milvus/internal/proto/internal.proto

syntax = "proto3";
package milvus.proto.internal;
option go_package = "github.com/milvus-io/milvus/internal/proto/internalpb";

import "common.proto";
import "schema.proto";

message GetTimeTickChannelRequest {
}

message GetStatisticsChannelRequest {
}

message GetDdChannelRequest {
}

message NodeInfo {
  common.Address address = 1;
  string role = 2;
}

message InitParams {
  int64 nodeID = 1;
  repeated common.KeyValuePair start_params = 2;
}

message StringList {
  repeated string values = 1;
  common.Status status = 2;
}

message GetStatisticsRequest {
  common.MsgBase base = 1;
  // Not useful for now
  int64 dbID = 2;
  // The collection you want get statistics
  int64 collectionID = 3;
  // The partitions you want get statistics
  repeated int64 partitionIDs = 4;
  // timestamp of the statistics
  uint64 travel_timestamp = 5;
  uint64 guarantee_timestamp = 6;
  uint64 timeout_timestamp = 7;
}

message GetStatisticsResponse {
  common.MsgBase base = 1;
  // Contain error_code and reason
  common.Status status = 2;
  // Collection statistics data. Contain pairs like {"row_count": "1"}
  repeated common.KeyValuePair stats = 3;
}

message CreateAliasRequest {
  common.MsgBase base = 1;
  string db_name = 2;
  string collection_name = 3;
  string alias = 4;
}

message DropAliasRequest {
  common.MsgBase base = 1;
  string db_name = 2;
  string alias = 3;
}

message AlterAliasRequest{
  common.MsgBase base = 1;
  string db_name = 2;
  string collection_name = 3;
  string alias = 4;
}

message CreateIndexRequest {
  common.MsgBase base = 1;
  string db_name = 2;
  string collection_name = 3;
  string field_name = 4;
  int64 dbID = 5;
  int64 collectionID = 6;
  int64 fieldID = 7;
  repeated common.KeyValuePair extra_params = 8;
}

message SearchRequest {
  common.MsgBase base = 1;
  int64 reqID = 2;
  int64 dbID = 3;
  int64 collectionID = 4;
  repeated int64 partitionIDs = 5;
  string dsl = 6;
  // serialized `PlaceholderGroup`
  bytes placeholder_group = 7;
  common.DslType dsl_type = 8;
  bytes serialized_expr_plan = 9;
  repeated int64 output_fields_id = 10;
  uint64 mvcc_timestamp = 11;
  uint64 guarantee_timestamp = 12;
  uint64 timeout_timestamp = 13;
  int64  nq = 14;
  int64  topk = 15;
  string metricType = 16;
  bool ignoreGrowing = 17; // Optional
  string username = 18;
}

message SearchResults {
  common.MsgBase base = 1;
  common.Status status = 2;
  int64 reqID = 3;
  string metric_type = 4;
  int64 num_queries = 5;
  int64 top_k = 6;
  repeated int64 sealed_segmentIDs_searched = 7;
  repeated string channelIDs_searched = 8;
  repeated int64 global_sealed_segmentIDs = 9;
  // schema.SearchResultsData inside
  bytes sliced_blob = 10;
  int64 sliced_num_count = 11;
  int64 sliced_offset = 12;

  // search request cost
  CostAggregation costAggregation = 13;
  map<string, uint64> channels_mvcc = 14;
}

message CostAggregation {
  int64 responseTime = 1;
  int64 serviceTime = 2;
  int64 totalNQ = 3;
}

message RetrieveRequest {
  common.MsgBase base = 1;
  int64 reqID = 2;
  int64 dbID = 3;
  int64 collectionID = 4;
  repeated int64 partitionIDs = 5;
  bytes serialized_expr_plan = 6;
  repeated int64 output_fields_id = 7;
  uint64 mvcc_timestamp = 8;
  uint64 guarantee_timestamp = 9;
  uint64 timeout_timestamp = 10;
  int64 limit = 11; // Optional
  bool ignoreGrowing = 12;
  bool is_count = 13;
  int64 iteration_extension_reduce_rate = 14;
  string username = 15;
  bool reduce_stop_for_best = 16;
}



message RetrieveResults {
  common.MsgBase base = 1;
  common.Status status = 2;
  int64 reqID = 3;
  schema.IDs ids = 4;
  repeated schema.FieldData fields_data = 5;
  repeated int64 sealed_segmentIDs_retrieved = 6;
  repeated string channelIDs_retrieved = 7;
  repeated int64 global_sealed_segmentIDs = 8;

   // query request cost
  CostAggregation costAggregation = 13;
}

message LoadIndex {
  common.MsgBase base = 1;
  int64 segmentID = 2;
  string fieldName = 3;
  int64 fieldID = 4;
  repeated string index_paths = 5;
  repeated common.KeyValuePair index_params = 6;
}

message IndexStats {
  repeated common.KeyValuePair index_params = 1;
  int64 num_related_segments = 2;
}

message FieldStats {
  int64 collectionID = 1;
  int64 fieldID = 2;
  repeated IndexStats index_stats = 3;
}

message SegmentStats {
  int64 segmentID = 1;
  int64 memory_size = 2;
  int64 num_rows = 3;
  bool recently_modified = 4;
}

message ChannelTimeTickMsg {
  common.MsgBase base = 1;
  repeated string channelNames = 2;
  repeated uint64 timestamps = 3;
  uint64 default_timestamp = 4;
}

message CredentialInfo {
  string username = 1;
  // encrypted by bcrypt (for higher security level)
  string encrypted_password = 2;
  string tenant = 3;
  bool is_super = 4;
  // encrypted by sha256 (for good performance in cache mapping)
  string sha256_password = 5;
}

message ListPolicyRequest {
  // Not useful for now
  common.MsgBase base = 1;
}

message ListPolicyResponse {
  // Contain error_code and reason
  common.Status status = 1;
  repeated string policy_infos = 2;
  repeated string user_roles = 3;
}

message ShowConfigurationsRequest {
  common.MsgBase base = 1;
  string pattern = 2;
}

message ShowConfigurationsResponse {
  common.Status status = 1;
  repeated common.KeyValuePair configuations = 2;
}

enum RateType {
  DDLCollection = 0;
  DDLPartition = 1;
  DDLIndex = 2;
  DDLFlush = 3;
  DDLCompaction = 4;
  DMLInsert = 5;
  DMLDelete = 6;
  DMLBulkLoad = 7;
  DQLSearch = 8;
  DQLQuery = 9;
  DMLUpsert = 10;
}

message Rate {
  RateType rt = 1;
  double r = 2;
}