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declare cursor myCursor is select * from ±íÃû;
myRow myCursor%rowtype;
begin
open myCursor;
loop
fetch myCursor into myRow;
exit when myCursor%notfound;
--ÒªÖ´ÐеÄSQLÓï¾ä
end loop;
end;
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select sysdate,add_months(sysdate,12) from dual; --¼Ó1Äê
select sysdate,add_months(sysdate,1) from dual; --¼Ó1ÔÂ
select sysdate,to_char(sysdate+7,'yyyy-mm-dd HH24:MI:SS') from dual; ......
String sql = "select t.FILE_INFO from T_FILE_DB_DETAIL t where t.id= "
+ fileDBUpDownDetail.getId() + " for update";
rs = stmt.executeQuery(sql);
if (rs.next()) {
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ÀàÐÍÒ»°ãÓ¦¸ÃÓÃmediumblod,
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mediumblodÊÇ24´Î·½,
Ò»°ãÀ´Ëµ¹»ÓÃÁË.longblobÊÇ32´Î·½ÓÐЩ´ó.
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ÐÞ¸Ämax_allowed_packet,net_buffer_lengthµÈ¼¸¸ö²ÎÊý,»òÖ±½ÓSET GLOBAL varName=value.
linux°æ± ......
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