Le mar. 6 nov. 2018 20:49, Condor <con...@stz-bg.com> a écrit : > On 05-11-2018 10:56, Condor wrote: > > Hello, > > > > I have a database that use index on different table space (nvme). I > > read documentation about table space and understand table space cannot > > be treated as an autonomous collection of data files. > > My question is: Is this always true ? I mean if I have table .. okay > > here is example: > > > > create table t1 ( i integer); > > create index t1_i_idx on t1 using btree (i) tablespace nvme; > > > > In this case only the index is on different table space nvme that is > > not part of data stored into table, I mean if I drop the index, data > > stored in table will still be untouched and not damaged. > > So in this case if I lost table space nvme that is stored into > > different nvme drive, can I insert new one and rebuild all index files > > with reindexdb for example or some other tool like > > mysql/mariadb for example myismcheck or something like that, that can > > rebuild index files when DB sever is offline ? > > > > > > Regards, > > HS > > > Some one can answer ? >
Not sure I really understand your question but to do a reindex, you need the database server to be online. >
