SQL JOINS Explained with Examples (Hindi) | INNER JOIN vs LEFT JOIN | DBMS | BinaryBaaten
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SQL JOINS Explained with Examples (Hindi) | INNER JOIN vs LEFT JOIN | DBMS | BinaryBaaten
9 просмотров · 2 нед. назад
BinaryBaaten
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9 просмотров · 2 нед. назад
SQL Joins kya hote hain? INNER JOIN aur LEFT JOIN kaise kaam karte hain?
Is video mein hum SQL JOINs ko simple Hindi + English mein real examples ke saath samjhenge.
Agar aap SQL, DBMS, Database Management System, Backend Development ya SQL Interview Preparation kar rahe hain, toh INNER JOIN aur LEFT JOIN ko samajhna bahut important hai.
🔥 Is Video Mein Aap Seekhenge:
SQL JOIN kya hota hai?
SQL JOIN ki zarurat kyun padti hai?
INNER JOIN in SQL
LEFT JOIN in SQL
INNER JOIN vs LEFT JOIN
SQL ON clause kya karta hai?
Matching records kaise find hote hain?
LEFT JOIN mein NULL kyun aata hai?
Left table kya hoti hai?
SQL JOIN examples with tables
Real-world SQL JOIN example
SQL JOIN interview questions & concepts
💻 Example SQL Query
SELECT Students.Name, Enrollment.CourseID
FROM Students
INNER JOIN Enrollment
ON Students.RollNo = Enrollment.RollNo;
INNER JOIN vs LEFT JOIN
INNER JOIN:
Sirf wahi records return karta hai jinka match dono tables mein milta hai.
LEFT JOIN:
Left table ke saare records return karta hai, chahe right table mein matching record ho ya na ho.
🎯 SQL Interview Preparation
INNER JOIN vs LEFT JOIN SQL interviews mein ek very common concept hai. Is video mein concept ko ratne ke bajay example ke through samjhaya gaya hai, taaki aap interview mein confidently explain kar sako.
🧠 Today's Challenge
Agar query ho:
FROM Enrollment
LEFT JOIN Students
ON Enrollment.RollNo = Students.RollNo;
Toh result mein kaun-kaun se records aayenge?
Apna answer comments mein batao 👇
📚 BinaryBaaten DBMS Series
Is series mein hum DBMS, SQL, Database, ER Model, Keys, Relational Algebra, SQL Commands, Constraints, Joins aur other important Computer Science concepts ko easy Hinglish mein cover kar rahe hain.
👉 Next Episode: RIGHT JOIN, FULL JOIN & SELF JOIN
Agar aap DBMS for beginners, SQL tutorial in Hindi, SQL interview preparation ya Computer Science concepts seekh rahe ho, toh BinaryBaaten ko Subscribe kar lo. 🔔
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