Re: Sync 2 tables in 2 databases
От | SHARMILA JOTHIRAJAH |
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Тема | Re: Sync 2 tables in 2 databases |
Дата | |
Msg-id | 319507.53810.qm@web110703.mail.gq1.yahoo.com обсуждение исходный текст |
Ответ на | Sync 2 tables in 2 databases (SHARMILA JOTHIRAJAH <sharmi_jo@yahoo.com>) |
Ответы |
Re: Sync 2 tables in 2 databases
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Список | pgsql-general |
> > Hi, > > I have 2 postgres databases with similar structure. I > want to keep some tables in sync in these 2 databases(They > can be synced just once a day). Is there a way to archive > this using function ? > > Something like.... > > > > Select syncTable('foo') > > > > where syncTable is a function that compares table > 'foo' in db1 with table 'foo' in db2 and make > changes(update/insert/delete) to 'foo' in db1 > > You can either truncate it on the destination db every so > often, then > dump / restore the data back into it, drop it and restore > it, write a > simple replication script that looks for missing / > updated rows, or > my suggestion, set up replication with slony and be done > with it. Of > course, you don't mention if you need one or two way > synchronization, > which makes a big difference in how you choose to do > things. > Also, Is there a way to archive this using dbi_link? In Oracle I do this using db_link..is it possible to get this done usingpostgres' dbi_link?
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