alter session set db_file_multiblock_read_count=64; 
CREATE  INDEX IDX_MNP_GISP_ATT_CESS_IN_1 ON MNP_GISP_ATT_CESS_IN
(CODICE_RIPROPOSIZIONE)
LOGGING
TABLESPACE TAB_IDX_BIG
PCTFREE    10
INITRANS   2
MAXTRANS   255
STORAGE    (
            INITIAL          32M
            NEXT             10M
            MINEXTENTS       1
            MAXEXTENTS       UNLIMITED
            PCTINCREASE      0
            FREELISTS        1
            FREELIST GROUPS  1
            BUFFER_POOL      DEFAULT
           )
PARALLEL 5;
alter index  MNP.IDX_MNP_GISP_ATT_CESS_IN_1 noparallel;