*Oracle SQL & PL/SQL Interview Questions & Answers 2026*

Preparing for an Oracle SQL/PLSQL Developer, Technical Lead, or Senior Oracle Developer interview?

In this video, we cover important *Oracle SQL and PL/SQL interview questions* frequently relevant to experienced Oracle developers, including SQL queries, analytical functions, PL/SQL programming, bulk processing, dynamic SQL, and large-volume data processing.

📌 Topics Covered

*Oracle SQL*

DELETE vs TRUNCATE vs DROP
RANK vs DENSE_RANK vs ROW_NUMBER
Find the 3rd highest salary
EXISTS vs IN
WHERE vs HAVING
UNION vs UNION ALL
Self Join
ROWID vs ROWNUM
Analytic Functions
MERGE / UPSERT

*Oracle PL/SQL*

What is PL/SQL?
PL/SQL Block Structure
Procedure vs Function
Packages
Triggers
Mutating Table Error
%TYPE vs %ROWTYPE
Cursor Attributes
Strong vs Weak REF CURSOR

*Advanced PL/SQL & Performance*

BULK COLLECT
FORALL
SAVE EXCEPTIONS
Context Switching
Dynamic SQL
Processing 100 Million Records
Set-Based SQL
Partitioning
Parallel Processing
Error Logging
Restartable Batch Design

🔥 Current Oracle Interview Topics

Analytic Functions
MERGE
Performance Tuning
Execution Plans
BULK COLLECT
FORALL
SAVE EXCEPTIONS
Dynamic SQL
Materialized Views
Oracle to Snowflake Migration
Data Validation
Partitioning
Parallel Processing
Query Optimization

This video is especially useful for **Oracle SQL/PLSQL Developers, Senior Developers, Technical Leads, and professionals preparing for Oracle interviews with 5–12+ years of experience**.

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