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

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PostgreSQL Internals: A Deep Dive into the Inner Workings of a Powerful Relational Database

PostgreSQL Internals: A Deep Dive into the Inner Workings of a Powerful Relational Database

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3 min read
SQL 📊 challenge_3 ⚔️

SQL 📊 challenge_3 ⚔️

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1 min read
How to prevent database problems from hitting production?

How to prevent database problems from hitting production?

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10 min read
Foreign Keys on Distributed SQL: don't worry, it scales

Foreign Keys on Distributed SQL: don't worry, it scales

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6 min read
Understanding Keys in Relational Databases 🔑

Understanding Keys in Relational Databases 🔑

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2 min read
Deep Dive into Google Cloud SQL Connector for Node.js

Deep Dive into Google Cloud SQL Connector for Node.js

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9 min read
Indexes 101: What They Are, Why They Matter, and How to Use Them in PostgreSQL

Indexes 101: What They Are, Why They Matter, and How to Use Them in PostgreSQL

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6 min read
7 Tips to Optimise Postgres query performance

7 Tips to Optimise Postgres query performance

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1 min read
Triggers in SQL database to extend its declarative data logic (but not business logic)

Triggers in SQL database to extend its declarative data logic (but not business logic)

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5 min read
How To Write SQL Statements That Are Migratable Between Databases

How To Write SQL Statements That Are Migratable Between Databases

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4 min read
Unlocking the Power of Apache Age: Advanced Techniques for SQL/Cypher Hybrid Queries

Unlocking the Power of Apache Age: Advanced Techniques for SQL/Cypher Hybrid Queries

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2 min read
Easily Generate Mock Data with PostgreSQL

Easily Generate Mock Data with PostgreSQL

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4 min read
SQLite OR Operator: A Comprehensive Guide for Beginners

SQLite OR Operator: A Comprehensive Guide for Beginners

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3 min read
Why 0 is better than NULL sometimes

Why 0 is better than NULL sometimes

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2 min read
Explorando el Mundo de los Archivos de Recurso en C# con Visual Studio

Explorando el Mundo de los Archivos de Recurso en C# con Visual Studio

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2 min read
Monolithic vs. Distributed SQL

Monolithic vs. Distributed SQL

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6 min read
[SQL Performance Killers] Individual inserts vs. Bulk inserts

[SQL Performance Killers] Individual inserts vs. Bulk inserts

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2 min read
Postgres. How to check the top queries that use temporary files?

Postgres. How to check the top queries that use temporary files?

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1 min read
Mastering Graph Queries with Cypher in Apache Age

Mastering Graph Queries with Cypher in Apache Age

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3 min read
How to make Expo SQLite reactive with React Query

How to make Expo SQLite reactive with React Query

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11 min read
Yet Another PostgreSQL-REGEX Article 🤺

Yet Another PostgreSQL-REGEX Article 🤺

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4 min read
Cosa sono e come gestire le transazioni su SQL Server

Cosa sono e come gestire le transazioni su SQL Server

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4 min read
Uncovering Inventory Insights:Mintclassics (Coursera)

Uncovering Inventory Insights:Mintclassics (Coursera)

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2 min read
Preventing Empty Updates In PostgreSQL Tables Using A Simple Trigger Function

Preventing Empty Updates In PostgreSQL Tables Using A Simple Trigger Function

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2 min read
Unveiling the Architecture of Apache AGE: Enhancing PostgreSQL with Graph Capabilities

Unveiling the Architecture of Apache AGE: Enhancing PostgreSQL with Graph Capabilities

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4 min read
Is co-partition or interleave necessary in Distributed SQL?

Is co-partition or interleave necessary in Distributed SQL?

