syntax = "proto3";

package feast.core;

option go_package = "github.com/feast-dev/feast/go/protos/feast/core";

option java_outer_classname = "FeatureServiceProto";

option java_package = "feast.proto.core";

import "google/protobuf/timestamp.proto";

import "feast/core/FeatureViewProjection.proto";

message FeatureService {

// User-specified specifications of this feature service.

FeatureServiceSpec spec = 1;

// System-populated metadata for this feature service.

FeatureServiceMeta meta = 2;

}

message FeatureServiceSpec {

// Name of the Feature Service. Must be unique. Not updated.

string name = 1;

// Name of Feast project that this Feature Service belongs to.

string project = 2;

// Represents a projection that's to be applied on top of the FeatureView.

// Contains data such as the features to use from a FeatureView.

repeated FeatureViewProjection features = 3;

// User defined metadata

map<string,string> tags = 4;

// Description of the feature service.

string description = 5;

// Owner of the feature service.

string owner = 6;

// (optional) if provided logging will be enabled for this feature service.

LoggingConfig logging_config = 7;

}

message FeatureServiceMeta {

// Time where this Feature Service is created

google.protobuf.Timestamp created_timestamp = 1;

// Time where this Feature Service is last updated

google.protobuf.Timestamp last_updated_timestamp = 2;

}

message LoggingConfig {

float sample_rate = 1;

oneof destination {

FileDestination file_destination = 3;

BigQueryDestination bigquery_destination = 4;

RedshiftDestination redshift_destination = 5;

SnowflakeDestination snowflake_destination = 6;

CustomDestination custom_destination = 7;

AthenaDestination athena_destination = 8;

CouchbaseColumnarDestination couchbase_columnar_destination = 9;

}

message FileDestination {

string path = 1;

string s3_endpoint_override = 2;

// column names to use for partitioning

repeated string partition_by = 3;

}

message BigQueryDestination {

// Full table reference in the form of [project:dataset.table]

string table_ref = 1;

}

message RedshiftDestination {

// Destination table name. ClusterId and database will be taken from an offline store config

string table_name = 1;

}

message AthenaDestination {

// Destination table name. data_source and database will be taken from an offline store config

string table_name = 1;

}

message SnowflakeDestination {

// Destination table name. Schema and database will be taken from an offline store config

string table_name = 1;

}

message CustomDestination {

string kind = 1;

map<string, string> config = 2;

}

message CouchbaseColumnarDestination {

// Destination database name

string database = 1;

// Destination scope name

string scope = 2;

// Destination collection name

string collection = 3;

}

}

message FeatureServiceList {

repeated FeatureService featureservices = 1;

}