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Posts on tips and tricks, using and learning about SQL for database development and analysis.

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StrataScratch's Advanced 25 Hard SQL Questions

StrataScratch's Advanced 25 Hard SQL Questions

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2 min read
Declarative Programming: SQL, HTML, CSS, Prolog Guide

Declarative Programming: SQL, HTML, CSS, Prolog Guide

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7 min read
A Beginner DBA's Guide to SSRS Reports

A Beginner DBA's Guide to SSRS Reports

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3 min read
Building a Smart Database Management Tool with AI Insights
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Building a Smart Database Management Tool with AI Insights

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4 min read
Database Mastery: Hands-On Labs for Country GNP, Student Course Analysis & Stored Procedures
Cover image for Database Mastery: Hands-On Labs for Country GNP, Student Course Analysis & Stored Procedures

Database Mastery: Hands-On Labs for Country GNP, Student Course Analysis & Stored Procedures

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2 min read
Understanding SUBSTRING_INDEX in SQL: Real Use Cases
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Understanding SUBSTRING_INDEX in SQL: Real Use Cases

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2 min read
Generate Event Sequence Numbers within a Specified Time Interval — From SQL to SPL #42
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Generate Event Sequence Numbers within a Specified Time Interval — From SQL to SPL #42

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2 min read
Enterprise SQL Server Index Maintenance: Multi-Database Automation with Email Reporting

Enterprise SQL Server Index Maintenance: Multi-Database Automation with Email Reporting

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3 min read
Supercharging Entity Framework Core: Efficient Bulk Inserts Without Loops or Raw SQL
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Supercharging Entity Framework Core: Efficient Bulk Inserts Without Loops or Raw SQL

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2 min read
PostgreSQL Practical Labs: Error Handling, Maintenance, and Performance Tuning
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PostgreSQL Practical Labs: Error Handling, Maintenance, and Performance Tuning

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2 min read
EXSQL: An open-source SQL language extension for customizable querying

EXSQL: An open-source SQL language extension for customizable querying

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1 min read
Hackerrank - SQL - Weather Observation Station 6
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Hackerrank - SQL - Weather Observation Station 6

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2 min read
Hackerrank - SQL - Weather Observation Station 5
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Hackerrank - SQL - Weather Observation Station 5

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2 min read
Hackerrank - SQL - Weather Observation Station 7
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Hackerrank - SQL - Weather Observation Station 7

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2 min read
Supercharging Your Database: A Look into Indexing

Supercharging Your Database: A Look into Indexing

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3 min read
6 Timeless SQL Books for Software Engineers and Developers

6 Timeless SQL Books for Software Engineers and Developers

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8 min read
How to Create ER Diagrams for SQLite with a Free Tool
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How to Create ER Diagrams for SQLite with a Free Tool

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4 min read
Day 1: Data Analytics
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Day 1: Data Analytics

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1 min read
⚡ 3 ClickHouse Query Optimization Lessons I Learned the Hard Way
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⚡ 3 ClickHouse Query Optimization Lessons I Learned the Hard Way

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3 min read
# The Ultimate SQL Cheatsheet and Guide for 2025

# The Ultimate SQL Cheatsheet and Guide for 2025

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3 min read
A Developer’s Guide to SQL NOT IN: Smarter Queries, Faster Results
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A Developer’s Guide to SQL NOT IN: Smarter Queries, Faster Results

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2 min read
🧠 Optimizing PostgreSQL Queries in a Full-Stack App: A Developer’s Playbook
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🧠 Optimizing PostgreSQL Queries in a Full-Stack App: A Developer’s Playbook

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3 min read
Hackerrank - SQL - Weather Observation Station 3

Hackerrank - SQL - Weather Observation Station 3

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1 min read
Hackerrank - SQL - Weather Observation Station 4

Hackerrank - SQL - Weather Observation Station 4

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1 min read
Hackerrank - SQL - What Type of Triangle

Hackerrank - SQL - What Type of Triangle

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2 min read
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