  // project](https://cloud.google.com/data-catalog/docs/concepts/resource-project).
  rpc DeleteTagTemplateField(DeleteTagTemplateFieldRequest) returns (google.protobuf.Empty) {
    option (google.api.http) = {
      delete: "/v1/{name=projects/*/locations/*/tagTemplates/*/fields/*}"
    };
    option (google.api.method_signature) = "name,force";
  }

  // Creates a tag and assigns it to:
  //
  // * An [Entry][google.cloud.datacatalog.v1.Entry] if the method name is
  //   ``projects.locations.entryGroups.entries.tags.create``.
  // * Or [EntryGroup][google.cloud.datacatalog.v1.EntryGroup]if the method
  //   name is ``projects.locations.entryGroups.tags.create``.
  //
  // Note: The project identified by the `parent` parameter for the [tag]
  // (https://cloud.google.com/data-catalog/docs/reference/rest/v1/projects.locations.entryGroups.entries.tags/create#path-parameters)
  // and the [tag template]
  // (https://cloud.google.com/data-catalog/docs/reference/rest/v1/projects.locations.tagTemplates/create#path-parameters)
  // used to create the tag must be in the same organization.
  rpc CreateTag(CreateTagRequest) returns (Tag) {
    option (google.api.http) = {
      post: "/v1/{parent=projects/*/locations/*/entryGroups/*/entries/*}/tags"
      body: "tag"
      additional_bindings {
        post: "/v1/{parent=projects/*/locations/*/entryGroups/*}/tags"
        body: "tag"
      }
    };
    option (google.api.method_signature) = "parent,tag";
  }

  // Updates an existing tag.
  rpc UpdateTag(UpdateTagRequest) returns (Tag) {
    option (google.api.http) = {
      patch: "/v1/{tag.name=projects/*/locations/*/entryGroups/*/entries/*/tags/*}"
      body: "tag"
      additional_bindings {
        patch: "/v1/{tag.name=projects/*/locations/*/entryGroups/*/tags/*}"
        body: "tag"
      }
    };
    option (google.api.method_signature) = "tag";
    option (google.api.method_signature) = "tag,update_mask";
  }

  // Deletes a tag.
  rpc DeleteTag(DeleteTagRequest) returns (google.protobuf.Empty) {
    option (google.api.http) = {
      delete: "/v1/{name=projects/*/locations/*/entryGroups/*/entries/*/tags/*}"
      additional_bindings {
        delete: "/v1/{name=projects/*/locations/*/entryGroups/*/tags/*}"
      }
    };
    option (google.api.method_signature) = "name";
  }

  // Lists tags assigned to an [Entry][google.cloud.datacatalog.v1.Entry].
  rpc ListTags(ListTagsRequest) returns (ListTagsResponse) {
    option (google.api.http) = {
      get: "/v1/{parent=projects/*/locations/*/entryGroups/*/entries/*}/tags"
      additional_bindings {
        get: "/v1/{parent=projects/*/locations/*/entryGroups/*}/tags"
      }
    };
    option (google.api.method_signature) = "parent";
  }

  // Sets an access control policy for a resource. Replaces any existing
  // policy.
  //
  // Supported resources are:
  //
  // - Tag templates
  // - Entry groups
  //
  // Note: This method sets policies only within Data Catalog and can't be
  // used to manage policies in BigQuery, Pub/Sub, Dataproc Metastore, and any
  // external Google Cloud Platform resources synced with the Data Catalog.
  //
  // To call this method, you must have the following Google IAM permissions:
  //
  // - `datacatalog.tagTemplates.setIamPolicy` to set policies on tag
  //   templates.
  // - `datacatalog.entryGroups.setIamPolicy` to set policies on entry groups.
  rpc SetIamPolicy(google.iam.v1.SetIamPolicyRequest) returns (google.iam.v1.Policy) {
    option (google.api.http) = {
      post: "/v1/{resource=projects/*/locations/*/tagTemplates/*}:setIamPolicy"
      body: "*"
      additional_bindings {
        post: "/v1/{resource=projects/*/locations/*/entryGroups/*}:setIamPolicy"
        body: "*"
      }
    };
    option (google.api.method_signature) = "resource,policy";
  }

  // Gets the access control policy for a resource.
  //
  // May return:
  //
  // * A`NOT_FOUND` error if the resource doesn't exist or you don't have the
  //   permission to view it.
  // * An empty policy if the resource exists but doesn't have a set policy.
  //
  // Supported resources are:
  //
  // - Tag templates
  // - Entry groups
  //
  // Note: This method doesn't get policies from Google Cloud Platform
  // resources ingested into Data Catalog.
  //
  // To call this method, you must have the following Google IAM permissions:
  //
  // - `datacatalog.tagTemplates.getIamPolicy` to get policies on tag
  //   templates.
  // - `datacatalog.entryGroups.getIamPolicy` to get policies on entry groups.
  rpc GetIamPolicy(google.iam.v1.GetIamPolicyRequest) returns (google.iam.v1.Policy) {
    option (google.api.http) = {
      post: "/v1/{resource=projects/*/locations/*/tagTemplates/*}:getIamPolicy"
      body: "*"
      additional_bindings {
        post: "/v1/{resource=projects/*/locations/*/entryGroups/*}:getIamPolicy"
        body: "*"
      }
      additional_bindings {
        post: "/v1/{resource=projects/*/locations/*/entryGroups/*/entries/*}:getIamPolicy"
        body: "*"
      }
    };
    option (google.api.method_signature) = "resource";
  }

