On 08/29/14 12:58, Dimitry Sibiryakov wrote: > 29.08.2014 10:47, Alex Peshkoff wrote: >> I'm afraid you did not understand what Carlos suggests - he only wants >> to be able to set source field to null like it was possible since fb1 >> times (sooner of all in interbase too). Certainly that's not a method of >> protecting, but I see no ways how can it cause unexpected NULL result in >> old app-s - such technique is in use for a long time. > You are right. But does it really worth returning of writable system > tables or a > different solution exists?.. Encrypting of sources won't work.
Why? If decrypt key is present only at developer's server - it's not bad solution. > Returning of NULL/exception > to anybody except owner/admins won't work. Definitely. > The only way I see - to implement ALTER > PROCEDURE ERASE SOURCES or something like that. This will work. ------------------------------------------------------------------------------ Slashdot TV. Video for Nerds. Stuff that matters. http://tv.slashdot.org/ Firebird-Devel mailing list, web interface at https://lists.sourceforge.net/lists/listinfo/firebird-devel