CTAS 使用一

说明：CTAS 于order by子句连接
create table new_customer
 tablespace customer_flip
   storage (initial 500M
            next    50M
            maxextents unlimited)
    parallel(degree 11)           
as select * from customer order by customer_number;

--带提示符的CTAS
create table new_customer
 tablespace customer_flip
   storage (initial 500M
            next    50M
            maxextents unlimited) 
as select /*+ index(customer customer_primary_key_idx)*/ * from customer;
--nologging 方式
create table new_customer
 tablespace customer_flip
   storage (initial 500M
            next    50M
            maxextents unlimited)
   unrecoverable           
as select /*+ index(customer customer_primary_key_idx)*/ * from customer;