Re: Prepared Statements
От | Fernando Nasser |
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Тема | Re: Prepared Statements |
Дата | |
Msg-id | 3F1BF8A4.4020205@redhat.com обсуждение исходный текст |
Ответ на | Re: Prepared Statements (Fernando Nasser <fnasser@redhat.com>) |
Ответы |
Re: Prepared Statements
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Список | pgsql-jdbc |
Dmitry Tkach wrote: > > Two things that stricke me here: > > - no mention of "security" stuff whatsoever. The sole purpose of > PreparedStatement according to this is to "efficiently execute this > statement multipe times", > not "to prevent slq injection attacks" or anything like that; > Because in "real" prepared statements there is no such risk. The risk is the artifact of a bug in our client side simulation of prepared statements (not real prepared statements as per definition). > - it is *explicitly* stated that setObject () should be used for > "arbitrary type conversions"; > Not that arbitrary. There is a table specifying for each java type that the passed object is member of the proper JDBC type for the converted result. Which must be the type of the field you are trying to specify the value for. So it is not that arbitrary. -- Fernando Nasser Red Hat - Toronto E-Mail: fnasser@redhat.com 2323 Yonge Street, Suite #300 Toronto, Ontario M4P 2C9
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