摘要:
SummaryConfiguration Automaitc Undo Management将undo_management设置为auto设置当前的undo tablespaceCreate an UNDO tablespaceProperly size an UND tablespaceObtain undo segment informationlittle demo查看一个事务占用了多少undo block?SQL> create table t2 as select * from all_objects where 1=0;Table created.SQL> select 阅读全文