We have categorized Oracle PL SQL Interview Questions - 2024 (Updated) into 3 levels they are: For Beginners 2) What is SQL and also describe types of SQL statements? SQL stands forStructured Query Language. SQL is a language used to communicate with the server to access, manipulate, and c...
Oracle has the luxury of choice since so many candidates are interested. That’s why, if you apply, you need a solid strategy for answering interview questions for Oracle.
It is basically a command-line tool that allows you to submit SQL queries to the server interactively. We can view the results by running a SELECT query. With SQL*Plus, we can startup and shut down an Oracle Database. Submit PL/SQL blocks for execution to the Oracle Server. Execution ...
If you're searching for Oracle DBA interview questions and answers for experienced professionals, then you are in the right place. There are plenty of opportunities in many organizations in the world. According to industry research, the Oracle DBA is going to develop more than $5 billion by 20...
With bind variable in SQL, oracle can cache queries in a single time in the SQL cache area. This avoids a hard parse each time, which saves on various locking and latching resource we use to check object existence and so on. 24. What is the difference between parameter file and control...
With bind variables in SQL, Oracle can cache related queries a single time in the SQL cache (area). This avoids a hard parse each time, which saves on various locking and latching resources we use to check objects existence and so on. BONUS: For rarely run queries, especially BATCH querie...
Important: The smaller the queue time of a wait event compared to the queue time of the uppermost non-idle event, the less you need to tune this wait event (at least for the global database performance).As of Oracle 10g, you can execute the following queries to determine the most ...
//howtodoinjava.com/java/collections/useful-java-collection-interview-questions/ 11. Difference between sleep and wait? //howtodoinjava.com/2013/03/08/difference-between-sleep-and-wait/ 12. Also asked some sql queries. Practice yourself. ...
I just finished an interview with a friend for a blog post where he was surprised how differently I was Read More AzureOracle June 25, 2021 Kellyn Gorman Going Old School with Optimization Parameters in Oracle 19c I had an interesting opportunity with a complex Oracle environment that exem...
Answer: local indexes areapplied to SQL statements, to define queries on a scale, such as time, etc.,and the global index is useful in queries throughout the records, such asasking for a cell phone number and the like. The total global index can emergethe situation unused need to rebuild...