  // Gets your permissions on a resource.
  //
  // Returns an empty set of permissions if the resource doesn't exist.
  //
  // Supported resources are:
  //
  // - Tag templates
  // - Entry groups
  //
  // Note: This method gets policies only within Data Catalog and can't be
  // used to get policies from BigQuery, Pub/Sub, Dataproc Metastore, and any
  // external Google Cloud Platform resources ingested into Data Catalog.
  //
  // No Google IAM permissions are required to call this method.
  rpc TestIamPermissions(google.iam.v1.TestIamPermissionsRequest) returns (google.iam.v1.TestIamPermissionsResponse) {
    option (google.api.http) = {
      post: "/v1/{resource=projects/*/locations/*/tagTemplates/*}:testIamPermissions"
      body: "*"
      additional_bindings {
        post: "/v1/{resource=projects/*/locations/*/entryGroups/*}:testIamPermissions"
        body: "*"
      }
      additional_bindings {
        post: "/v1/{resource=projects/*/locations/*/entryGroups/*/entries/*}:testIamPermissions"
        body: "*"
      }
    };
  }
}

// Request message for
// [SearchCatalog][google.cloud.datacatalog.v1.DataCatalog.SearchCatalog].
message SearchCatalogRequest {
  // The criteria that select the subspace used for query matching.
  message Scope {
    // The list of organization IDs to search within.
    //
    // To find your organization ID, follow the steps from
    // [Creating and managing organizations]
    // (/resource-manager/docs/creating-managing-organization).
    repeated string include_org_ids = 2;

    // The list of project IDs to search within.
    //
    // For more information on the distinction between project names, IDs, and
    // numbers, see [Projects](/docs/overview/#projects).
    repeated string include_project_ids = 3;

    // If `true`, include Google Cloud Platform (GCP) public datasets in
    // search results. By default, they are excluded.
    //
    // See [Google Cloud Public Datasets](/public-datasets) for more
    // information.
    bool include_gcp_public_datasets = 7;

    // Optional. The list of locations to search within. If empty, all locations are
    // searched.
    //
    // Returns an error if any location in the list isn't one of the [Supported
    // regions](https://cloud.google.com/data-catalog/docs/concepts/regions#supported_regions).
    //
    // If a location is unreachable, its name is returned in the
    // `SearchCatalogResponse.unreachable` field. To get additional information
    // on the error, repeat the search request and set the location name as the
    // value of this parameter.
    repeated string restricted_locations = 16 [(google.api.field_behavior) = OPTIONAL];

    // Optional. If `true`, include [public tag
    // templates][google.cloud.datacatalog.v1.TagTemplate.is_publicly_readable]
    // in the search results. By default, they are included only if you have
    // explicit permissions on them to view them. For example, if you are the
    // owner.
    //
    // Other scope fields, for example, ``include_org_ids``,
    // still restrict the returned public tag templates and at least one of
    // them is required.
    bool include_public_tag_templates = 19 [(google.api.field_behavior) = OPTIONAL];
  }

  // Required. The scope of this search request.
  //
  // The `scope` is invalid if `include_org_ids`, `include_project_ids` are
  // empty AND `include_gcp_public_datasets` is set to `false`. In this case,
  // the request returns an error.
  Scope scope = 6 [(google.api.field_behavior) = REQUIRED];

  // Optional. The query string with a minimum of 3 characters and specific syntax.
  // For more information, see
  // [Data Catalog search syntax](https://cloud.google.com/data-catalog/docs/how-to/search-reference).
  //
  // An empty query string returns all data assets (in the specified scope)
  // that you have access to.
  //
  // A query string can be a simple `xyz` or qualified by predicates:
  //
  // * `name:x`
  // * `column:y`
  // * `description:z`
  string query = 1 [(google.api.field_behavior) = OPTIONAL];

  // Number of results to return in a single search page.
  //
  // Can't be negative or 0, defaults to 10 in this case.
  // The maximum number is 1000. If exceeded, throws an "invalid argument"
  // exception.
  int32 page_size = 2;

  // Optional. Pagination token that, if specified, returns the next page of search
  // results. If empty, returns the first page.
  //
  // This token is returned in the [SearchCatalogResponse.next_page_token][google.cloud.datacatalog.v1.SearchCatalogResponse.next_page_token]
  // field of the response to a previous
  // [SearchCatalogRequest][google.cloud.datacatalog.v1.DataCatalog.SearchCatalog]
  // call.
  string page_token = 3 [(google.api.field_behavior) = OPTIONAL];

  // Specifies the order of results.
  //
  // Currently supported case-sensitive values are:
  //
  // * `relevance` that can only be descending
  // * `last_modified_timestamp [asc|desc]` with descending (`desc`) as default
  //
  // If this parameter is omitted, it defaults to the descending `relevance`.
  string order_by = 5;
}

// Response message for
// [SearchCatalog][google.cloud.datacatalog.v1.DataCatalog.SearchCatalog].
message SearchCatalogResponse {
  // Search results.
  repeated SearchCatalogResult results = 1;

  // Pagination token that can be used in subsequent calls to retrieve the next
  // page of results.
  string next_page_token = 3;

