syntax = "proto3"; package milvus.proto.schema; option go_package = "github.com/milvus-io/milvus/internal/proto/schemapb"; import "common.proto"; /** * @brief Field data type */ enum DataType { None = 0; Bool = 1; Int8 = 2; Int16 = 3; Int32 = 4; Int64 = 5; Float = 10; Double = 11; String = 20; VarChar = 21; // variable-length strings with a specified maximum length BinaryVector = 100; FloatVector = 101; } /** * @brief Field schema */ message FieldSchema { int64 fieldID = 1; string name = 2; bool is_primary_key = 3; string description = 4; DataType data_type = 5; repeated common.KeyValuePair type_params = 6; repeated common.KeyValuePair index_params = 7; bool autoID = 8; } /** * @brief Collection schema */ message CollectionSchema { string name = 1; string description = 2; bool autoID = 3; // deprecated later, keep compatible with c++ part now repeated FieldSchema fields = 4; } message BoolArray { repeated bool data = 1; } message IntArray { repeated int32 data = 1; } message LongArray { repeated int64 data = 1; } message FloatArray { repeated float data = 1; } message DoubleArray { repeated double data = 1; } // For special fields such as bigdecimal, array... message BytesArray { repeated bytes data = 1; } message StringArray { repeated string data = 1; } message ScalarField { oneof data { BoolArray bool_data = 1; IntArray int_data = 2; LongArray long_data = 3; FloatArray float_data = 4; DoubleArray double_data = 5; StringArray string_data = 6; BytesArray bytes_data = 7; } } message VectorField { int64 dim = 1; oneof data { FloatArray float_vector = 2; bytes binary_vector = 3; } } message FieldData { DataType type = 1; string field_name = 2; oneof field { ScalarField scalars = 3; VectorField vectors = 4; } int64 field_id = 5; } message IDs { oneof id_field { LongArray int_id = 1; StringArray str_id = 2; } } message SearchResultData { int64 num_queries = 1; int64 top_k = 2; repeated FieldData fields_data = 3; repeated float scores = 4; IDs ids = 5; repeated int64 topks = 6; }