how can you generate profile of pl/sql applications to identify performance bottlenecks?
Other than making use of the statspack utility, what would you check when you are monitoring or running a health check on an Oracle 8i or 9i database?
What is the default fill factor value? : sql server DBA
Compare and contrast TRUNCATE and DELETE for a table.
SUPPOSE AS A DBA YOU CREATED ONE USER BY DEFAULT HOW MANY PRIVILIZES WILL COME TO USER & WHERE CAN YOU SEE THAT PRIVILIZES.
You have just had to restore from backup and do not have any control files. How would you go about bringing up this database?
How would you extract DDL of a table without using a GUI tool?
Oracle client is not able to connect to Oracle server although tnsnames.ora file has valid enteries. Oracle error message is “ cannot resolve net service name”. Mention any three reasons.
What column differentiates the V$ views to the GV$ views and how?
Provide an example of a shell script which logs into SQLPLUS as SYS, determines the current date, changes the date format to include minutes & seconds, issues a drop table command, displays the date again, and finally exits.
What are the high-availability solutions in sql server and differentiate them briefly? : sql server DBA
Explain the difference between a FUNCTION, PROCEDURE and PACKAGE.
What's the benefit of "dbms_stats" over "analyze"?