Is Oracle DBA and Oracle Apps DBA same?
Answer: There are many differences between an Oracle Apps DBA and a regular Oracle DBA. The job duties of an Oracle Apps DBA include managing the application server software and managing the application layer, while the duties of a regular Oracle DBA include managing the database layer.
What are Oracle queries?
Query is a type of language used in Oracle database to retrieve data from tables, manipulate the data (insert records into the tables present in the database, update the values of column/columns of a particular table and also delete the records of the tables stored in database), also it is popularly known as SQL or …
What does an Oracle Applications DBA do?
The Oracle APPS DBA will be responsible for installation, configuration, upgrading, administrating, monitoring, troubleshooting, cloning, Patching, Backup and restore of Oracle EBS. Would be responsible for reviewing application/databases, identify performance bottlenecks and fixing those.
Can we use SQL in Oracle?
Creating and Executing PL/SQL. Oracle SQL Developer contains extensive PL/SQL editing capabilities.
How do I learn Oracle Apps DBA?
Here is the learning track to becoming an EBS DBA:
- Step 1 – Prior Certification in Oracle 10g Database Administration OCP or Prior Certification in Oracle 11g Database Administration OCP.
- Step 2 – Pass the Oracle E-Business Suite R12: Install, Patch and Maintain Applications Exam.
What is Oracle Core DBA?
Answer: A core DBA is the same as a primary DBA, the DBA who is personally responsible for the functionalty of the database. ‘ The job duties of a core DBA includes: – Schema management. – Table/index management.
How do I start an Oracle query?
To run queries in SQL Developer:
- Click the icon SQL Worksheet.
- If the Select Connection window opens:
- In the SQL Worksheet pane, type a query (a SELECT statement).
- Click the icon Execute Statement.
- Click the tab Results.
- Click the icon Clear.
Is Oracle and MySQL same?
MySQL and Oracle SQL are both RDBMSs (relational database management systems) owned by Oracle Corporation. MySQL is built to be primarily free and open-source, while Oracle is primarily built to be commercial and paid. MySQL is also more customizable than Oracle which is because Oracle is a finished product.
Is it easy to learn Oracle Apps?
Oracle is fundamentally just like SQL Server and every other relational database system. Its database architectural principles are the same and it operates with SQL (Structured Query Language), plus Oracle’s own PL/SQL extensions. It’s relatively easy to learn — as long as you have a good handle on Linux and SQL.
Are there any SQL queries for Oracle Data Dictionary?
This is a list of handy SQL queries to the Oracle database data dictionary. You can also find many more useful queries here. We excluded common Oracle schemas for you to be able to see user objects only, but we don’t guarantee those are all schemas you should exclude.
Why do we use all _ view prefixes in DBA?
We chose to use ALL_ views so not only DBAs can use those scripts. If you are a DBA you will view all objects anyway. If you have DBA role in a database you may replace all_ view prefixes with DBA_. 1. Tables with number of rows and comments
What is the difference between all and DBA views?
ALL_ vs DBA_ views. Oracle has 3 sets of views, varying with prefix and their application: USER_ – include objects owned by the current user only, not suitable in this case. ALL_ – include objects all objects (from all schemas) accessible to the current user. DBA_ – includes all objects, but requires DBA role.
What does one row represent in Oracle Data Dictionary?
One row represents one table column. Data type. For instance, VARCHAR or NUMBER Data type with string length. For instance, VARCHAR (100) or NUMBER Length of the column in bytes. Digits to right of decimal point in a number. Nullable flag. “Y” if column is nullable, “N” if column is not nullable.