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我用 myeclipse 连接 oracle的时候，就会出现下面这个错误，Error while trying to login to database: ORA-00604: error occurred at recursive SQL level 1 ORA-12705: Cannot access NL...

2007-10-27 18:04:00查看学习心得ORA-00904 invalid column name　　ORA-00904: 无效的列名　　Cause The column name entered is either missing or invalid.　　Action Enter a valid column name. A valid colum...

create or replace type spell_code as object(spell varchar2(10),code number);create or replace type t_spellcode is table of spell_code;--返回拼音与代码的对应关系create or replace function f_getSpellcode re...