  // Unreachable locations. Search results don't include data from those
  // locations.
  //
  // To get additional information on an error, repeat the search request and
  // restrict it to specific locations by setting the
  // `SearchCatalogRequest.scope.restricted_locations` parameter.
  repeated string unreachable = 6;
}

// Request message for
// [CreateEntryGroup][google.cloud.datacatalog.v1.DataCatalog.CreateEntryGroup].
message CreateEntryGroupRequest {
  // Required. The names of the project and location that the new entry group belongs to.
  //
  // Note: The entry group itself and its child resources might not be
  // stored in the location specified in its name.
  string parent = 1 [
    (google.api.field_behavior) = REQUIRED,
    (google.api.resource_reference) = {
      child_type: "datacatalog.googleapis.com/EntryGroup"
    }
  ];

  // Required. The ID of the entry group to create.
  //
  // The ID must contain only letters (a-z, A-Z), numbers (0-9),
  // underscores (_), and must start with a letter or underscore.
  // The maximum size is 64 bytes when encoded in UTF-8.
  string entry_group_id = 3 [(google.api.field_behavior) = REQUIRED];

  // The entry group to create. Defaults to empty.
  EntryGroup entry_group = 2;
}

// Request message for
// [UpdateEntryGroup][google.cloud.datacatalog.v1.DataCatalog.UpdateEntryGroup].
message UpdateEntryGroupRequest {
  // Required. Updates for the entry group. The `name` field must be set.
  EntryGroup entry_group = 1 [(google.api.field_behavior) = REQUIRED];

  // Names of fields whose values to overwrite on an entry group.
  //
  // If this parameter is absent or empty, all modifiable fields
  // are overwritten. If such fields are non-required and omitted in the
  // request body, their values are emptied.
  google.protobuf.FieldMask update_mask = 2;
}

// Request message for
// [GetEntryGroup][google.cloud.datacatalog.v1.DataCatalog.GetEntryGroup].
message GetEntryGroupRequest {
  // Required. The name of the entry group to get.
  string name = 1 [
    (google.api.field_behavior) = REQUIRED,
    (google.api.resource_reference) = {
      type: "datacatalog.googleapis.com/EntryGroup"
    }
  ];

  // The fields to return. If empty or omitted, all fields are returned.
  google.protobuf.FieldMask read_mask = 2;
}

// Request message for
// [DeleteEntryGroup][google.cloud.datacatalog.v1.DataCatalog.DeleteEntryGroup].
message DeleteEntryGroupRequest {
  // Required. The name of the entry group to delete.
  string name = 1 [
    (google.api.field_behavior) = REQUIRED,
    (google.api.resource_reference) = {
      type: "datacatalog.googleapis.com/EntryGroup"
    }
  ];

  // Optional. If true, deletes all entries in the entry group.
  bool force = 2 [(google.api.field_behavior) = OPTIONAL];
}

// Request message for
// [ListEntryGroups][google.cloud.datacatalog.v1.DataCatalog.ListEntryGroups].
message ListEntryGroupsRequest {
  // Required. The name of the location that contains the entry groups to list.
  //
  // Can be provided as a URL.
  string parent = 1 [
    (google.api.field_behavior) = REQUIRED,
    (google.api.resource_reference) = {
      type: "datacatalog.googleapis.com/EntryGroup"
    }
  ];

  // Optional. The maximum number of items to return.
  //
  // Default is 10. Maximum limit is 1000.
  // Throws an invalid argument if `page_size` is greater than 1000.
  int32 page_size = 2 [(google.api.field_behavior) = OPTIONAL];

  // Optional. Pagination token that specifies the next page to return.
  // If empty, returns the first page.
  string page_token = 3 [(google.api.field_behavior) = OPTIONAL];
}

// Response message for
// [ListEntryGroups][google.cloud.datacatalog.v1.DataCatalog.ListEntryGroups].
message ListEntryGroupsResponse {
  // Entry group details.
  repeated EntryGroup entry_groups = 1;

  // Pagination token to specify in the next call to retrieve the next page of
  // results. Empty if there are no more items.
  string next_page_token = 2;
}

// Request message for
// [CreateEntry][google.cloud.datacatalog.v1.DataCatalog.CreateEntry].
message CreateEntryRequest {
  // Required. The name of the entry group this entry belongs to.
  //
  // Note: The entry itself and its child resources might not be stored in
  // the location specified in its name.
  string parent = 1 [
    (google.api.field_behavior) = REQUIRED,
    (google.api.resource_reference) = {
      type: "datacatalog.googleapis.com/EntryGroup"
    }
  ];

  // Required. The ID of the entry to create.
  //
  // The ID must contain only letters (a-z, A-Z), numbers (0-9),
  // and underscores (_).
  // The maximum size is 64 bytes when encoded in UTF-8.
  string entry_id = 3 [(google.api.field_behavior) = REQUIRED];

  // Required. The entry to create.
  Entry entry = 2 [(google.api.field_behavior) = REQUIRED];
}

// Request message for
// [UpdateEntry][google.cloud.datacatalog.v1.DataCatalog.UpdateEntry].
message UpdateEntryRequest {
  // Required. Updates for the entry. The `name` field must be set.
  Entry entry = 1 [(google.api.field_behavior) = REQUIRED];

