milvus/internal/core/unittest/test_query.cpp
zhenshan.cao fda8d62b38 Fix make error
Signed-off-by: zhenshan.cao <zhenshan.cao@zilliz.com>
2020-11-30 22:14:19 +08:00

395 lines
11 KiB
C++

// Copyright (C) 2019-2020 Zilliz. All rights reserved.
//
// 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
#include <gtest/gtest.h>
#include "query/deprecated/Parser.h"
#include "query/Expr.h"
#include "query/PlanNode.h"
#include "query/generated/ExprVisitor.h"
#include "query/generated/PlanNodeVisitor.h"
#include "test_utils/DataGen.h"
#include "query/generated/ShowPlanNodeVisitor.h"
#include "query/generated/ExecPlanNodeVisitor.h"
#include "query/PlanImpl.h"
#include "segcore/SegmentSmallIndex.h"
#include "pb/schema.pb.h"
using namespace milvus;
using namespace milvus::query;
using namespace milvus::segcore;
TEST(Query, Naive) {
SUCCEED();
using namespace milvus::wtf;
std::string dsl_string = R"(
{
"bool": {
"must": [
{
"term": {
"A": [
1,
2,
5
]
}
},
{
"range": {
"B": {
"GT": 1,
"LT": 100
}
}
},
{
"vector": {
"Vec": {
"metric_type": "L2",
"params": {
"nprobe": 10
},
"query": "$0",
"topk": 10
}
}
}
]
}
})";
}
TEST(Query, ShowExecutor) {
using namespace milvus::query;
using namespace milvus::segcore;
using namespace milvus;
auto node = std::make_unique<FloatVectorANNS>();
auto schema = std::make_shared<Schema>();
schema->AddField("fakevec", DataType::VECTOR_FLOAT, 16);
int64_t num_queries = 100L;
auto raw_data = DataGen(schema, num_queries);
auto& info = node->query_info_;
info.metric_type_ = "L2";
info.topK_ = 20;
info.field_id_ = "fakevec";
node->predicate_ = std::nullopt;
ShowPlanNodeVisitor show_visitor;
PlanNodePtr base(node.release());
auto res = show_visitor.call_child(*base);
auto dup = res;
std::cout << dup.dump(4);
}
TEST(Query, DSL) {
using namespace milvus::query;
using namespace milvus::segcore;
ShowPlanNodeVisitor shower;
std::string dsl_string = R"(
{
"bool": {
"must": [
{
"vector": {
"Vec": {
"metric_type": "L2",
"params": {
"nprobe": 10
},
"query": "$0",
"topk": 10
}
}
}
]
}
})";
auto schema = std::make_shared<Schema>();
schema->AddField("fakevec", DataType::VECTOR_FLOAT, 16);
auto plan = CreatePlan(*schema, dsl_string);
auto res = shower.call_child(*plan->plan_node_);
std::cout << res.dump(4) << std::endl;
std::string dsl_string2 = R"(
{
"bool": {
"vector": {
"Vec": {
"metric_type": "L2",
"params": {
"nprobe": 10
},
"query": "$0",
"topk": 10
}
}
}
})";
auto plan2 = CreatePlan(*schema, dsl_string2);
auto res2 = shower.call_child(*plan2->plan_node_);
std::cout << res2.dump(4) << std::endl;
ASSERT_EQ(res, res2);
}
TEST(Query, ParsePlaceholderGroup) {
namespace ser = milvus::proto::service;
std::string dsl_string = R"(
{
"bool": {
"vector": {
"fakevec": {
"metric_type": "L2",
"params": {
"nprobe": 10
},
"query": "$0",
"topk": 10
}
}
}
})";
auto schema = std::make_shared<Schema>();
schema->AddField("fakevec", DataType::VECTOR_FLOAT, 16);
auto plan = CreatePlan(*schema, dsl_string);
int64_t num_queries = 100000;
int dim = 16;
auto raw_group = CreatePlaceholderGroup(num_queries, dim);
auto blob = raw_group.SerializeAsString();
auto placeholder = ParsePlaceholderGroup(plan.get(), blob);
}
TEST(Query, ExecWithPredicate) {
using namespace milvus::query;
using namespace milvus::segcore;
auto schema = std::make_shared<Schema>();
schema->AddField("fakevec", DataType::VECTOR_FLOAT, 16);
schema->AddField("age", DataType::FLOAT);
std::string dsl = R"({
"bool": {
"must": [
{
"range": {
"age": {
"GE": -1,
"LT": 1
}
}
},
{
"vector": {
"fakevec": {
"metric_type": "L2",
"params": {
"nprobe": 10
},
"query": "$0",
"topk": 5
}
}
}
]
}
})";
int64_t N = 1000 * 1000;
auto dataset = DataGen(schema, N);
auto segment = std::make_unique<SegmentSmallIndex>(schema);
segment->PreInsert(N);
segment->Insert(0, N, dataset.row_ids_.data(), dataset.timestamps_.data(), dataset.raw_);
auto plan = CreatePlan(*schema, dsl);
auto num_queries = 5;
auto ph_group_raw = CreatePlaceholderGroup(num_queries, 16, 1024);
auto ph_group = ParsePlaceholderGroup(plan.get(), ph_group_raw.SerializeAsString());
QueryResult qr;
Timestamp time = 1000000;
