When I trying delete a table, this sentence take a lot of time... please help me. - originally poste

 Dear.
I am trying to erase records from table that has more than one million records, the delete takes a lot of time. Please can you help me optimize like this?

The table that I am trying delete record is the following:

-- Create table
create table DWH_VT_DETALLE_VENTA
(
  ID_ENLACE            VARCHAR2 (9) not null ,
  ID_SUCURSAL          VARCHAR2 (5) not null ,
  ID_FACTURA           VARCHAR2 (16) not null ,
  ID_FECHA_VENTA       DATE not null ,
  ID_ESTADISTICO       VARCHAR2 (9) not null ,
  CHECK_ESTADISTICO    VARCHAR2 (1),
  CANTIDAD             FLOAT ,
  PRECIO_UNITARIO      FLOAT ,
  TOTAL_VENTA          FLOAT ,
  IVA                  FLOAT ,
  BASE_IVA             FLOAT ,
  VALOR_DSCTO          FLOAT ,
  DSCTO_PAGADO         FLOAT ,
  ID_TIPO_TRANSACCION  VARCHAR2 (2),