Content deleted Content added
m →Server-side functionality: switch to .com for Google Books; same content, but more trustworthy top-level ___domain, replaced: https://books.google.co.za/ → https://books.google.com/ |
Tags: Mobile edit Mobile web edit |
||
Line 225:
If the network link connecting primary and standby is over-subscribed, the redo logs are not shipped in chronological order, which can result in large gaps appearing in the available redo at the standby. Such a condition results in the standby being behind the primary.
<ref name="Oracle Database Options"/> This can be overcome, using Oracle’ Active Data Guard Farsync technology.
The same release of Oracle Database Enterprise Edition must be installed on the primary database and all standby databases, except during rolling database upgrades using logical standby databases.
| |||