  // Names of fields whose values to overwrite on an entry.
  //
  // If this parameter is absent or empty, all modifiable fields
  // are overwritten. If such fields are non-required and omitted in the
  // request body, their values are emptied.
  //
  // You can modify only the fields listed below.
  //
  // For entries with type `DATA_STREAM`:
  //
  // * `schema`
  //
  // For entries with type `FILESET`:
  //
  // * `schema`
  // * `display_name`
  // * `description`
  // * `gcs_fileset_spec`
  // * `gcs_fileset_spec.file_patterns`
  //
  // For entries with `user_specified_type`:
  //
  // * `schema`
  // * `display_name`
  // * `description`
  // * `user_specified_type`
  // * `user_specified_system`
  // * `linked_resource`
  // * `source_system_timestamps`
  google.protobuf.FieldMask update_mask = 2;
}

// Request message for
// [DeleteEntry][google.cloud.datacatalog.v1.DataCatalog.DeleteEntry].
message DeleteEntryRequest {
  // Required. The name of the entry to delete.
  string name = 1 [
    (google.api.field_behavior) = REQUIRED,
    (google.api.resource_reference) = {
      type: "datacatalog.googleapis.com/Entry"
    }
  ];
}

// Request message for
// [GetEntry][google.cloud.datacatalog.v1.DataCatalog.GetEntry].
message GetEntryRequest {
  // Required. The name of the entry to get.
  string name = 1 [
    (google.api.field_behavior) = REQUIRED,
    (google.api.resource_reference) = {
      type: "datacatalog.googleapis.com/Entry"
    }
  ];
}

// Request message for
// [LookupEntry][google.cloud.datacatalog.v1.DataCatalog.LookupEntry].
message LookupEntryRequest {
  // Required. A full name, SQL name, or a fully qualified name of a
  // Google Cloud Platform resource.
  oneof target_name {
    // The full name of the Google Cloud Platform resource the Data Catalog
    // entry represents. For more information, see [Full Resource Name]
    // (https://cloud.google.com/apis/design/resource_names#full_resource_name).
    //
    // Full names are case-sensitive. For example:
    //
    //  * `//bigquery.googleapis.com/projects/{PROJECT_ID}/datasets/{DATASET_ID}/tables/{TABLE_ID}`
    //  * `//pubsub.googleapis.com/projects/{PROJECT_ID}/topics/{TOPIC_ID}`
    string linked_resource = 1;

    // The SQL name of the entry. SQL names are case-sensitive.
    //
    // Examples:
    //
    // * `pubsub.topic.{PROJECT_ID}.{TOPIC_ID}`
    // * `pubsub.topic.{PROJECT_ID}.`\``{TOPIC.ID.SEPARATED.WITH.DOTS}`\`
    // * `bigquery.table.{PROJECT_ID}.{DATASET_ID}.{TABLE_ID}`
    // * `bigquery.dataset.{PROJECT_ID}.{DATASET_ID}`
    // * `datacatalog.entry.{PROJECT_ID}.{LOCATION_ID}.{ENTRY_GROUP_ID}.{ENTRY_ID}`
    //
    // Identifiers (`*_ID`) should comply with the
    // [Lexical structure in Standard SQL]
    // (https://cloud.google.com/bigquery/docs/reference/standard-sql/lexical).
    string sql_resource = 3;

    // Fully qualified name (FQN) of the resource.
    //
    // FQNs take two forms:
    //
    // * For non-regionalized resources:
    //
    //   `{SYSTEM}:{PROJECT}.{PATH_TO_RESOURCE_SEPARATED_WITH_DOTS}`
    //
    // * For regionalized resources:
    //
    //   `{SYSTEM}:{PROJECT}.{LOCATION_ID}.{PATH_TO_RESOURCE_SEPARATED_WITH_DOTS}`
    //
    // Example for a DPMS table:
    //
    // `dataproc_metastore:{PROJECT_ID}.{LOCATION_ID}.{INSTANCE_ID}.{DATABASE_ID}.{TABLE_ID}`
    string fully_qualified_name = 5;
  }
}

// Entry metadata.
// A Data Catalog entry represents another resource in Google
// Cloud Platform (such as a BigQuery dataset or a Pub/Sub topic) or
// outside of it. You can use the `linked_resource` field
// in the entry resource to refer to the original resource ID of the source
// system.
//
// An entry resource contains resource details, for example, its schema.
// Additionally, you can attach flexible metadata to an entry in the form of a
// [Tag][google.cloud.datacatalog.v1.Tag].
message Entry {
  option (google.api.resource) = {
    type: "datacatalog.googleapis.com/Entry"
    pattern: "projects/{project}/locations/{location}/entryGroups/{entry_group}/entries/{entry}"
  };

  // Output only. The resource name of an entry in URL format.
  //
  // Note: The entry itself and its child resources might not be
  // stored in the location specified in its name.
  string name = 1 [
    (google.api.field_behavior) = OUTPUT_ONLY,
    (google.api.resource_reference) = {
      type: "datacatalog.googleapis.com/EntryGroup"
    }
  ];