std::vector<const PlaceholderGroup*> ph_group_arr = {ph_group.get()};
segment->Search(plan.get(), ph_group_arr.data(), &time, 1, qr);
int topk = 5;
Json json = QueryResultToJson(qr);
auto ref = Json::parse(R"([
[
[
"980486->3.149221",
"318367->3.661235",
"302798->4.553688",
"321424->4.757450",
"565529->5.083780"
],
[
"233390->7.931535",
"238958->8.109344",
"230645->8.439169",
"901939->8.658772",
"380328->8.731251"
],
[
"897246->3.749835",
"750683->3.897577",
"857598->4.230977",
"299009->4.379639",
"440010->4.454046"
],
[
"840855->4.782170",
"709627->5.063170",
"72322->5.166143",
"107142->5.180207",
"948403->5.247065"
],
[
"810401->3.926393",
"46575->4.054171",
"201740->4.274491",
"669040->4.399628",
"231500->4.831223"
]
]
])");
ASSERT_EQ(json, ref);
}
TEST(Query, ExecWihtoutPredicate) {
using namespace milvus::query;
using namespace milvus::segcore;
auto schema = std::make_shared<Schema>();
schema->AddField("fakevec", DataType::VECTOR_FLOAT, 16);
schema->AddField("age", DataType::FLOAT);
std::string dsl = R"({
"bool": {
"must": [
{
"vector": {
"fakevec": {
"metric_type": "L2",
"params": {
"nprobe": 10
},
"query": "$0",
"topk": 5
}
}
}
]
}
})";
int64_t N = 1000 * 1000;
auto dataset = DataGen(schema, N);
auto segment = std::make_unique<SegmentSmallIndex>(schema);
segment->PreInsert(N);
segment->Insert(0, N, dataset.row_ids_.data(), dataset.timestamps_.data(), dataset.raw_);
auto plan = CreatePlan(*schema, dsl);
auto num_queries = 5;
auto ph_group_raw = CreatePlaceholderGroup(num_queries, 16, 1024);
auto ph_group = ParsePlaceholderGroup(plan.get(), ph_group_raw.SerializeAsString());
QueryResult qr;
Timestamp time = 1000000;
std::vector<const PlaceholderGroup*> ph_group_arr = {ph_group.get()};
segment->Search(plan.get(), ph_group_arr.data(), &time, 1, qr);
std::vector<std::vector<std::string>> results;
int topk = 5;
for (int q = 0; q < num_queries; ++q) {
std::vector<std::string> result;
for (int k = 0; k < topk; ++k) {
int index = q * topk + k;
result.emplace_back(std::to_string(qr.result_ids_[index]) + "->" +
std::to_string(qr.result_distances_[index]));
}
results.emplace_back(std::move(result));
}
Json json{results};
std::cout << json.dump(2);
}
TEST(Query, FillSegment) {
namespace pb = milvus::proto;
pb::schema::CollectionSchema proto;
proto.set_name("col");
proto.set_description("asdfhsalkgfhsadg");
proto.set_autoid(true);
{
auto field = proto.add_fields();
field->set_name("fakevec");
field->set_is_primary_key(false);
field->set_description("asdgfsagf");
field->set_data_type(pb::schema::DataType::VECTOR_FLOAT);
auto param = field->add_type_params();
param->set_key("dim");
param->set_value("16");
}
{
auto field = proto.add_fields();
field->set_name("the_key");
field->set_is_primary_key(true);
field->set_description("asdgfsagf");
field->set_data_type(pb::schema::DataType::INT32);
}
auto schema = Schema::ParseFrom(proto);
auto segment = CreateSegment(schema);
int N = 100000;
auto dataset = DataGen(schema, N);
segment->PreInsert(N);
segment->Insert(0, N, dataset.row_ids_.data(), dataset.timestamps_.data(), dataset.raw_);
std::string dsl = R"({
"bool": {
"must": [
{
"vector": {
"fakevec": {
"metric_type": "L2",
"params": {
"nprobe": 10
},
"query": "$0",
"topk": 5
}
}
}
]
}
})";
auto plan = CreatePlan(*schema, dsl);
auto ph_proto = CreatePlaceholderGroup(10, 16, 443);
auto ph = ParsePlaceholderGroup(plan.get(), ph_proto.SerializeAsString());
std::vector<const PlaceholderGroup*> groups = {ph.get()};
std::vector<Timestamp> timestamps = {N * 2UL};
QueryResult result;
segment->Search(plan.get(), groups.data(), timestamps.data(), 1, result);
// TODO: deprecated result_ids_
ASSERT_EQ(result.result_ids_, result.internal_seg_offsets_);
auto topk = 5;
auto num_queries = 10;
result.result_offsets_.resize(topk * num_queries);
segment->FillTargetEntry(plan.get(), result);
auto ans = result.row_data_;
ASSERT_EQ(ans.size(), topk * num_queries);
int64_t std_index = 0;
for (auto& vec : ans) {
ASSERT_EQ(vec.size(), sizeof(int64_t));
int64_t val;
memcpy(&val, vec.data(), sizeof(int64_t));
auto std_val = result.result_ids_[std_index];
ASSERT_EQ(val, std_val);
++std_index;
}
}