/// <summary>
/// 增加
/// </summary>
/// <param name="entity">系统数据</param>
public void Insert(UserModel entity)
{
using (var conn = new Npgsql.NpgsqlConnection(ConnectionString))
{
conn.Insert(entity);
}
}
protected int?Insert <TEntity>(TEntity entity, IDbTransaction transaction = null, int?commandTimeout = null) where TEntity : class
{
using (IDbConnection connection = new Npgsql.NpgsqlConnection(this.connectionString))
{
try
{
connection.Open();
return((int?)connection.Insert(entity, transaction, commandTimeout));
}
catch (Exception exc)
{
Console.WriteLine(exc.Message);
throw exc;
}
}
}
public void PgSql()
{
PgSqlCommandExecutor.Configure();
using (var connection = new Npgsql.NpgsqlConnection("host=localhost;username=postgres;password=Norther;database=Test"))
{
connection.Open();
using (var transaction = connection.BeginTransaction())
{
var testData = new TestTable() {
Foo = "Foo",
Name = "Hello",
TheDate = DateTime.Now
};
TestTable result;
using (Time(elapsed => Console.WriteLine("Insert : " + elapsed)))
{
result = connection.Insert(testData, transaction);
}
Console.WriteLine("Database generated UID : " + result.TheSecondId);
List<TestTable> bulkResult;
using (Time(elapsed => Console.WriteLine("Bulk insert : " + elapsed)))
{
bulkResult = connection.Insert(Enumerable.Range(0, 100).Select(i => new TestTable() { Name = i.ToString() }), transaction).ToList();
Assert.AreEqual(100, bulkResult.Count());
}
using (Time(elapsed => Console.WriteLine("Bulk update : " + elapsed)))
{
bulkResult = connection.Update(
bulkResult.Select(item => item.SetProperties(new TestTable() { Name = item.Name + " strongly typed mutation" })),
transaction).ToList();
}
using (Time(elapsed => Console.WriteLine("Update : " + elapsed)))
{
var newDate = DateTime.Now.AddYears(-50);
var update = connection.Update(
result.SetProperties(
new { TheDate = newDate }
),
transaction
);
Assert.AreEqual(newDate.Year, update.TheDate.Year);
}
using (Time(elapsed => Console.WriteLine("FindById : " + elapsed)))
{
Assert.IsNotNull(connection.FindById<TestTable>(new { result.Id, result.TheSecondId }, transaction));
}
transaction.Commit();
}
}
}