  // The resource this metadata entry refers to.
  //
  // For Google Cloud Platform resources, `linked_resource` is the
  // [Full Resource Name]
  // (https://cloud.google.com/apis/design/resource_names#full_resource_name).
  // For example, the `linked_resource` for a table resource from BigQuery is:
  //
  // `//bigquery.googleapis.com/projects/{PROJECT_ID}/datasets/{DATASET_ID}/tables/{TABLE_ID}`
  //
  // Output only when the entry is one of the types in the `EntryType` enum.
  //
  // For entries with a `user_specified_type`, this field is optional and
  // defaults to an empty string.
  //
  // The resource string must contain only letters (a-z, A-Z), numbers (0-9),
  // underscores (_), periods (.), colons (:), slashes (/), dashes (-),
  // and hashes (#).
  // The maximum size is 200 bytes when encoded in UTF-8.
  string linked_resource = 9;

  // Fully qualified name (FQN) of the resource. Set automatically for entries
  // representing resources from synced systems. Settable only during creation
  // and read-only afterwards. Can be used for search and lookup of the entries.
  //
  //
  // FQNs take two forms:
  //
  // * For non-regionalized resources:
  //
  //   `{SYSTEM}:{PROJECT}.{PATH_TO_RESOURCE_SEPARATED_WITH_DOTS}`
  //
  // * For regionalized resources:
  //
  //   `{SYSTEM}:{PROJECT}.{LOCATION_ID}.{PATH_TO_RESOURCE_SEPARATED_WITH_DOTS}`
  //
  // Example for a DPMS table:
  //
  // `dataproc_metastore:{PROJECT_ID}.{LOCATION_ID}.{INSTANCE_ID}.{DATABASE_ID}.{TABLE_ID}`
  string fully_qualified_name = 29;

  // Required. Entry type.
  oneof entry_type {
    // The type of the entry.
    // Only used for entries with types listed in the `EntryType` enum.
    //
    // Currently, only `FILESET` enum value is allowed. All other entries
    // created in Data Catalog must use the `user_specified_type`.
    EntryType type = 2;

    // Custom entry type that doesn't match any of the values allowed for input
    // and listed in the `EntryType` enum.
    //
    // When creating an entry, first check the type values in the enum.
    // If there are no appropriate types for the new entry,
    // provide a custom value, for example, `my_special_type`.
    //
    // The `user_specified_type` string has the following limitations:
    //
    // * Is case insensitive.
    // * Must begin with a letter or underscore.
    // * Can only contain letters, numbers, and underscores.
    // * Must be at least 1 character and at most 64 characters long.
    string user_specified_type = 16;
  }

  // The source system of the entry.
  oneof system {
    // Output only. Indicates the entry's source system that Data Catalog
    // integrates with, such as BigQuery, Pub/Sub, or Dataproc Metastore.
    IntegratedSystem integrated_system = 17 [(google.api.field_behavior) = OUTPUT_ONLY];

    // Indicates the entry's source system that Data Catalog doesn't
    // automatically integrate with.
    //
    // The `user_specified_system` string has the following limitations:
    //
    // * Is case insensitive.
    // * Must begin with a letter or underscore.
    // * Can only contain letters, numbers, and underscores.
    // * Must be at least 1 character and at most 64 characters long.
    string user_specified_system = 18;
  }

  // Type specification.
  oneof type_spec {
    // Specification that applies to a Cloud Storage fileset. Valid only
    // for entries with the `FILESET` type.
    GcsFilesetSpec gcs_fileset_spec = 6;

    // Specification that applies to a BigQuery table. Valid only for
    // entries with the `TABLE` type.
    BigQueryTableSpec bigquery_table_spec = 12;

    // Specification for a group of BigQuery tables with the `[prefix]YYYYMMDD`
    // name pattern.
    //
    // For more information, see [Introduction to partitioned tables]
    // (https://cloud.google.com/bigquery/docs/partitioned-tables#partitioning_versus_sharding).
    BigQueryDateShardedSpec bigquery_date_sharded_spec = 15;
  }

  // Type- and system-specific information. Specifications for types contain
  // fields common to all entries of a given type, and sub-specifications with
  // fields specific to a given source system.
  //
  // When extending the API with new types and systems, use this field instead
  // of the legacy `type_spec`.
  oneof spec {
    // Specification that applies to a table resource. Valid only
    // for entries with the `TABLE` type.
    DatabaseTableSpec database_table_spec = 24;

    // Specification that applies to a data source connection. Valid only
    // for entries with the `DATA_SOURCE_CONNECTION` type.
    DataSourceConnectionSpec data_source_connection_spec = 27;

    // Specification that applies to a user-defined function or procedure. Valid
    // only for entries with the `ROUTINE` type.
    RoutineSpec routine_spec = 28;
  }

  // Display name of an entry.
  //
  // The name must contain only Unicode letters, numbers (0-9), underscores (_),
  // dashes (-), spaces ( ), and can't start or end with spaces.
  // The maximum size is 200 bytes when encoded in UTF-8.
  // Default value is an empty string.
  string display_name = 3;

  // Entry description that can consist of several sentences or paragraphs
  // that describe entry contents.
  //
  // The description must not contain Unicode non-characters as well as C0
  // and C1 control codes except tabs (HT), new lines (LF), carriage returns
  // (CR), and page breaks (FF).
  // The maximum size is 2000 bytes when encoded in UTF-8.
  // Default value is an empty string.
  string description = 4;

  // Schema of the entry. An entry might not have any schema attached to it.
  Schema schema = 5;

  // Timestamps from the underlying resource, not from the Data Catalog
  // entry.
  //
  // Output only when the entry has a type listed in the `EntryType` enum.
  // For entries with `user_specified_type`, this field is optional and defaults
  // to an empty timestamp.
  SystemTimestamps source_system_timestamps = 7;

