Blac-Gun

Blac-Gun BlacGun is an Information Technology startup that brings ideas into reality.

Our team works on applications such as Artificial Intelligence projects, Web Development, Android/IOS Applications, etc.

🖱️ Function Return Values 🖱️💡 “Functions return useful results!”📘 SQL Query:SELECT dbo.AddNumbers(5, 3);🧠 Explanation:Re...
17/05/2026

🖱️ Function Return Values 🖱️

💡 “Functions return useful results!”

📘 SQL Query:
SELECT dbo.AddNumbers(5, 3);

🧠 Explanation:
Returns 8 from the custom function.

📢 Type “RETURNS”

🧑‍💻 User-Defined Functions 🧑‍💻💡 “Create your own SQL functions!”📘 SQL Query:CREATE FUNCTION AddNumbers( INT, INT)RETUR...
17/05/2026

🧑‍💻 User-Defined Functions 🧑‍💻

💡 “Create your own SQL functions!”

📘 SQL Query:
CREATE FUNCTION AddNumbers(
INT,
INT
)
RETURNS INT
AS
BEGIN
RETURN +
END;

🧠 Explanation:
Creates custom addition logic.

📢 Save this 📌

🧑‍💻 SQL Functions 🧑‍💻💡 “Functions make SQL smarter!”📘 Functions return calculated values.📊 SQL Query:SELECT UPPER(name)F...
17/05/2026

🧑‍💻 SQL Functions 🧑‍💻

💡 “Functions make SQL smarter!”

📘 Functions return calculated values.

📊 SQL Query:
SELECT UPPER(name)
FROM users;

🧠 Explanation:
Converts names to uppercase.

📢 Comment “FUNCTION”

Procedure Parameters💡 “Pass dynamic values into SQL!” 📘 SQL Query:CREATE PROCEDURE GetUserById INTASSELECT * FROM usersW...
17/05/2026

Procedure Parameters

💡 “Pass dynamic values into SQL!”

📘 SQL Query:
CREATE PROCEDURE GetUserById
INT
AS
SELECT * FROM users
WHERE id = ;

🧠 Explanation:
Fetches user using dynamic ID.

📢 Type “PARAMETERS”

⭕Executing Procedures ⭕💡 “One command. Multiple operations.”📘 SQL Query:EXEC GetUsers;🧠 Explanation:Runs the stored proc...
13/05/2026

⭕Executing Procedures ⭕

💡 “One command. Multiple operations.”

📘 SQL Query:
EXEC GetUsers;

🧠 Explanation:
Runs the stored procedure.

🔥 Benefit:
Cleaner backend logic.

📢 Save this 🔥

🔑⭕ Stored Procedures Intro 🔑⭕💡 “Automate SQL tasks like a pro!”📘 Content:Stored Procedures are reusable SQL blocks.📊 SQL...
13/05/2026

🔑⭕ Stored Procedures Intro 🔑⭕

💡 “Automate SQL tasks like a pro!”

📘 Content:
Stored Procedures are reusable SQL blocks.

📊 SQL Query:
CREATE PROCEDURE GetUsers
AS
SELECT * FROM users;

🧠 Explanation:
Creates a reusable query procedure.

📢 Comment “PROCEDURE”

💢 Updating Views 💢💡 “Yes, some views can be updated!”📘 SQL Query:UPDATE adult_usersSET age = 25WHERE name = 'Ali';🧠 Expl...
13/05/2026

💢 Updating Views 💢

💡 “Yes, some views can be updated!”

📘 SQL Query:
UPDATE adult_users
SET age = 25
WHERE name = 'Ali';

🧠 Explanation:
Updates original table data through the view.

⚠️ Note:
Not all views are updatable.

📢 Type “VIEWS”

💢⭕ Using a VIEW 💢⭕💡 “Query complex data easily!📘 SQL Query:SELECT * FROM adult_users;🧠 Explanation:Fetches data from the...
12/05/2026

💢⭕ Using a VIEW 💢⭕

💡 “Query complex data easily!

📘 SQL Query:

SELECT * FROM adult_users;

🧠 Explanation:
Fetches data from the created view.

⚡ Benefit:
Cleaner and reusable queries.

📢 Save this 📌

⭕ What is a VIEW? ⁉️💡 “Save complex queries forever!”📘 Content:A VIEW is a virtual table based on a query.📊 Example:CREA...
12/05/2026

⭕ What is a VIEW? ⁉️

💡 “Save complex queries forever!”

📘 Content:
A VIEW is a virtual table based on a query.

📊 Example:

CREATE VIEW adult_users AS
SELECT name, age
FROM users
WHERE age >= 18;

🧠 Explanation:
Creates a reusable filtered table.

🔥 Use Case:
Dashboards, reports, analytics.

📢 Comment “VIEW”

🔠 Performance Impact 🔠💡 “Indexes are powerful—but dangerous too!”📘 Content:✔ Faster SELECT❌ Slower INSERT/UPDATE📊 Exampl...
11/05/2026

🔠 Performance Impact 🔠

💡 “Indexes are powerful—but dangerous too!”

📘 Content:

✔ Faster SELECT
❌ Slower INSERT/UPDATE
📊 Example:

SQL Query:
SELECT * FROM users
WHERE email = '[email protected]';

🧠 Explanation:
Indexes help search-heavy databases.

📢 Type “FAST SQL” 🚀

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