Updating suse 9 1 to 9 2
It is not required for minor version upgrades, e.g. Major Postgre SQL releases regularly add new features that often change the layout of the system tables, but the internal data storage format rarely changes.
uses this fact to perform rapid upgrades by creating new system tables and simply reusing the old user data files.
If your file system supports file system snapshots or copy-on-write file copies, you can use that to make a backup of the old cluster and tablespaces, though the snapshot and copies must be created simultaneously or while the database server is down.
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For , the internal data storage format is subject to change, thus complicating upgrades.
The traditional method for moving data to a new major version is to dump and reload the database, though this can be slow. Replication methods are also available, as discussed below.
Then you can use something like: If you see anything in the documentation that is not correct, does not match your experience with the particular feature or requires further clarification, please use this form to report a documentation issue.New major versions also typically introduce some user-visible incompatibilities, so application programming changes might be required.All user-visible changes are listed in the release notes (Appendix E); pay particular attention to the section labeled "Migration".open SUSE Leap 42.2 is the first Leap release to offer a Server Edition, you can see the option during the installation. You can install the server either full-featured textmode installer or graphical installer.Read more about release notes open SUSE Leap 42.2 1) Take backup of your important data before upgrading, If anything goes wrong we can re install freshly and restore the data.
As you may aware of this, since Leap, open SUSE has moved its codebase to SUSE Linux Enterprise (SLE) to offer Enterprise level operating system as FREE, like Debian & Cent OS.