  // Output only. Resource usage statistics.
  UsageSignal usage_signal = 13 [(google.api.field_behavior) = OUTPUT_ONLY];

  // Cloud labels attached to the entry.
  //
  // In Data Catalog, you can create and modify labels attached only to custom
  // entries. Synced entries have unmodifiable labels that come from the source
  // system.
  map<string, string> labels = 14;

  // Output only. Physical location of the entry.
  DataSource data_source = 20 [(google.api.field_behavior) = OUTPUT_ONLY];
}

// Specification that applies to a table resource. Valid only
// for entries with the `TABLE` type.
message DatabaseTableSpec {
  // Type of the table.
  enum TableType {
    // Default unknown table type.
    TABLE_TYPE_UNSPECIFIED = 0;

    // Native table.
    NATIVE = 1;

    // External table.
    EXTERNAL = 2;
  }

  // Type of this table.
  TableType type = 1;
}

// Specification that applies to a data source connection. Valid only for
// entries with the `DATA_SOURCE_CONNECTION` type.
message DataSourceConnectionSpec {
  // Fields specific to BigQuery connections.
  BigQueryConnectionSpec bigquery_connection_spec = 1;
}

// Specification that applies to a routine. Valid only for
// entries with the `ROUTINE` type.
message RoutineSpec {
  // Input or output argument of a function or stored procedure.
  message Argument {
    // The input or output mode of the argument.
    enum Mode {
      // Unspecified mode.
      MODE_UNSPECIFIED = 0;

      // The argument is input-only.
      IN = 1;

      // The argument is output-only.
      OUT = 2;

      // The argument is both an input and an output.
      INOUT = 3;
    }

    // The name of the argument. A return argument of a function might not have
    // a name.
    string name = 1;

    // Specifies whether the argument is input or output.
    Mode mode = 2;

    // Type of the argument. The exact value depends on the source system and
    // the language.
    string type = 3;
  }

  // The fine-grained type of the routine.
  enum RoutineType {
    // Unspecified type.
    ROUTINE_TYPE_UNSPECIFIED = 0;

    // Non-builtin permanent scalar function.
    SCALAR_FUNCTION = 1;

    // Stored procedure.
    PROCEDURE = 2;
  }

  // The type of the routine.
  RoutineType routine_type = 1;

  // The language the routine is written in. The exact value depends on the
  // source system. For BigQuery routines, possible values are:
  //
  // * `SQL`
  // * `JAVASCRIPT`
  string language = 2;

  // Arguments of the routine.
  repeated Argument routine_arguments = 3;

  // Return type of the argument. The exact value depends on the source system
  // and the language.
  string return_type = 4;

  // The body of the routine.
  string definition_body = 5;

  // Contains fields specific to the source system.
  oneof system_spec {
    // Fields specific for BigQuery routines.
    BigQueryRoutineSpec bigquery_routine_spec = 6;
  }
}

// Entry group metadata.
//
// An `EntryGroup` resource represents a logical grouping of zero or more
// Data Catalog [Entry][google.cloud.datacatalog.v1.Entry] resources.
message EntryGroup {
  option (google.api.resource) = {
    type: "datacatalog.googleapis.com/EntryGroup"
    pattern: "projects/{project}/locations/{location}/entryGroups/{entry_group}"
  };

  // The resource name of the entry group in URL format.
  //
  // Note: The entry group itself and its child resources might not be
  // stored in the location specified in its name.
  string name = 1;

  // A short name to identify the entry group, for example,
  // "analytics data - jan 2011". Default value is an empty string.
  string display_name = 2;

  // Entry group description. Can consist of several sentences or
  // paragraphs that describe the entry group contents.
  // Default value is an empty string.
  string description = 3;

  // Output only. Timestamps of the entry group. Default value is empty.
  SystemTimestamps data_catalog_timestamps = 4 [(google.api.field_behavior) = OUTPUT_ONLY];
}

// Request message for
// [CreateTagTemplate][google.cloud.datacatalog.v1.DataCatalog.CreateTagTemplate].
message CreateTagTemplateRequest {
  // Required. The name of the project and the template location
  // [region](https://cloud.google.com/data-catalog/docs/concepts/regions).
  string parent = 1 [
    (google.api.field_behavior) = REQUIRED,
    (google.api.resource_reference) = {
      child_type: "datacatalog.googleapis.com/TagTemplate"
    }
  ];

  // Required. The ID of the tag template to create.
  //
  // The ID must contain only lowercase letters (a-z), numbers (0-9),
  // or underscores (_), and must start with a letter or underscore.
  // The maximum size is 64 bytes when encoded in UTF-8.
  string tag_template_id = 3 [(google.api.field_behavior) = REQUIRED];

  // Required. The tag template to create.
  TagTemplate tag_template = 2 [(google.api.field_behavior) = REQUIRED];
}

// Request message for
// [GetTagTemplate][google.cloud.datacatalog.v1.DataCatalog.GetTagTemplate].
message GetTagTemplateRequest {
  // Required. The name of the tag template to get.
  string name = 1 [
    (google.api.field_behavior) = REQUIRED,
    (google.api.resource_reference) = {
      type: "datacatalog.googleapis.com/TagTemplate"
    }
  ];
}

