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

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Writing SQL for humans with Literate SQL

Writing SQL for humans with Literate SQL

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Comments 4
7 min read
Connect to postgresdatabase with JAVA

Connect to postgresdatabase with JAVA

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1 min read
Programming Paradigm

Programming Paradigm

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Comments 9
4 min read
Hierarchical JSON with SQLite / RediSQL

Hierarchical JSON with SQLite / RediSQL

9
Comments
4 min read
Connect your node backend to postgresql database

Connect your node backend to postgresql database

3
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1 min read
Remove duplicates rows with SQL

Remove duplicates rows with SQL

10
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1 min read
Paradigmas de Programação

Paradigmas de Programação

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Comments 3
4 min read
SQL Indexes 101

SQL Indexes 101

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3 min read
Multiple SQL Inserts and Transactions with Objection Js

Multiple SQL Inserts and Transactions with Objection Js

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4 min read
PostgreSQL Pro Tip: Beware of BETWEEN

PostgreSQL Pro Tip: Beware of BETWEEN

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Comments 2
1 min read
SELECT beginner FROM all;

SELECT beginner FROM all;

6
Comments
5 min read
8 New SQL Tools That Will Change How You Work in 2020

8 New SQL Tools That Will Change How You Work in 2020

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Comments 7
6 min read
NoSql but with SQL

NoSql but with SQL

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1 min read
Would you like to have better XML support in SQL Server?

Would you like to have better XML support in SQL Server?

5
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1 min read
SQL: Timestamps

SQL: Timestamps

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Comments 4
2 min read
Building Dynamic React Apps with Database Data

Building Dynamic React Apps with Database Data

23
Comments
9 min read
Working with JSON in an RDBMS – Part 1, MS SQL Server

Working with JSON in an RDBMS – Part 1, MS SQL Server

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12 min read
Why is My SQL Server Query So Slow

Why is My SQL Server Query So Slow

13
Comments 1
6 min read
What are SQL Indexes and how to create one? (For Beginners)

What are SQL Indexes and how to create one? (For Beginners)

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Comments 4
1 min read
The SQL Savant: Inner Joins in SQL

The SQL Savant: Inner Joins in SQL

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Comments 4
5 min read
Database normalization may be harmful to efficiency on large scale analytics projects.

Database normalization may be harmful to efficiency on large scale analytics projects.

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Comments 2
2 min read
SQL and the Soup Kitchen

SQL and the Soup Kitchen

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Comments 1
1 min read
Creating a C# Repository in .NET Core using RepoDb

Creating a C# Repository in .NET Core using RepoDb

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Comments 7
5 min read
Purging data with batched deletes

Purging data with batched deletes

6
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5 min read
Code to purge data based on creation date

Code to purge data based on creation date

6
Comments
5 min read
What the heck is the SQL Server Version Store?

What the heck is the SQL Server Version Store?

3
Comments
4 min read
Simple Queue in PostgreSQL

Simple Queue in PostgreSQL

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2 min read
An Example to Demonstrate The Vulnerability of SQL Injection and Its Prevention in Oracle

An Example to Demonstrate The Vulnerability of SQL Injection and Its Prevention in Oracle

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3 min read
CockroachDB via Crystal ... In under 50 lines

CockroachDB via Crystal ... In under 50 lines

7
Comments
6 min read
RepoDb - a hybrid ORM library for .NET.

RepoDb - a hybrid ORM library for .NET.

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Comments 4
2 min read
Elasticsearch Comrade Part #1 - SQL Queries

Elasticsearch Comrade Part #1 - SQL Queries

9
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1 min read
Blocking with OBJECT_NAME()

Blocking with OBJECT_NAME()

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Comments 1
4 min read
When to use/not use an ORM

When to use/not use an ORM

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1 min read
🐢 7 Steps to SQL Optimizationn Mastery

🐢 7 Steps to SQL Optimizationn Mastery

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Comments
3 min read
jOOQ - a short guide

jOOQ - a short guide

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8 min read
Codeigniter custom helper functions which will increase your productivity

Codeigniter custom helper functions which will increase your productivity

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Comments 2
2 min read
Updating a table from another table

Updating a table from another table

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Comments 3
1 min read
Understanding SQL Server Isolation Levels through example

Understanding SQL Server Isolation Levels through example

11
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6 min read
For the 1024 time – DateTime has no format!

For the 1024 time – DateTime has no format!

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Comments 2
2 min read
GraphQL with Postgres views and materialized views

GraphQL with Postgres views and materialized views

6
Comments
5 min read
6 Common Sequelize Queries Explained in SQL

6 Common Sequelize Queries Explained in SQL

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4 min read
ORM vs Query Builders vs Raw SQL

ORM vs Query Builders vs Raw SQL

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2 min read
How I passed 70-761 T-SQL exam

How I passed 70-761 T-SQL exam

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Comments 2
3 min read
How to Load Data into an SQL database: From simple inserts to bulk loads

How to Load Data into an SQL database: From simple inserts to bulk loads

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Comments
3 min read
Does WordPress database architecture need improvement?

Does WordPress database architecture need improvement?

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Comments 4
1 min read
SQL Subqueries in action

SQL Subqueries in action

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Comments 3
8 min read
Understanding MySQL Index Basics

Understanding MySQL Index Basics

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2 min read
8 Tips and Tricks for Writing the Best Queries in LINQ to Entities

8 Tips and Tricks for Writing the Best Queries in LINQ to Entities

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8 min read
A more controllable random string generator function for SQL Server

A more controllable random string generator function for SQL Server

8
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3 min read
Stop using offset pagination

Stop using offset pagination

9
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3 min read
Architecture of a high performance GraphQL to SQL engine

Architecture of a high performance GraphQL to SQL engine

10
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6 min read
Cleaning and Transforming Data with SQL

Cleaning and Transforming Data with SQL

17
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6 min read
CockroachDB Demo Locations

CockroachDB Demo Locations

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3 min read
Geo-partitioning. No column? No problem!

Geo-partitioning. No column? No problem!

5
Comments
3 min read
The Data Processing Holy Grail? Row vs. Columnar Databases

The Data Processing Holy Grail? Row vs. Columnar Databases

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Comments
12 min read
SQL Vs NoSQL – Which Is Best For You?

SQL Vs NoSQL – Which Is Best For You?

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3 min read
Airbnb’s Airflow Versus Spotify’s Luigi

Airbnb’s Airflow Versus Spotify’s Luigi

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Comments
7 min read
QuestDB - fast relational time-series DB, zero GC java

QuestDB - fast relational time-series DB, zero GC java

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Comments 5
1 min read
Whats WITH CTE

Whats WITH CTE

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Comments 4
9 min read
SQL: Outer Joins

SQL: Outer Joins

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4 min read
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