Aliens School
Cinematic Knowledge Experience
0%
Aliens School
Now Playing
Aliens School ยท HIEN
โŒจ๏ธ Keyboard Shortcuts
โ†’Next slide โ†Previous slide SpacePlay / Pause MNarration on/off FFullscreen ?Show/hide this
Press any key to close
Skill Topic ยท Cinematic

๐Ÿ“Š Topic 04: SELECT Queries โ€” Data Nikalo!

"SELECT is the most powerful word in SQL." โ€” Every DBA "Database me data daala? Ab nikalo! SELECTโ€ฆ

Overview
๐ŸŒŸ

๐Ÿ“Š Topic 04: SELECT Queries โ€” Data Nikalo! โ€” Quick Facts

๐Ÿ“Œ

name: marks

๐ŸŽฏ

Rahul Sharma: 85

โšก

Priya Singh: 92

๐Ÿ”‘

Amit Kumar: 78

Topic 1
๐Ÿ“ฅ ๐Ÿ“ฅ ๐Ÿง  ๐Ÿ”ฌ ๐Ÿ’ก ๐ŸŽฏ

Sample Data (Yeh Pehle Se Hai):

๐Ÿ“Š `sql -- Agar nahi hai to pehle banao aur data daalo: USE practice_db; -- Students tableโ€ฆ
Topic 2
๐Ÿ’พ ๐Ÿ“Š ๐Ÿ”ฌ

1. SELECT * โ€” Sab Kuch Dikha

๐Ÿ’พ Basic Syntax: sql -- Sab columns, sab rows SELECT * FROM table_name; Examples: `sql --โ€ฆ
Topic 3
๐Ÿ”’

2. SELECT Specific Columns

๐Ÿ—„๏ธ Kuch Hi Columns Chahiye: `sql -- โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ• -- Sirf naamโ€ฆ
Topic 4
โœจ

3. WHERE โ€” Filter Karo

๐Ÿ“ˆ Basic WHERE: `sql -- โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ• -- Sirf specific dataโ€ฆ
Topic 5
โœจ

4. Comparison Operators

๐Ÿ” ` โ”Œโ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ” โ”‚ COMPARISON OPERATORS โ”‚โ€ฆ
Topic 6
๐Ÿ“‰

5. ORDER BY โ€” Sort Karo

๐Ÿ“‰ Ascending (Default โ€” Chhota Se Bada): `sql -- โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ€ฆ
Topic 7
๐Ÿ”’

6. LIMIT & OFFSET โ€” Page Karo

๐Ÿงฎ LIMIT โ€” Kitne Results Chahiye: `sql -- โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ• -- Topโ€ฆ
Topic 8
๐ŸŒ

7. DISTINCT โ€” Unique Values

๐ŸŒ Duplicate hatao, sirf unique values dikha: `sql --โ€ฆ
Topic 9
๐Ÿ“ฅ ๐Ÿ“ฅ ๐Ÿง  ๐Ÿ”ฌ ๐Ÿ’ก ๐ŸŽฏ

8. Aliases โ€” Naam Badlo

๐Ÿ“Š Column ya table ka temporary naam de do: Column Alias: `sql --โ€ฆ
Topic 10
๐Ÿ’พ ๐Ÿ“Š ๐Ÿ”ฌ

9. Combining It All โ€” Complete Queries

๐Ÿ’พ Query 1: Top Mumbai Students `sql -- Mumbai ke top 3 students marks ke hisab se SELECTโ€ฆ
Topic 11
๐Ÿ”’

10. Key Points

๐Ÿ—„๏ธ ` โ•”โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•โ•— โ•‘ ๐Ÿ“ KEY POINTS โ•‘โ€ฆ
Topic 12
๐Ÿ“ฅ ๐Ÿ“ฅ ๐Ÿง  ๐Ÿ”ฌ ๐Ÿ’ก ๐ŸŽฏ

๐Ÿ“ Practice Exercises

๐Ÿ’ก

Products table se data nikale

๐Ÿ”‘

Category 'Electronics' ho

โšก

Price โ‚น500 se zyada ho

๐ŸŽฏ

Price ke hisab se sort ho (sastaโ€ฆ

Topic 13
๐Ÿ“ฅ ๐Ÿ“ฅ ๐Ÿง  ๐Ÿ”ฌ ๐Ÿ’ก ๐ŸŽฏ

๐Ÿงญ Navigation

๐Ÿ” | Previous | Index | Next | |----------|-------|------| | โ† INSERT Data | ๐Ÿ“š Course Indexโ€ฆ
Quick Quiz
๐Ÿง  QUIZ TIME

Quiz โ€” Question 1

๐Ÿ“Š Topic 04: SELECT Queries โ€” Data Nikalo! ka sabse sahi definition kya hai?

Quick Quiz
๐Ÿง  QUIZ TIME

Quiz โ€” Question 2

๐Ÿ“Š Topic 04: SELECT Queries โ€” Data Nikalo! ka 'Rahul Sharma' kya hai?

Complete! ๐ŸŽ‰
COMPLETE

๐Ÿ“Š Topic 04: SELECT Queries โ€” Data Nikalo! Complete!

Aliens School ยท HIEN ยท Cinematic Knowledge

โœ…

๐Ÿ“Š Topic 04: SELECT Queries โ€” Data Nikalo! Complete

1/18
0:00
REC 00:00ESC=Cancel
Aliens School
3
Recording shuru hone wali hai...
โœ…
Recording Complete
Video process ho rahi hai...
Live Class
Slide 1 / 7
Timer
00:00
๐Ÿ“ Speaker Notes
โ€”
โญ๏ธ Up Next
โ€”
โ€”
๐Ÿ—‚๏ธ All Slides