我有一个具有MINUS的PLSQL查询。select id from small_table where col ='xxx' select id from large_table; large_table有139070我在执行时会得到ORA-02395: exceeded call limit on IO usage。我尝试过用not in和not exists替换MINUS。我已经读到了关于这个错误的信息,我不能和DBA
如何在plsql块中执行copy from命令?例如,我有copy from test/test@test insert emp using select * from emp;execute immediate 'copy from test/test@test insert emp using select * from emp';
但是,当我执行具有pls