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Here are some essential SQL topics for data analysts: 1. Basic Queries: SELECT, FROM, WHERE clauses. 2. Sorting and Filtering: ORDER BY, GROUP BY, HAVING. 3. Joins: INNER JOIN, LEFT JOIN, RIGHT JOIN. 4. Aggregation Functions: COUNT, SUM, AVG, MIN, M

Day 26 of learning python as a beginner. Topic: CRUD operations in python postgreSQL. I had tried to explore SQL database handling in python and someone suggested me that I should also try performing CRUD (Create, Read, Update and Delete) operation

Hello everyone day17/100 Completed SQL DDL commands today. Implemented Primary Key, Foreign Key, NOT NULL, UNIQUE, DEFAULT, AUTO INCREMENT, and CHECK constraints. Practiced their implementations using DDL queries. #SQL #DDL #Database #DailyLearning #

Essential Concepts for Interview Preparation Top 10 SQL Concepts for Job Interviews 1. Aggregate Functions (SUM/AVG) 2. Group By and Order By 3. JOINs (Inner/Left/Right) 4. Union and Union All 5. Date and Time Processing 6. String Proces

Security testing ensures that applications are free from vulnerabilities like SQL Injection, XSS, CSRF, and IDOR. SQL Injection occurs when unsanitized inputs allow attackers to manipulate database queries. This can be mitigated by using parameterize

Day 25 of learning python as a beginner. Topic: database handling. I used to write simple programs which just showed some text in the console when I started learning python. I didn't used to store that data somewhere because I didn't know how to.

You shipped your Supabase app. Everything runs smooth... until it doesn’t. Not because Supabase is broken — But because it’s too easy to use. And that ease hides traps. Here are 6 mistakes that quietly wreck Supabase apps (and how to avoid them):

Day 18 of learning python as a beginner. Topic: match case and modular programming. Some suggested me to use match case instead of my usual if else statements as match case are more readable and appears more clear and organised. At that time I was