Oracle使用并行索引需要注意的问题
时间:2021-07-01 10:21:17
帮助过:3人阅读
SQL> drop table test purge;
SQL> create table test as select * from dba_objects;
SQL> create index ind_t_object_id on test(object_id) parallel 4 ;
SQL> select s.degree
from dba_indexes s
where s.index_name = upper(‘ind_t_object_id‘);
DEGREE
----------------------------------------
4
SQL> alter index ind_t_object_id noparallel;
SQL> select s.degree
from dba_indexes s
where s.index_name = upper(‘ind_t_object_id‘);
DEGREE
----------------------------------------
1
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Oracle使用并行索引需要注意的问题
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