syntax = "proto3";

package milvus.proto.schema;
option go_package="github.com/zilliztech/milvus-distributed/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;

    VECTOR_BINARY = 100;
    VECTOR_FLOAT = 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;
}

/**
 * @brief Collection schema
 */
message CollectionSchema {
    string name = 1;
    string description = 2;
    bool autoID = 3;
    repeated FieldSchema fields = 4;
}