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

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Transforming Nested JSON into Usable Data with SQL CROSS APPLY
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Transforming Nested JSON into Usable Data with SQL CROSS APPLY

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3 min read
Data Engineer as a Real-Time Algo Trader – Turning Pipelines into Profit (or at Least Trying)!
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Data Engineer as a Real-Time Algo Trader – Turning Pipelines into Profit (or at Least Trying)!

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13 min read
Simple SQL Statements Only Exist in Coursebooks and Training Courses

Simple SQL Statements Only Exist in Coursebooks and Training Courses

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7 min read
How Sequences used in Oracle SQL without AUTO_INCREMENT Keyword

How Sequences used in Oracle SQL without AUTO_INCREMENT Keyword

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1 min read
Day 5 of SQL Series || Operators , Wildcards and Aggregate Functions

Day 5 of SQL Series || Operators , Wildcards and Aggregate Functions

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4 min read
PostgreSQL CSV Import and Export Guide

PostgreSQL CSV Import and Export Guide

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1 min read
Understanding Transaction Isolation Levels in PostgreSQL

Understanding Transaction Isolation Levels in PostgreSQL

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2 min read
Selecting the Right Database for the Job
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Selecting the Right Database for the Job

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6 min read
Aurora DSQL: Create a Serverless Cluster and Connect with PostgreSQL Client
Cover image for Aurora DSQL: Create a Serverless Cluster and Connect with PostgreSQL Client

Aurora DSQL: Create a Serverless Cluster and Connect with PostgreSQL Client

10
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5 min read
Mastering SQL: A Comprehensive Roadmap for Beginners (Part I)
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Mastering SQL: A Comprehensive Roadmap for Beginners (Part I)

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3 min read
Oracle Database Fragmentation - How to reorg Tables / Indexes

Oracle Database Fragmentation - How to reorg Tables / Indexes

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3 min read
How to Manage Your SQL Server Database Effectively
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How to Manage Your SQL Server Database Effectively

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3 min read
Exploring Aurora DSQL with TypeScript, Drizzle, Lambda, and AWS CDK
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Exploring Aurora DSQL with TypeScript, Drizzle, Lambda, and AWS CDK

12
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5 min read
Day 4 of SQL Series || SELECT Statement Use cases

Day 4 of SQL Series || SELECT Statement Use cases

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3 min read
Proximity Search: A Complete Guide for Developers

Proximity Search: A Complete Guide for Developers

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3 min read
SQL PATTERNS: ROW_NUMBER, RANK and DENSE_RANK
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SQL PATTERNS: ROW_NUMBER, RANK and DENSE_RANK

8
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2 min read
ChatWithSQL — Secure, Schema-Validated Text-to-SQL Python Library, Eliminating Arbitrary Query Risks from LLMs
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ChatWithSQL — Secure, Schema-Validated Text-to-SQL Python Library, Eliminating Arbitrary Query Risks from LLMs

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3 min read
Understanding and Using Window Functions in SQL

Understanding and Using Window Functions in SQL

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1 min read
SQL: Perform statistics at different granularities based on the time span of the data #85

SQL: Perform statistics at different granularities based on the time span of the data #85

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2 min read
SQL: A Guide to Create a Relational Database with SQLite (and Export to Excel)
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SQL: A Guide to Create a Relational Database with SQLite (and Export to Excel)

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4 min read
Understanding Sequelize's 'escape' function and why ideally we should avoid using it manually

Understanding Sequelize's 'escape' function and why ideally we should avoid using it manually

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6 min read
PostgreSQL - lowCalAlt_update2

PostgreSQL - lowCalAlt_update2

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1 min read
Run a Local 💻 MySQL 🐬 Instance

Run a Local 💻 MySQL 🐬 Instance

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1 min read
SQL,Classify time-close events into a group and assign them a number #eg84

SQL,Classify time-close events into a group and assign them a number #eg84

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1 min read
Improve Your PostgreSQL Database Design and Management with a GUI Tool.
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Improve Your PostgreSQL Database Design and Management with a GUI Tool.

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6 min read
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