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What is sqlnet.ora ?
This is utilized for the safety of our database, Privileged IP address just capable to access the database.
what are the distinct features of physical and logical database configuration?
- Logical: Database buffer cache, redo log buffer cache, shared pool, large pool
- physical: Datafile, control files, redo log files.
What is Database Writer (DBWR)?
It is responsible for writing data from the database buffer cache into data documents.
What is the objective of gathering statistics?
This helps the optimizer to develop a great implementation plan.
How to review opatch used or not in our Oracle home?
./opatch isinventory 100 GB of database size when using opatch it will take 30 minutes, so 500 GB os database size how much time and it will take to use opatch. Same 30 minutes, we will use the opatch of orae binary-only not for data.
What is an Oracle index?
It is a database object which is used to boost data recovery efficiency.
If the table is fragmented, how would you reconstruct it?
We can explore the chart by modifying the table tablename shift.
What is a listener procedure?
It is a database access network connectivity, application and SQL developer platform. It uses Lietener.ora and Tnsnames.ora data.
What is the difference between PFILE and SPFILE?
- Pfile: This is a data parameter for the textbook, a file for setting initialization parameters for the database.
- Spfile: The binary data file server function file includes all the information required to set the configuration variables of the database. SPFILE allows dynamic modifications without requiring you to reboot an example.
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DATABASE MANAGEMENT COURSE DATABASE MANAGEMENT SYSTEM COURSE A database is an organized collection of data (information) that is organized so that it can be easily accessed, managed, and updated.
The database is structured to facilitate storage, retrieval, modification, and deletion of data with various data-processing operations.
SQL Server is a relational database management system developed by Microsoft.
MySQL and Oracle are the most popular programming languages used by Database Management System.
Relational DatabaseThis database is also known as a structural database in which data is stored as tables in rows and columns.
FUNCTIONS OF DATABASE MANAGEMENT SYSTEMManaging DatabaseUpdating the DataData ModelingProcessing QuerySecurity of DataConcurrency ControlCrash Recovery ADVANTAGES OF DATABASE MANAGEMENT SYSTEMData RedundancyData SharingData ConsistencyData IntegrationData SecurityBackup and Recovery DISADVANTAGES OF DATABASE MANAGEMENT SYSTEM Cost of ImplementationDatabase FailureEffort of Data Transfer AppTechnoServices is the best institute for database management system training in Delhi with most experienced professionals who are working in this field for more than 8 years.
Being an Oracle DBA for more than 18 years, I have seen and worked with no less than six forms and have involvement in different databases like MS-SQL, MySQL, Vertica, Postgres, Redshift, MongoDB, Cassandra, and so forth.
Read More Info On Oracle CourseAs of late, we've been seeing patterns and movement toward dispersed databases because of the inexorably requesting prerequisite of adaptability for web applications, yet I'm not here to discuss those databases and their abilities.Once more, to meet industry prerequisites, Oracle is discharging another element found on the planet disseminated databases (shared-nothing engineering), which has been overwhelmed by numerous different databases lately.
Get More Points on Oracle Certification With all other circulated databases, consistency is the principal issue.
Clients need to trade off on information consistency or set the consistency level to full, realizing that it's costing them execution.
It is completely ACID consistent, as other RDBMSes.That could be a noteworthy leap forward.Upheld Features of Oracle ShardingSocial SchemasDatabase parcelingCorrosive properties and read consistency (exceptionally rich component when contrasted with different databases)SQL and other automatic interfacesComplex information typesOnline pattern changesMulti-center versatilityPropelled securityPressureHigh accessibility highlightsEndeavor scale reinforcement and recuperationSegmentsSharded database (SDB): A solitary sensible Oracle database that is on a level plane apportioned over a pool of physical Oracle Databases (shards) that share no equipment or programming.
Read More Info On Oracle SOA CertificationShards: Independent physical Oracle databases that have a subset of the sharded database SDB (outline).Worldwide administration: Database benefits that give access to information in an SDB and handle usage of general administrations to a circulated administration.Shard index: An Oracle database that underpins mechanized shard arrangement, unified administration of a common database, and multi-shard questions, similar to pioneer hubs and config occasions in MongoDB.Shard chiefs: Network audience members that empower elite association steering dependent on a sharding key.