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8 min read
@DynamicUpdate with column-level locking in YugabyteDB and how to avoid write skew anomalies

@DynamicUpdate with column-level locking in YugabyteDB and how to avoid write skew anomalies

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4 min read
MASTERING MYSQL

MASTERING MYSQL

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2 min read
Foreign Key validation in YugabyteDB when created in NOT VALID

Foreign Key validation in YugabyteDB when created in NOT VALID

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4 min read
Recommendation Engines with Graph Databases using Apache AGE

Recommendation Engines with Graph Databases using Apache AGE

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3 min read
Postgres Order By: the resultset is sorted differently

Postgres Order By: the resultset is sorted differently

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1 min read
Docker Image for YugabyteDB Developers

Docker Image for YugabyteDB Developers

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3 min read
Schemas em SQL: Indexes e B+ trees

Schemas em SQL: Indexes e B+ trees

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4 min read
Deleting a Column in SQL: Everything You Need to Know

Deleting a Column in SQL: Everything You Need to Know

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7 min read
Can writes be blocked by reads in YugabyteDB?

Can writes be blocked by reads in YugabyteDB?

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6 min read
How to Optimize SQL Queries With ChatGPT and Metis

How to Optimize SQL Queries With ChatGPT and Metis

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6 min read
Which Scenarios Does ClickHouse Applies to?

Which Scenarios Does ClickHouse Applies to?

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9 min read
Dirty Writes, INSERT ... ON CONFLICT DO UPDATE, Read Committed Isolation Level and Lost Update

Dirty Writes, INSERT ... ON CONFLICT DO UPDATE, Read Committed Isolation Level and Lost Update

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6 min read
SQL - Regularly Back Up Your Database

SQL - Regularly Back Up Your Database

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2 min read
How to check Postgres VACUUM process progress?

How to check Postgres VACUUM process progress?

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1 min read
Inner Inverted Join in YugabyteDB & PostgreSQL

Inner Inverted Join in YugabyteDB & PostgreSQL

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6 min read
Handbook To Becoming A Data Scientist In 2023

Handbook To Becoming A Data Scientist In 2023

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2 min read
Understanding join strategies in PostgreSQL

Understanding join strategies in PostgreSQL

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6 min read
SQL - Optimize Your SQL Data Types

SQL - Optimize Your SQL Data Types

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2 min read
SQL JOINS; Identifying The Left And Right Table

SQL JOINS; Identifying The Left And Right Table

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2 min read
Fast SELECT COUNT(*) WHERE in YugabyteDB

Fast SELECT COUNT(*) WHERE in YugabyteDB

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5 min read
SQLite AND Operator: Understanding Logical Operators in SQLite

SQLite AND Operator: Understanding Logical Operators in SQLite

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3 min read
How to Connect Java Applications to Databases with JDBC

How to Connect Java Applications to Databases with JDBC

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1 min read
SQLite Expressions: A Complete Guide

SQLite Expressions: A Complete Guide

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4 min read
The RETURNING clause in SQL

The RETURNING clause in SQL

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2 min read
Exploring Ways of Performance Tuning Your Postgresql Database

Exploring Ways of Performance Tuning Your Postgresql Database

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6 min read
A Guide to Understanding and Debugging SQL Execution Plans in Spring Boot

A Guide to Understanding and Debugging SQL Execution Plans in Spring Boot

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4 min read
Sql Service Broker

Sql Service Broker

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19 min read
Automate Database Processes: Supabase Triggers

Automate Database Processes: Supabase Triggers

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4 min read
FileMaker vs. Access: A Comparison of Two Popular Database Solutions

FileMaker vs. Access: A Comparison of Two Popular Database Solutions

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15 min read
Exporting a large PostgreSQL table using Python

Exporting a large PostgreSQL table using Python

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2 min read
Xata's JSON Column Type

Xata's JSON Column Type

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5 min read
5 useful SQL functions to take your SQL skills to the next level

5 useful SQL functions to take your SQL skills to the next level

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6 min read
How Does Partitioning Work in PostgreSQL and Why Should You Care?

How Does Partitioning Work in PostgreSQL and Why Should You Care?

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6 min read
POSTGRESQL PSEUDOCOLUMNS: CTID

POSTGRESQL PSEUDOCOLUMNS: CTID

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6 min read
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