Search results
Results from the WOW.Com Content Network
Oracle provides both graphical user interface (GUI) and command-line (CLI) tools for managing Data Guard configurations. Data Guard supports both physical standby and logical standby sites. Oracle Corporation makes Data Guard available only as a bundled feature included within its "Enterprise Edition" of the Oracle RDBMS. [1]
Fail Fast, scripted as "FAIL_FAST", means that the attempt to cure the failure fails if the first node cannot be reached. On Fail, Try One - Next Available , scripted as "ON_FAIL_TRY_ONE_NEXT_AVAILABLE", means that the system tries one host, the most accessible or available, before giving up.
Oracle 9i addressed this issue: RAC uses a dedicated network connection for communications internal to the cluster. Since all computers/instances in a RAC access the same database, the overall system must guarantee the coordination of data changes on different computers such that whenever a computer queries data, it receives the current version ...
The term "failover", although probably in use by engineers much earlier, can be found in a 1962 declassified NASA report. [2] The term "switchover" can be found in the 1950s [3] when describing '"Hot" and "Cold" Standby Systems', with the current meaning of immediate switchover to a running system (hot) and delayed switchover to a system that needs starting (cold).
Oracle Database 10g Release 2 10.2.0.1 July 2005 [23] 10.2.0.5 April 2010 Real Application Testing, Database Vault, Online Indexing, Advanced Compression, Data Guard Fast-Start Failover, Transparent Data Encryption Oracle Database 10g Release 1 10.1.0.2 2003 10.1.0.5 February 2006
Load balancing can be useful in applications with redundant communications links. For example, a company may have multiple Internet connections ensuring network access if one of the connections fails. A failover arrangement would mean that one link is designated for normal use, while the second link is used only if the primary link fails.
Remote Configuration Group configuration over the network via TCP connection. Supports Most PLCs and Database Systems Support nearly every OPC compliant PLC and ODBC compliant SQL database. Redundancy Supports primary and backup failover modes. [21] SQLTags Proprietary means to "turn any SQL database into a high-performance industrial tag ...
The Oracle Database Appliance (ODA) is a database server appliance made by Oracle Corporation. It was introduced in September 2011 as the mid-market offering in Oracle's family of full-stack , integrated systems the company calls engineered systems . [ 1 ]