// Request message for
// [UpdateTagTemplate][google.cloud.datacatalog.v1.DataCatalog.UpdateTagTemplate].
message UpdateTagTemplateRequest {
  // Required. The template to update. The `name` field must be set.
  TagTemplate tag_template = 1 [(google.api.field_behavior) = REQUIRED];

  // Names of fields whose values to overwrite on a tag template. Currently,
  // only `display_name` can be overwritten.
  //
  // If this parameter is absent or empty, all modifiable fields
  // are overwritten. If such fields are non-required and omitted in the
  // request body, their values are emptied.
  google.protobuf.FieldMask update_mask = 2;
}

// Request message for
// [DeleteTagTemplate][google.cloud.datacatalog.v1.DataCatalog.DeleteTagTemplate].
message DeleteTagTemplateRequest {
  // Required. The name of the tag template to delete.
  string name = 1 [
    (google.api.field_behavior) = REQUIRED,
    (google.api.resource_reference) = {
      type: "datacatalog.googleapis.com/TagTemplate"
    }
  ];

  // Required. If true, deletes all tags that use this template.
  //
  // Currently, `true` is the only supported value.
  bool force = 2 [(google.api.field_behavior) = REQUIRED];
}

// Request message for
// [CreateTag][google.cloud.datacatalog.v1.DataCatalog.CreateTag].
message CreateTagRequest {
  // Required. The name of the resource to attach this tag to.
  //
  // Tags can be attached to entries or entry groups. An entry can have up to
  // 1000 attached tags.
  //
  // Note: The tag and its child resources might not be stored in
  // the location specified in its name.
  string parent = 1 [
    (google.api.field_behavior) = REQUIRED,
    (google.api.resource_reference) = {
      type: "datacatalog.googleapis.com/Tag"
    }
  ];

  // Required. The tag to create.
  Tag tag = 2 [(google.api.field_behavior) = REQUIRED];
}

// Request message for
// [UpdateTag][google.cloud.datacatalog.v1.DataCatalog.UpdateTag].
message UpdateTagRequest {
  // Required. The updated tag. The "name" field must be set.
  Tag tag = 1 [(google.api.field_behavior) = REQUIRED];

  // Names of fields whose values to overwrite on a tag. Currently, a tag has
  // the only modifiable field with the name `fields`.
  //
  // In general, if this parameter is absent or empty, all modifiable fields
  // are overwritten. If such fields are non-required and omitted in the
  // request body, their values are emptied.
  google.protobuf.FieldMask update_mask = 2;
}

// Request message for
// [DeleteTag][google.cloud.datacatalog.v1.DataCatalog.DeleteTag].
message DeleteTagRequest {
  // Required. The name of the tag to delete.
  string name = 1 [
    (google.api.field_behavior) = REQUIRED,
    (google.api.resource_reference) = {
      child_type: "datacatalog.googleapis.com/Tag"
    }
  ];
}

// Request message for
// [CreateTagTemplateField][google.cloud.datacatalog.v1.DataCatalog.CreateTagTemplateField].
message CreateTagTemplateFieldRequest {
  // Required. The name of the project and the template location
  // [region](https://cloud.google.com/data-catalog/docs/concepts/regions).
  string parent = 1 [
    (google.api.field_behavior) = REQUIRED,
    (google.api.resource_reference) = {
      type: "datacatalog.googleapis.com/TagTemplate"
    }
  ];

  // Required. The ID of the tag template field to create.
  //
  // Note: Adding a required field to an existing template is *not* allowed.
  //
  // Field IDs can contain letters (both uppercase and lowercase), numbers
  // (0-9), underscores (_) and dashes (-). Field IDs must be at least 1
  // character long and at most 128 characters long. Field IDs must also be
  // unique within their template.
  string tag_template_field_id = 2 [(google.api.field_behavior) = REQUIRED];

  // Required. The tag template field to create.
  TagTemplateField tag_template_field = 3 [(google.api.field_behavior) = REQUIRED];
}

// Request message for
// [UpdateTagTemplateField][google.cloud.datacatalog.v1.DataCatalog.UpdateTagTemplateField].
message UpdateTagTemplateFieldRequest {
  // Required. The name of the tag template field.
  string name = 1 [
    (google.api.field_behavior) = REQUIRED,
    (google.api.resource_reference) = {
      type: "datacatalog.googleapis.com/TagTemplateField"
    }
  ];

  // Required. The template to update.
  TagTemplateField tag_template_field = 2 [(google.api.field_behavior) = REQUIRED];

  // Optional. Names of fields whose values to overwrite on an individual field of a tag
  // template. The following fields are modifiable:
  //
  // * `display_name`
  // * `type.enum_type`
  // * `is_required`
  //
  // If this parameter is absent or empty, all modifiable fields
  // are overwritten. If such fields are non-required and omitted in the request
  // body, their values are emptied with one exception: when updating an enum
  // type, the provided values are merged with the existing values. Therefore,
  // enum values can only be added, existing enum values cannot be deleted or
  // renamed.
  //
  // Additionally, updating a template field from optional to required is
  // *not* allowed.
  google.protobuf.FieldMask update_mask = 3 [(google.api.field_behavior) = OPTIONAL];
}

