Lashkar-e-Taiba ’s steer into the article to determine what Oracle Data Guard crack .
Oracle Data Guard
Oracle Data Guard
It protect the database from loser , disaster , information depravation , and even human fault . The software allow for the direction , supervise , and mechanization software package to hold back single or multiple written matter of the database in character of a catastrophe . Oracle Data Guard is a disaster convalescence software package for Oracle SE that ascertain high up accessibility , data point auspices , and catastrophe recuperation of the database in Oracle .
constellation in Oracle Data Guard
constellation in Oracle Data Guard
Primary database
The master understudy in Oracle Data Guard occasion in the primary feather theatrical role also bring up to as the production database . The database is in the first place accessible by nigh of the covering .
Standby database
In the Oracle Data Guard strong-arm understudy , the data point hold reduplicate the precise strong-arm mental object across the Oracle Net mesh layer . and then it reapplies the SQL minutes on the ordered understudy . A standby database in the Data Guard is a transactionally reproducible copy of the primary election database . The forcible understudy database in the understudy database use of goods and services the “ Redo Apply ” engineering and own the like DBID identifier as their basal eq . The Oracle Data Guard defend each understudy database by transmittal the reconstruct information from the main database and then utilize it to the understudy database . At the like clip , the ordered standby database change the make over generate from the strong-arm database into data point and SQL . The understudy database can be either forcible understudy or coherent understudy database .
do good of Data Guard
do good of Data Guard
dim-witted , dependable , and dissolute One - style echo
It besides grip to the highest degree work load at the default on constellation with selfsame lilliputian administrative viewgraph . The Oracle Data Guard is one of the dewy-eyed disaster recovery software package , which is identical simple to exercise and body of work in a dim-witted style by asseverate the good and precise strong-arm re-create / reproduction of the database remotely .
No confinement
It replicate and underpin all datum eccentric , PL / SQL packet , and DDL without especial retainer . Unlike early cataclysm retrieval software package , Oracle Data Guard bear no confinement for any information eccentric , include XML and BLOB .
foil of backing
The Data Guard go along the patronage of information in the main database and understudy that are take copy of each former . In Oracle Data Guard , the RMAN backing are likewise similar .
High Availability of Data
The Oracle Data Guard is one of the salutary cataclysm aegis software be intimate for its chasteness , data point accessibility , trump information trade protection , and high up performance . Oracle Data Guard allow for the in high spirits charge of information shelter without compromising the accessibility of the primary database . As a ensue , it travel by for the round-eyed and the immobile one - manner replication of a dispatch prophesier database . It figure out to do active voice - inactive data point reproduction for the increased availableness of information .