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@@ -0,0 +1,117 @@
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+using BenchmarkDotNet.Attributes;
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+using BenchmarkDotNet.Running;
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+
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+using Vitorm;
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+using Vitorm.Sql;
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+
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+namespace App
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+{
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+
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+ public class VitormBenchmark
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+ {
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+ [Params(10000)]
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+ public int N;
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+
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+ [Params("Data", "Vitorm")]
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+ public string dataType;
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+
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+ [Params(false, true)]
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+ public bool queryJoin;
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+
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+ //[Params(false, true)]
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+ //public bool reduceMember;
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+
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+ [GlobalSetup]
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+ public void Setup()
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+ {
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+ }
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+
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+ [Benchmark]
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+ public void Run()
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+ {
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+ Run(N, dataType, queryJoin);
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+ }
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+
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+
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+ public static void Run(int N, string dataType, bool queryJoin)
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+ {
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+ for (int i = 0; i < N; i++)
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+ {
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+ var query = GetQuery(dataType);
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+ if (queryJoin) QueryJoin(query);
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+ else Query(query);
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+ }
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+ }
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+
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+ static IQueryable<User> GetQuery(string dataType)
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+ {
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+ var connectionString = "data source=sqlite.db;";
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+ return dataType == "Data" ? Data.Query<User>() : new SqlDbContext().UseSqlite(connectionString).AutoDisposeAfterQuery().Query<User>();
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+ }
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+
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+
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+ public static void QueryJoin(IQueryable<User> userSet)
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+ {
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+ var query =
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+ from user in userSet
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+ from father in userSet.Where(father => user.fatherId == father.id).DefaultIfEmpty()
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+ from mother in userSet.Where(mother => user.motherId == mother.id).DefaultIfEmpty()
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+ where user.id > 1
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+ orderby user.id
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+ select new
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+ {
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+ user,
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+ father,
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+ mother,
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+ testId = user.id + 100,
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+ hasFather = father.name != null ? true : false
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+ };
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+
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+ query = query.Skip(1).Take(2);
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+
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+ var sql = query.ToExecuteString();
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+ //var userList = query.ToList();
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+ }
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+
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+ public static void Query(IQueryable<User> userSet)
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+ {
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+ var query1 =
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+ from user in userSet
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+ where user.id > 1
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+ orderby user.id
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+ select user;
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+
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+ var query = query1.Skip(1).Take(2);
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+
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+ var sql = query.ToExecuteString();
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+ //var userList = query.ToList();
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+ }
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+
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+
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+
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+ }
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+
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+ public class Program
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+ {
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+ static void Main(string[] args)
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+ {
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+ var summary = BenchmarkRunner.Run<VitormBenchmark>();
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+ }
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+
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+ }
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+
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+
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+
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+
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+ // Entity Definition
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+ [System.ComponentModel.DataAnnotations.Schema.Table("User")]
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+ public class User
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+ {
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+ [System.ComponentModel.DataAnnotations.Key]
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+ public int id { get; set; }
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+ public string name { get; set; }
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+ public DateTime? birth { get; set; }
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+ public int? fatherId { get; set; }
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+ public int? motherId { get; set; }
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+ }
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+}
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