private async void CarregarCamposAsync(string schema, string tabela)
{
DataTable colunas;
Configurador configurador = new Configurador();
Dominio.Configuracao configuracao = configurador.RetornarConfiguracao();
Conexao conexao = new Conexao(configuracao);
string query = string.Format(@" SELECT C.COLUMN_NAME AS COLUNA
FROM INFORMATION_SCHEMA.TABLES T WITH(NOLOCK)
INNER JOIN INFORMATION_SCHEMA.COLUMNS C WITH(NOLOCK) ON T.TABLE_CATALOG = C.TABLE_CATALOG AND
T.TABLE_NAME = C.TABLE_NAME
WHERE T.TABLE_SCHEMA = '{1}' AND C.TABLE_NAME = '{0}'", tabela, schema);
colunas = await conexao.RetornarDadosAsync(query);
dgvColunas.DataSource = colunas;
}