摘要:
exp system/manage@oracle9i file=路径 log=路径 owner=(用户) img system/manage@oracle9i file=路径 log=路径 fromuser=(用户) 阅读全文
摘要:
select to_number('$8,000.80','$999,999,999.99') from dual; 8,000.80' 要转换的值 '$999,999,999.99' 格式字符串 阅读全文