DEV Community

select * from SQL

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

Posts

👋 Sign in for the ability to sort posts by relevant, latest, or top.
Understanding MySQL EXPLAIN output

Understanding MySQL EXPLAIN output

12
Comments
4 min read
How To Convert a SQL Query Into C# LINQ

How To Convert a SQL Query Into C# LINQ

2
Comments
8 min read
ClickHouse is fast, esProc SPL is faster

ClickHouse is fast, esProc SPL is faster

1
Comments
10 min read
Deploy and connect Azure Function to SQL in Azure

Deploy and connect Azure Function to SQL in Azure

1
Comments
5 min read
Computed columns with the find_by_sql method in a Rails application

Computed columns with the find_by_sql method in a Rails application

Comments
4 min read
Principles of Database Index Design

Principles of Database Index Design

9
Comments
11 min read
SQL Server 2022 - GENERATE_SERIES

SQL Server 2022 - GENERATE_SERIES

2
Comments
2 min read
SQL query to find second highest salary using dens_rank function ?

SQL query to find second highest salary using dens_rank function ?

1
Comments
1 min read
Writing Reusable SQL Queries For Your Application with DbVisualizer Scripts

Writing Reusable SQL Queries For Your Application with DbVisualizer Scripts

1
Comments
6 min read
Find the latest reported values with ease. Introducing max_by and min_by aggregations in CrateDB 5.2

Find the latest reported values with ease. Introducing max_by and min_by aggregations in CrateDB 5.2

Comments
4 min read
How I Turned My Coffee Addiction into a Ruby and Postgres Adventure

How I Turned My Coffee Addiction into a Ruby and Postgres Adventure

8
Comments 4
4 min read
Type-safe S3 Select queries with Kysely

Type-safe S3 Select queries with Kysely

21
Comments 1
5 min read
SQL Concepts

SQL Concepts

2
Comments 1
8 min read
Infra as SQL is in beta

Infra as SQL is in beta

1
Comments
4 min read
Introduction to SQL Timestamp, Date and Time Data Types.

Introduction to SQL Timestamp, Date and Time Data Types.

1
Comments
5 min read
Essential SQL Concepts

Essential SQL Concepts

Comments 2
12 min read
SQL101: Introduction to SQL for Data Analysis

SQL101: Introduction to SQL for Data Analysis

3
Comments 1
6 min read
SQL Concepts

SQL Concepts

1
Comments
14 min read
Querying InfluxDB IOx Using the New Flight SQL Plugin for Grafana

Querying InfluxDB IOx Using the New Flight SQL Plugin for Grafana

1
Comments
6 min read
SQL 101: Introduction to SQL for Data Analysis

SQL 101: Introduction to SQL for Data Analysis

6
Comments
5 min read
Supabase: count and discount raws from the likes table

Supabase: count and discount raws from the likes table

4
Comments
2 min read
Introduction to SQL for Data Analysis

Introduction to SQL for Data Analysis

3
Comments
3 min read
Introduction to SQL for Data Analysis

Introduction to SQL for Data Analysis

2
Comments
4 min read
SQL101: Introduction to SQL for Data Analysis

SQL101: Introduction to SQL for Data Analysis

1
Comments 1
9 min read
Understanding MySQL EXPLAIN output

Understanding MySQL EXPLAIN output

14
Comments
4 min read
Python for Data Science beginners

Python for Data Science beginners

2
Comments
7 min read
SQL 101: Introduction to SQL

SQL 101: Introduction to SQL

3
Comments
8 min read
SQL-DATA ANALYSIS,AN INTRODUCTION

SQL-DATA ANALYSIS,AN INTRODUCTION

4
Comments
6 min read
SQL101: Introduction to SQL for Data Analysis

SQL101: Introduction to SQL for Data Analysis

2
Comments
2 min read
SQL101: Introduction to SQL for Data Analysis

SQL101: Introduction to SQL for Data Analysis

6
Comments
10 min read
Path to Learning Pandas | Become Data Analyst

Path to Learning Pandas | Become Data Analyst

2
Comments 2
1 min read
Here's How To Learn Data Science For Free 💯 In 2023

Here's How To Learn Data Science For Free 💯 In 2023

3
Comments
2 min read
Use ChatGPT to convert function to SQL query

Use ChatGPT to convert function to SQL query

Comments
2 min read
SQL101: Introduction to SQL

SQL101: Introduction to SQL

Comments 2
14 min read
Guide to sharding and partitioning best practices in CrateDB

Guide to sharding and partitioning best practices in CrateDB

Comments
7 min read
When to use window functions over group by in SQL?

