Npgsql.Tests.ReaderNewSchemaTests.SameColumnName C# (CSharp) Method

        public void SameColumnName()
        {
            using (var conn = OpenConnection())
            {
                conn.ExecuteNonQuery("CREATE TEMP TABLE data1 (foo INTEGER); CREATE TEMP TABLE data2 (foo INTEGER)");

                using (var cmd = new NpgsqlCommand("SELECT data1.foo,data2.foo FROM data1,data2", conn))
                using (var reader = cmd.ExecuteReader(CommandBehavior.SchemaOnly | CommandBehavior.KeyInfo))
                {
                    var columns = reader.GetColumnSchema();
                    Assert.That(columns[0].ColumnName, Is.EqualTo("foo"));
                    Assert.That(columns[0].BaseTableName, Is.EqualTo("data1"));
                    Assert.That(columns[1].ColumnName, Is.EqualTo("foo"));
                    Assert.That(columns[1].BaseTableName, Is.EqualTo("data2"));
                }
            }
        }