SQL Interview ke Liye Sabse Important Questions
Agar aap SQL interview ki taiyari kar rahe ho, to yeh article aapke liye perfect hai! Yahan humne basic, intermediate, advanced, practical aur behavioral questions ko Hinglish mein cover kiya hai, jo aksar interviews mein puche jaate hain. Chalo shuru karte hain! ✅ Basic SQL Interview Questions SQL Kya Hai? SQL (Structured Query Language) ek programming language hai jo databases se data ko manage aur manipulate karne ke liye use hoti hai. Iska use queries likhne, data retrieve karne, aur database structure ko modify karne ke liye hota hai. SQL Statements ke Different Types Kya Hain? SQL mein 5 main types ke statements hote hain: DDL (Data Definition Language): Table aur schema create, alter, drop karne ke liye (e.g., CREATE, ALTER, DROP). DML (Data Manipulation Language): Data insert, update, delete karne ke liye (e.g., INSERT, UPDATE, DELETE). DCL (Data Control Language): Permissions aur access control ke liye (e.g., GRANT, REVOKE). TCL (Transaction Control Language): Transactions...