// Request message for
// [RenameTagTemplateField][google.cloud.datacatalog.v1.DataCatalog.RenameTagTemplateField].
message RenameTagTemplateFieldRequest {
  // Required. The name of the tag template.
  string name = 1 [
    (google.api.field_behavior) = REQUIRED,
    (google.api.resource_reference) = {
      type: "datacatalog.googleapis.com/TagTemplateField"
    }
  ];

  // Required. The new ID of this tag template field. For example, `my_new_field`.
  string new_tag_template_field_id = 2 [(google.api.field_behavior) = REQUIRED];
}

// Request message for
// [RenameTagTemplateFieldEnumValue][google.cloud.datacatalog.v1.DataCatalog.RenameTagTemplateFieldEnumValue].
message RenameTagTemplateFieldEnumValueRequest {
  // Required. The name of the enum field value.
  string name = 1 [
    (google.api.field_behavior) = REQUIRED,
    (google.api.resource_reference) = {
      type: "datacatalog.googleapis.com/TagTemplateFieldEnumValue"
    }
  ];

  // Required. The new display name of the enum value. For example, `my_new_enum_value`.
  string new_enum_value_display_name = 2 [(google.api.field_behavior) = REQUIRED];
}

// Request message for
// [DeleteTagTemplateField][google.cloud.datacatalog.v1.DataCatalog.DeleteTagTemplateField].
message DeleteTagTemplateFieldRequest {
  // Required. The name of the tag template field to delete.
  string name = 1 [
    (google.api.field_behavior) = REQUIRED,
    (google.api.resource_reference) = {
      type: "datacatalog.googleapis.com/TagTemplateField"
    }
  ];

  // Required. If true, deletes this field from any tags that use it.
  //
  // Currently, `true` is the only supported value.
  bool force = 2 [(google.api.field_behavior) = REQUIRED];
}

// Request message for
// [ListTags][google.cloud.datacatalog.v1.DataCatalog.ListTags].
message ListTagsRequest {
  // Required. The name of the Data Catalog resource to list the tags of.
  //
  // The resource can be an [Entry][google.cloud.datacatalog.v1.Entry]
  // or an [EntryGroup][google.cloud.datacatalog.v1.EntryGroup]
  // (without `/entries/{entries}` at the end).
  string parent = 1 [
    (google.api.field_behavior) = REQUIRED,
    (google.api.resource_reference) = {
      child_type: "datacatalog.googleapis.com/Tag"
    }
  ];

  // The maximum number of tags to return. Default is 10. Maximum limit is 1000.
  int32 page_size = 2;

  // Pagination token that specifies the next page to return. If empty, the
  // first page is returned.
  string page_token = 3;
}

// Response message for
// [ListTags][google.cloud.datacatalog.v1.DataCatalog.ListTags].
message ListTagsResponse {
  // [Tag][google.cloud.datacatalog.v1.Tag] details.
  repeated Tag tags = 1;

  // Pagination token of the next results page. Empty if there are
  // no more items in results.
  string next_page_token = 2;
}

// Request message for
// [ListEntries][google.cloud.datacatalog.v1.DataCatalog.ListEntries].
message ListEntriesRequest {
  // Required. The name of the entry group that contains the entries to list.
  //
  // Can be provided in URL format.
  string parent = 1 [
    (google.api.field_behavior) = REQUIRED,
    (google.api.resource_reference) = {
      type: "datacatalog.googleapis.com/EntryGroup"
    }
  ];

  // The maximum number of items to return. Default is 10. Maximum limit is
  // 1000. Throws an invalid argument if `page_size` is more than 1000.
  int32 page_size = 2;

  // Pagination token that specifies the next page to return. If empty, the
  // first page is returned.
  string page_token = 3;

  // The fields to return for each entry. If empty or omitted, all
  // fields are returned.
  //
  // For example, to return a list of entries with only the `name` field,
  // set `read_mask` to only one path with the `name` value.
  google.protobuf.FieldMask read_mask = 4;
}

// Response message for
// [ListEntries][google.cloud.datacatalog.v1.DataCatalog.ListEntries].
message ListEntriesResponse {
  // Entry details.
  repeated Entry entries = 1;

  // Pagination token of the next results page. Empty if there are no more items
  // in results.
  string next_page_token = 2;
}

// The enum field that lists all the types of entry resources in Data
// Catalog. For example, a BigQuery table entry has the `TABLE` type.
enum EntryType {
  // Default unknown type.
  ENTRY_TYPE_UNSPECIFIED = 0;

  // Output only. The entry type that has a GoogleSQL schema, including
  // logical views.
  TABLE = 2;

  // Output only. The type of models.
  //
  // For more information, see [Supported models in BigQuery ML]
  // (https://cloud.google.com/bigquery-ml/docs/introduction#supported_models_in).
  MODEL = 5;

  // An entry type for streaming entries. For example, a Pub/Sub topic.
  DATA_STREAM = 3;

  // An entry type for a set of files or objects. For example, a
  // Cloud Storage fileset.
  FILESET = 4;

  // A group of servers that work together. For example, a Kafka cluster.
  CLUSTER = 6;

  // A database.
  DATABASE = 7;

  // Output only. Connection to a data source. For example, a BigQuery
  // connection.
  DATA_SOURCE_CONNECTION = 8;

  // Output only. Routine, for example, a BigQuery routine.
  ROUTINE = 9;

  // A service, for example, a Dataproc Metastore service.
  SERVICE = 14;
}