/
Insert.cs
181 lines (153 loc) · 7.26 KB
/
Insert.cs
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
using AutoFixture;
using BenchmarkDotNet.Attributes;
using BenchmarkDotNet.Order;
using Dapper;
using SharpJuice.Clickhouse;
using SharpJuice.Clickhouse.Tests.Infrastructure;
namespace Benchmarks;
[MemoryDiagnoser]
[Orderer(SummaryOrderPolicy.FastestToSlowest)]
public class Insert
{
private ClickHouseDatabaseSettings _databaseSettings = null!;
private ClickHouseConnectionFactory _connectionFactory = null!;
private ITableWriter<TestObject> _nestedWriter = null!;
private ITableWriter<TestObject> _plainWriter = null!;
private TestObject _testObject = null!;
[Params(100, 1000, 10000, 30000)]
public int ObjectsCount { get; set; }
[GlobalSetup]
public async Task Setup()
{
var configuration = new ClickHouseConfiguration();
_databaseSettings = configuration.CreateDatabase();
_connectionFactory = new ClickHouseConnectionFactory(_databaseSettings.ConnectionSettings);
var builder = new TableWriterBuilder(_connectionFactory);
_nestedWriter = builder.For<TestObject>("bench_table")
.AddColumn("order_id", a => a.OrderId)
.AddColumn("cart_id", a => a.CartId)
.AddColumn("total_amount", a => a.TotalAmount)
.AddColumn("date", a => a.Date)
.AddNestedColumn("item", x => x.Items, c => c
.AddColumn("id", x => x.Id)
.AddColumn("quantity", x => x.Quantity)
.AddColumn("name", x => x.Name)
.AddColumn("price", x => x.Price))
.AddNestedColumn(x => x.Discounts, c => c
.AddColumn("discount.id", x => x.Id)
.AddColumn("discount.name", x => x.Name)
.AddColumn("discount.value", x => x.Value))
.AddNestedColumn("benefit", x => x.Benefits, c => c
.AddColumn("code", x => x.Code)
.AddColumn("value", x => x.Value))
.Build();
_plainWriter = builder.For<TestObject>("bench_table")
.AddColumn("order_id", a => a.OrderId)
.AddColumn("cart_id", a => a.CartId)
.AddColumn("total_amount", a => a.TotalAmount)
.AddColumn("date", a => a.Date)
.AddColumn("item.id", x => x.Items.Select(x => x.Id).ToArray())
.AddColumn("item.quantity", x => x.Items.Select(x => x.Quantity).ToArray())
.AddColumn("item.name", x => x.Items.Select(x => x.Name).ToArray())
.AddColumn("item.price", x => x.Items.Select(x => x.Price).ToArray())
.AddColumn("discount.id", x => x.Discounts.Select(x => x.Id).ToArray())
.AddColumn("discount.name", x => x.Discounts.Select(x => x.Name).ToArray())
.AddColumn("discount.value", x => x.Discounts.Select(x => x.Value).ToArray())
.AddColumn("benefit.code", x => x.Benefits.Select(x => x.Code).ToArray())
.AddColumn("benefit.value", x => x.Benefits.Select(x => x.Value).ToArray())
.Build();
await using var connection = _databaseSettings.CreateConnection(string.Empty);
await connection.ExecuteAsync(
$"CREATE DATABASE IF NOT EXISTS {_databaseSettings.ConnectionSettings.Database}");
await CreateTable();
var fixture = new Fixture { RepeatCount = 5 };
fixture.Inject(new DateOnly(2022, 9, 14));
_testObject = fixture.Create<TestObject>();
}
[GlobalCleanup]
public void Cleanup()
{
using var connection = _connectionFactory.Create();
connection.Execute($"DROP DATABASE IF EXISTS {_databaseSettings.ConnectionSettings.Database}");
}
[Benchmark]
public Task FlatObject_Writer()
{
var records = Enumerable.Repeat(_testObject, ObjectsCount);
return _plainWriter.Insert(records, CancellationToken.None);
}
[Benchmark]
public Task NestedObject_Writer()
{
var records = Enumerable.Repeat(_testObject, ObjectsCount);
return _nestedWriter.Insert(records, CancellationToken.None);
}
[Benchmark]
public async Task ClickhouseClient_ColumnWriter()
{
var records = Enumerable.Repeat(_testObject, ObjectsCount).ToArray();
const string insertCommand =
"insert into bench_table(order_id, cart_id, total_amount, date, item.id, item.quantity, item.name, item.price, discount.id, discount.name, discount.value, benefit.code, benefit.value) values";
await using var connection = _connectionFactory.Create();
await connection.OpenAsync();
await using var writer = await connection.CreateColumnWriterAsync(insertCommand, CancellationToken.None);
var columns = new Dictionary<string, object?>
{
{ "order_id", records.Select(r => r.OrderId).ToArray() },
{ "cart_id", records.Select(r => r.CartId).ToArray() },
{ "total_amount", records.Select(r => r.TotalAmount).ToArray() },
{ "date", records.Select(r => r.Date).ToArray() },
{ "item.id", records.Select(r => r.Items.Select(i => i.Id).ToArray()).ToArray() },
{ "item.quantity", records.Select(r => r.Items.Select(i => i.Quantity).ToArray()).ToArray() },
{ "item.name", records.Select(r => r.Items.Select(i => i.Name).ToArray()).ToArray() },
{ "item.price", records.Select(r => r.Items.Select(i => i.Price).ToArray()).ToArray() },
{ "discount.id", records.Select(r => r.Discounts.Select(i => i.Id).ToArray()).ToArray() },
{ "discount.name", records.Select(r => r.Discounts.Select(i => i.Name).ToArray()).ToArray() },
{ "discount.value", records.Select(r => r.Discounts.Select(i => i.Value).ToArray()).ToArray() },
{ "benefit.code", records.Select(r => r.Benefits.Select(i => i.Code).ToArray()).ToArray() },
{ "benefit.value", records.Select(r => r.Benefits.Select(i => i.Value).ToArray()).ToArray() }
};
await writer.WriteTableAsync(columns, records.Length, CancellationToken.None);
}
public sealed record TestObject(
long OrderId,
int CartId,
decimal TotalAmount,
DateOnly Date,
Item[] Items,
IEnumerable<Discount> Discounts,
List<Benefit> Benefits);
public readonly record struct Item(int Id, int Quantity, string Name, decimal Price);
public sealed record Discount(int Id, string Name, decimal Value);
public sealed record Benefit(Guid Code, int Value);
private async Task CreateTable()
{
const string createSql = """
CREATE TABLE IF NOT EXISTS bench_table
(
order_id Int64,
cart_id Int32,
total_amount Decimal(18,6),
date Date,
item Nested (
id Int32,
quantity Int32,
name String,
price Decimal(18,6)
),
discount Nested (
id Int32,
name String,
value Decimal(18,6)
),
benefit Nested (
code UUID,
value Int32
)
) ENGINE = MergeTree()
ORDER BY order_id;
""";
await using var connection = _connectionFactory.Create();
await connection.ExecuteAsync(createSql);
}
}