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

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SQL Restaurant Kitchen ---Indexes and Partitions

SQL Restaurant Kitchen ---Indexes and Partitions

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9 min read
Lost Updates, Dirty Reads, and Phantom Rows: A Simple Guide to SQL Transaction Problems

Lost Updates, Dirty Reads, and Phantom Rows: A Simple Guide to SQL Transaction Problems

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4 min read
Understanding SQL ACID Properties: The Foundation of Database Reliability

Understanding SQL ACID Properties: The Foundation of Database Reliability

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5 min read
Learning SQL Server the Hard Way: 16 Days of Real-World Database Work

Learning SQL Server the Hard Way: 16 Days of Real-World Database Work

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8 min read
Moving Data from SQL Server to Postgres with NiFi

Moving Data from SQL Server to Postgres with NiFi

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2 min read
Database Management System (DBMS) Architecture Explained

Database Management System (DBMS) Architecture Explained

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3 min read
Normalization and Denormalization in Databases: Why They Matter

Normalization and Denormalization in Databases: Why They Matter

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4 min read
Databases for Developers: A Complete Landscape (Origins, Types, and Real Usage)

Databases for Developers: A Complete Landscape (Origins, Types, and Real Usage)

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3 min read
Dokumentasi Database MariaDB (Updated)

Dokumentasi Database MariaDB (Updated)

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1 min read
Many people confuse rank() with dense_rank().

Many people confuse rank() with dense_rank().

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1 min read
MySQL, PostgreSQL e SQLite: quando usar cada um (sem dogma)

MySQL, PostgreSQL e SQLite: quando usar cada um (sem dogma)

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2 min read
LeftJoin and RightJoin in EF Core 10

LeftJoin and RightJoin in EF Core 10

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7 min read
Sub-Table Security

Sub-Table Security

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12 min read
DBMS Basics

DBMS Basics

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3 min read
Medallion Architecture 101: Building Data Pipelines That Don't Fall Apart

Medallion Architecture 101: Building Data Pipelines That Don't Fall Apart

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11 min read
Databricks SQL Essentials - GROUP BY ALL

Databricks SQL Essentials - GROUP BY ALL

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1 min read
PostgreSQL – Storing Time Without Lying to Yourself

PostgreSQL – Storing Time Without Lying to Yourself

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6 min read
The Day I Chose VARCHAR(255) and Regretted It: A PostgreSQL String Story

The Day I Chose VARCHAR(255) and Regretted It: A PostgreSQL String Story

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8 min read
ROLLUP vs CUBE: How I Finally Understood SQL Subtotals

ROLLUP vs CUBE: How I Finally Understood SQL Subtotals

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3 min read
Simple Ranking with SQLAlchemy

Simple Ranking with SQLAlchemy

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6 min read
Mastering PostgreSQL Query Optimization: Techniques for Efficient Queries

Mastering PostgreSQL Query Optimization: Techniques for Efficient Queries

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3 min read
Simple Ranking with SQLite3

Simple Ranking with SQLite3

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5 min read
SQL - PostgreSQL: Execution Order

SQL - PostgreSQL: Execution Order

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5 min read
Make Your Technical Tutorials Interactive with SQLize Embed

Make Your Technical Tutorials Interactive with SQLize Embed

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2 min read
PostgreSQL como busca vetorial (pgvector)

PostgreSQL como busca vetorial (pgvector)

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8 min read
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