Production DBAs take over after applications have been created, keeping the server running smoothly, backing it up, and planning for future capacity needs. Network administrators that want to become DBAs get their start by becoming the de facto DBA for backups, restores, and managing the server as an appliance.
Development/Application DBA Career PathDevelopment DBAs are more like cooks: they don't necessarily know anything about Freon, but they know how to whip up a mean dish, and they know what needs to go into the fridge. They decide what food to bring home and put in the chill chest, what should go into the fridge and what should go into the freezer.Development DBAs focus on the creation process, working with programmers and architects to build solutions. Programmers that want to become DBAs usually get a head start on the development role because of their programming experience. They end up doing the development DBA position by default when their team needs database work done.
* Defining the Schema The DBA defines the schema which contains the structure of the data in the application. The DBA determines what data needs to be present in the system ad how this data has to be represented and organized. * Liaising with Users The DBA needs to interact continuously with the users to understand the data in the system and its use. * Defining Security & Integrity Checks The DBA finds about the access restrictions to be defined and defines security checks accordingly. Data Integrity checks are also defined by the DBA. * Defining Backup / Recovery Procedures The DBA also defines procedures for backup and recovery. Defining backup procedures includes specifying what data is to backed up, the periodicity of taking backups and also the medium and storage place for the backup data. * Monitoring Performance The DBA has to continuously monitor the performance of the queries and take measures to optimize all the queries in the application.
The Database Administrator is super-user of the system.The role of the DBA is very important which is defined by the following functions.ØDefining the SchemaThe DBA defines the schema which contains the structure of the data in the application.....http://solvedbcaassignment.blogspot.in/2013/03/2-what-are-roles-and-responsibilities.html
The term SQL alone implies Structured Query Language as per the ANSI standard. Every Database Management System (DBMS) has its own "software" that makes it work. That being said, the term "SQL DBA" alone does not make any sense without mentioning the vendor specific DBMS you are managing. So, an SQL Server DBA is an administrator of Microsoft's SQL Server.
It depends highly on what you would like to do with it. Ask your self some basic questions such as: Is it needed in your current Career or future career. What is the added value of the degree to you current skill set? What is your return on invest? How will the degree be funding? You can also calculate the lost opportunity cost that it will take getting that degree. You must also look at how the degree is fits into your life style (family). A DBA, PHd or doctorates in business discplines can be very valuable if marketed right. But is it worth it is a personal question that takes alot into consideration.
Short answer, from a DBA's point of view - Each person who logs into the database. A DB system is there to provide data to the end user. If users can't get their data the database is useless. "Important", in this case, is an extremely subjective term.
Development database is where you allow your developers to develop their applications and SQL and to test it out. If you lose your development database, you generally just rebuild it. Your production database is where your end-users will be using this system. Production databases contain core data that must be safeguarded and protected. Some companies, such as AMAZON.COM and EBAY.COM uses a production database that must be available 24 hours / 7 days a week. One cannot afford to lose or have their production databases go down for extended periods of time. Generally, the databases should look similar. The code base is developed in your developer database and, at some point, promoted to your production database. Your production database is your controlled environment
5 dba NC 25 is approximately 30 DBA and NR 25 is 35 dbA.
An architect is someone who designs the business rules and physical layout of the database. A DBA maintains the database environment, and depending on the extent of the DBA's skills also does the database programming. In doing so executes the architects vision.
Q1:Identify the basic tasks that performed by the DBA?Assume that the DBA is not interested in running his or her own queries.Is it still necessary for the DBA to understand query optmization?why? Q2:You are given the task of implementing a large database application in anetwork environment. You have the option to choose between any one of the network architectures.
1. DBMS Developers 2. Application Developers 3. DBA 4. End user
Complete and submit the DBA application for the jurisdiction it is to be valid in, then publish it (usually in a newspaper) to verify that it is not already in use, and finally obtain a valid tax ID number (EIN).
About the same as a normal conversation between two people standing three feet apart.
The responsibilities of the DBA and the database designers is to prevent conflict of data between different departments and to ensure the security of the data.
Dba dba dba b a
* Defining the Schema The DBA defines the schema which contains the structure of the data in the application. The DBA determines what data needs to be present in the system ad how this data has to be represented and organized. * Liaising with Users The DBA needs to interact continuously with the users to understand the data in the system and its use. * Defining Security & Integrity Checks The DBA finds about the access restrictions to be defined and defines security checks accordingly. Data Integrity checks are also defined by the DBA. * Defining Backup / Recovery Procedures The DBA also defines procedures for backup and recovery. Defining backup procedures includes specifying what data is to backed up, the periodicity of taking backups and also the medium and storage place for the backup data. * Monitoring Performance The DBA has to continuously monitor the performance of the queries and take measures to optimize all the queries in the application.
Oracle is one of the popular database and DBA (DataBase Administrator) is the person who maintain the database (install oracle software, create,setup,maintain database)
It is impossible to convert dB to dBA. There is only a guess. Scroll down to related links and read "Correlation between sones und phons".