分析当前用户下所有表的记录总数
保证好用！
begin
dbms_utility.analyze_schema(user,'COMPUTE');
end;
select t.table_name,t.num_rows,t.blocks,t.empty_blocks from user_tawww.cppcns.combles t
保证好用！
begin
dbms_utility.analyze_schema(user,'COMPUTE');
end;
select t.table_name,t.num_rows,t.blocks,t.empty_blocks from user_tawww.cppcns.combles t
