Re: [Firebird-devel] Character set IDs between versions

2020-04-07 Thread Adriano dos Santos Fernandes
On 07/04/2020 12:54, Dimitry Sibiryakov wrote: >   Hello, All. > >   How stable are character set ids, received from > IMessageMetadata::getCharSet()? >   Can I rely that they will be the same in the future Firebird > versions (and thus hardcode numbers for OCTETS, UTF8, etc)? > They were always s

Re: [Firebird-devel] gbak and non-native ODS

2020-04-07 Thread Carlos H. Cantu
LS> Given that system tables are no longer able to be directly LS> manipulated, source SQL can no longer be deleted/removed. I would LS> propose that gbak should no longer backup BLR, only source SQL and LS> have the SQL recompiled on restore. If the recompile failed, the LS> object would be mark

Re: [Firebird-devel] gbak and non-native ODS

2020-04-07 Thread Leyne, Sean
> > Sean, as soon as the database contains new features not supported in > > older versions one can not downgrade ODS version. > > That is not true for all changes. > > > > Restore (by gbak) of such database in a version which does not support > > actually used features is just nonsense. > >

[Firebird-devel] Character set IDs between versions

2020-04-07 Thread Dimitry Sibiryakov
Hello, All. How stable are character set ids, received from IMessageMetadata::getCharSet()? Can I rely that they will be the same in the future Firebird versions (and thus hardcode numbers for OCTETS, UTF8, etc)? -- WBR, SD. Firebird-Devel mailing list, web interface at https://lis

Re: [Firebird-devel] gbak and non-native ODS

2020-04-07 Thread Leyne, Sean
> Sean, as soon as the database contains new features not supported in older > versions one can not downgrade ODS version. That is not true for all changes. > Restore (by gbak) of such database in a version which does not support > actually > used features is just nonsense. Then how do you