When to use window functions over group by in SQL?

Comments
3 min read
SQL 101:Introduction to SQL for Data Analysis

SQL 101:Introduction to SQL for Data Analysis

2
Comments
6 min read
Deeply Nested XML and JSON with SQL

Deeply Nested XML and JSON with SQL

Comments
3 min read
Open-source SPL Makes Microservices More 'Micro'

Open-source SPL Makes Microservices More 'Micro'

5
Comments
5 min read
GraphQL Cursor Pagination with PostgreSQL

GraphQL Cursor Pagination with PostgreSQL

Comments
8 min read
SQL tilida ma'lumot kiritish, tahrirlash, o'chirish va o'qish.

SQL tilida ma'lumot kiritish, tahrirlash, o'chirish va o'qish.

Comments
2 min read
Creating a Telegram Desktop App with PostgreSQL and Next.js 🪄

Creating a Telegram Desktop App with PostgreSQL and Next.js 🪄

18
Comments 1
11 min read
Python: local date time and UTC date time.

Python: local date time and UTC date time.

1
Comments
7 min read
The SQL to CRUD: The Use of Structured Query Language to Create, Read, Update, and Destroy

The SQL to CRUD: The Use of Structured Query Language to Create, Read, Update, and Destroy

Comments
5 min read
SQL Transactions in a Flask CRUD Application

SQL Transactions in a Flask CRUD Application

Comments
9 min read
Connect C# to SQL Server

Connect C# to SQL Server

Comments
5 min read
SELECT DISTINCT pushdown to do a loose index scan (skip scan)

SELECT DISTINCT pushdown to do a loose index scan (skip scan)

1
Comments
4 min read
Is PostgreSQL a worthy alternative to Microsoft SQL Server?

Is PostgreSQL a worthy alternative to Microsoft SQL Server?

1
Comments
4 min read
All you need to know about table partition in SQL

All you need to know about table partition in SQL

1
Comments 1
2 min read
9 ways to tune SQL performance

9 ways to tune SQL performance

Comments
2 min read
Adding a new data type to a sql query engine (Trino)

Adding a new data type to a sql query engine (Trino)

Comments
10 min read
Regular Expressions in SQLite

Regular Expressions in SQLite

Comments
2 min read
Setting up MariaDB Galera Cluster for High Availability

Setting up MariaDB Galera Cluster for High Availability

Comments
2 min read
Classify and label text in your database with Hugging Face and MindsDB integration

Classify and label text in your database with Hugging Face and MindsDB integration

1
Comments
6 min read
Administración de bases de datos con SQL Server

Administración de bases de datos con SQL Server

1
Comments
7 min read
Unlock the Power of CTEs: Simplify and Optimize Your SQL Queries

Unlock the Power of CTEs: Simplify and Optimize Your SQL Queries

4
Comments
2 min read
PostgreSQL: ⚠ when locking though views (TL;DR: test for race conditions and check execution plan with BUFFERS, VERBOSE)

PostgreSQL: ⚠ when locking though views (TL;DR: test for race conditions and check execution plan with BUFFERS, VERBOSE)

Comments
5 min read
How to make a full stack facial authentication app with FaceIO and Next js

How to make a full stack facial authentication app with FaceIO and Next js

1
Comments
15 min read
Why a SQL Statement Often Consists of Hundreds of Lines, Measured by KBs?

Why a SQL Statement Often Consists of Hundreds of Lines, Measured by KBs?

5
Comments
13 min read
How to query pandas DataFrames with SQL

How to query pandas DataFrames with SQL

1
Comments
5 min read
loading...