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select * from SQL

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

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Search for Records Containing a Specified String Group in Multi Fields — From SQL to SPL #40

Search for Records Containing a Specified String Group in Multi Fields — From SQL to SPL #40

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2 min read
Find Consecutive Alphabetical Characters in String — From SQL to SPL #28

Find Consecutive Alphabetical Characters in String — From SQL to SPL #28

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2 min read
SQL Injection: All Concepts, All Payloads, All In One

SQL Injection: All Concepts, All Payloads, All In One

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8 min read
How to Speed Up Associations between Large Primary and Sub Tables with esProc

How to Speed Up Associations between Large Primary and Sub Tables with esProc

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4 min read
Understanding Query Cost in SQL

Understanding Query Cost in SQL

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7 min read
.NET EF Core: When to Use (or don't) .AsSplitQuery()

.NET EF Core: When to Use (or don't) .AsSplitQuery()

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4 min read
MySQL Tutorial: A Complete Guide to Mastering Database Management

MySQL Tutorial: A Complete Guide to Mastering Database Management

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3 min read
$lookup: more than just a SQL join (understand performance)

$lookup: more than just a SQL join (understand performance)

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5 min read
Integration testing tRPC and in memory MySQL database.

Integration testing tRPC and in memory MySQL database.

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5 min read
Solving One-to-Many Update Issues in Status Tracking Systems

Solving One-to-Many Update Issues in Status Tracking Systems

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1 min read
Why Transactional Databases Matter: Concepts, Use Cases, and Examples

Why Transactional Databases Matter: Concepts, Use Cases, and Examples

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3 min read
Total under Recursive Relationship — From SQL to SPL #33

Total under Recursive Relationship — From SQL to SPL #33

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Building a Robust SQLite Query Builder in TypeScript: Lessons from an Arabic Dictionary App

Building a Robust SQLite Query Builder in TypeScript: Lessons from an Arabic Dictionary App

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4 min read
How to Handle Millions of Rows in SQL Without Killing Performance

How to Handle Millions of Rows in SQL Without Killing Performance

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Postgres 🐘 vs. MySQL 🐬: DDL Transaction Difference

Postgres 🐘 vs. MySQL 🐬: DDL Transaction Difference

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4 min read
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