Data Guard
E97100
Data Guard is Oracle's high-availability and disaster recovery solution that maintains synchronized standby databases to protect against data loss and downtime.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Data Guard canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T816841 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Data Guard Context triple: [Oracle Database, supportsFeature, Data Guard]
-
A.
The Essence of Security
"The Essence of Security" is a book by former U.S. Secretary of Defense Robert McNamara that outlines his views on national security, nuclear strategy, and defense policy during the Cold War.
-
B.
Securitate
Securitate was the notorious secret police and intelligence service of communist Romania, known for its extensive surveillance, repression, and control over the population.
-
C.
Guardian Bravo
Guardian Bravo is a Mark-6 Jaeger from the Pacific Rim universe, notable for its twin plasma chainsaws and role in defending humanity against Kaiju threats.
-
D.
Gatekeeper
Gatekeeper is a macOS security feature that helps protect users by allowing only trusted software to run on the system.
-
E.
Duo Security
Duo Security is a cybersecurity company best known for its cloud-based multi-factor authentication and zero-trust access solutions.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Data Guard Target entity description: Data Guard is Oracle's high-availability and disaster recovery solution that maintains synchronized standby databases to protect against data loss and downtime.
-
A.
The Essence of Security
"The Essence of Security" is a book by former U.S. Secretary of Defense Robert McNamara that outlines his views on national security, nuclear strategy, and defense policy during the Cold War.
-
B.
Securitate
Securitate was the notorious secret police and intelligence service of communist Romania, known for its extensive surveillance, repression, and control over the population.
-
C.
Guardian Bravo
Guardian Bravo is a Mark-6 Jaeger from the Pacific Rim universe, notable for its twin plasma chainsaws and role in defending humanity against Kaiju threats.
-
D.
Gatekeeper
Gatekeeper is a macOS security feature that helps protect users by allowing only trusted software to run on the system.
-
E.
Duo Security
Duo Security is a cybersecurity company best known for its cloud-based multi-factor authentication and zero-trust access solutions.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
disaster recovery solution
ⓘ
high-availability solution ⓘ |
| configurationElement |
log apply services
ⓘ
primary database ⓘ redo transport services ⓘ standby database ⓘ |
| Data Guard Broker | management and monitoring framework ⓘ |
| deploymentModel |
cloud
ⓘ
on-premises ⓘ |
| developedBy | Oracle Corporation ⓘ |
| documentationTitle |
Oracle Data Guard Concepts and Administration
ⓘ
linked to:
Oracle Data Guard
|
| ensures | transactional consistency on standby ⓘ |
| goal |
minimize recovery point objective
ⓘ
minimize recovery time objective ⓘ |
| hasComponent |
Data Guard Broker
ⓘ
linked to:
Oracle Data Guard
|
| integratedWith |
Oracle Enterprise Manager
ⓘ
Oracle Real Application Clusters ⓘ
linked to:
Oracle Real Application Clusters (RAC)
|
| maintains | synchronized standby databases ⓘ |
| primaryPurpose |
protect against data loss
ⓘ
protect against downtime ⓘ |
| provides | standby database management ⓘ |
| supports |
logical standby database
ⓘ
offloading backups to standby ⓘ physical standby database ⓘ read-only workload on standby ⓘ snapshot standby database ⓘ |
| supportsFeature |
asynchronous redo transport
ⓘ
automatic gap resolution ⓘ failover ⓘ fast-start failover ⓘ maximum availability mode ⓘ maximum performance mode ⓘ maximum protection mode ⓘ role transitions ⓘ switchover ⓘ synchronous redo transport ⓘ |
| supportsProduct | Oracle Database ⓘ |
| supportsTopology |
cascaded standby
ⓘ
single primary multiple standby ⓘ |
| supportsVersion |
Oracle Database 11g
ⓘ
linked to:
Oracle Database
Oracle Database 12c ⓘ
linked to:
Oracle Database
Oracle Database 18c ⓘ
linked to:
Oracle Database
Oracle Database 19c ⓘ
linked to:
Oracle Database
Oracle Database 21c ⓘ
linked to:
Oracle Database
|
| usedFor |
disaster recovery site automation
ⓘ
planned maintenance with minimal downtime ⓘ unplanned outage recovery ⓘ |
| uses |
SQL apply
ⓘ
redo apply ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Data Guard Description of subject: Data Guard is Oracle's high-availability and disaster recovery solution that maintains synchronized standby databases to protect against data loss and downtime.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.