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Top 60 PL/SQL Interview Questions & Answers 2023 | Oracle PL/SQL Interview Questions | MindMajix - YouTube - 365 Community

Top 60 PL/SQL Interview Questions & Answers 2023 | Oracle PL/SQL Interview Questions | MindMajix – YouTube

This MindMajix video on PL/SQL Interview Questions and Answers video includes all the frequently asked Interview questions that give you an idea to crack your PL/SQL interview smartly. These Interview questions are curated by experts and will help you to brush up your knowledge in PL/SQL. This video session is designed for both beginners and professionals who want to prepare for a PL/SQL Interview.

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📕 Oracle PL/SQL Interview Questions ➡
https://mindmajix.com/oracle-pl-sql-interview-questions

0:00:00 Introduction to MindMajix
0:01:07 What is the difference between PL/SQL and SQL?
0:03:25 What is SQL and also describe types of SQL statements
0:05:01 What is an alias in SQL statements?
0:06:06 What is Literal? Give an example of where it can be used?
0:06:55 What is the difference between SQL and iSQLPlus?
0:08:28 Define the order of Precedence used in executing SQL statements?
0:10:04 Wat are SQL functions? Describe in brief different types of SQL functions?
0:11:02 Explain the character, number, and date function in detail?
0:12:11 What is a Dual Table?
0:12:37 Explain the Conversion function in detail?
0:13:49 Describe different types of General Function used in SQL?
0:15:28 What is the difference between COUNT (
), COUNT (expression), COUNT (distict expression)?
0:16:05 What is a Sub Query? Describe its Types.
0:17:35 What is the difference between ANY and ALL operators?
0:18:24 What is a MERGE statement?
0:18:44 What is the difference between the “VERIFY” and the “FEEDBACK” Command?
0:19:12 What is the use of Double Ampersand (&&) in SQL Queries? Give an example?
0:20:03 What are joins and how many types of Joins are there?
0:21:07 Explain all Joins used in Oracle?
0:22:41 Explain all Joins used in Oracle 9i and later release?
0:24:45 What is the difference between Entity, Attribute and Tuple?
0:25:22 What is a Transaction? Describe common errors that can occur while executing any Transaction?
0:26:00 What is locking in SQL? Describe its types?
0:26:58 What is the difference between Commit, Rollback, and Savepoint?
0:27:30 What are the advantages of COMMIT and ROLLBACK statements?
0:28:32 Describe naming rules for creating a Table?
0:29:35 What is a DEFAULT option in a Table?
0:30:06 State the difference between USER TABLES and DATA DICTIONARY?
0:30:40 Describe a few Data Types used in SQL?
0:31:50 In what scenario you can modify a column in a table?
0:32:40 Describe a few restrictions on using the “LONG” data type?
0:33:11 What is a SET UNUSED option?
0:33:38 What is the difference between Truncate and Delete?
0:34:42 What is the main difference between CHAR and VARCHAR2?
0:35:27 What are Constraints? How many types of constraints are there?
0:36:19 Describe types of Constraints in brief?
0:38:53 What is the main difference between Unique Key and Primary Key?

🟢 About Oracle PL/SQL Training:

Become an Oracle Database PL/SQL Certified Professional by enrolling into the MindMajix Oracle PL SQL training. Our expert instructors will help you to master PL SQL advanced features, from performance to maintainability to the application code architecture. Our best online classes help you to gain a precise knowledge of PL SQL language, architecture, interactions with the SQL engine, data types, and much more.

🔑 Key Features:

👉 Learn from Industry Experts.
👉 Gain Job-ready Skills.
👉 24/7 Support.
👉 Dedicated Learning Mentors.
👉 Guaranteed Job Interviews.
👉 Real-life Projects.
👉 Get Certified.

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Author: Jaya Sri

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