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

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left join an effective satellite without duplicating rows (use a cte)

left join an effective satellite without duplicating rows (use a cte)

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3 min read
How Do PostgreSQL Indices Work, Anyways?

How Do PostgreSQL Indices Work, Anyways?

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6 min read
Building a SQL Tokenizer and Formatter From Scratch — Supporting 6 Dialects

Building a SQL Tokenizer and Formatter From Scratch — Supporting 6 Dialects

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5 min read
Connecting power bi to SQL databases locally and through cloud service.

Connecting power bi to SQL databases locally and through cloud service.

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5 min read
Zero-Downtime Schema Changes in SQL Server: The Reality Behind “Just Run the Migration”

Zero-Downtime Schema Changes in SQL Server: The Reality Behind “Just Run the Migration”

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6 min read
Adding NOT NULL Constraints to Existing PostgreSQL Columns Safely

Adding NOT NULL Constraints to Existing PostgreSQL Columns Safely

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5 min read
Number Guessing Game

Number Guessing Game

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2 min read
# Module 4 Summary - Analytics Engineering with dbt

# Module 4 Summary - Analytics Engineering with dbt

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2 min read
Part 3: Testing, Documentation & Deployment 🚀

Part 3: Testing, Documentation & Deployment 🚀

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5 min read
Solving MSSQL's 2100 Parameter Limit: From IN Clause to Cursor-Based Pagination

Solving MSSQL's 2100 Parameter Limit: From IN Clause to Cursor-Based Pagination

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4 min read
Why I, as Someone Who Likes MySQL, Now Want to Recommend PostgreSQL

Why I, as Someone Who Likes MySQL, Now Want to Recommend PostgreSQL

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13 min read
Advanced SQL for Data Analytics: Advanced Techniques Every Data Analyst Should Know

Advanced SQL for Data Analytics: Advanced Techniques Every Data Analyst Should Know

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14 min read
Partitioning PotgreSQL Database

Partitioning PotgreSQL Database

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4 min read
How to implement “CreatedAt” and “UpdatedAt” timestamps in Entity Framework Core?

How to implement “CreatedAt” and “UpdatedAt” timestamps in Entity Framework Core?

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7 min read
Snowflake vs Redshift vs BigQuery: Which One Should You Use?

Snowflake vs Redshift vs BigQuery: Which One Should You Use?

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4 min read
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