📰 Dev.to · Mickel Samuel
Articles from Dev.to · Mickel Samuel · 11 articles · Updated every 3 hours · View all reads
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Dev.to · Mickel Samuel
1mo ago
The 5 PostgreSQL Migration Mistakes That Cause Production Outages
Most PostgreSQL migration outages are caused by the same five patterns. Each one involves a lock that...
Dev.to · Mickel Samuel
1mo ago
PostgreSQL Migration Best Practices for Zero-Downtime Deployments
Zero-downtime schema migrations are not about a single trick. They require a combination of...
Dev.to · Mickel Samuel
1mo ago
The Complete Guide to PostgreSQL Lock Types for Schema Changes
If you run DDL against a production PostgreSQL database without understanding locks, you will cause...
Dev.to · Mickel Samuel
1mo ago
CREATE INDEX CONCURRENTLY: The Complete PostgreSQL Guide
CREATE INDEX CONCURRENTLY is the single most important command for safely adding indexes to...
Dev.to · Mickel Samuel
1mo ago
How to Safely Add a Column with a Default Value in PostgreSQL
Adding a column with a DEFAULT value is one of the most common migration operations. It is also one...
Dev.to · Mickel Samuel
1mo ago
Adding NOT NULL Constraints to Existing PostgreSQL Columns Safely
Adding a NOT NULL constraint to an existing column is one of the most common schema changes, and one...
Dev.to · Mickel Samuel
1mo ago
Which ALTER TABLE Operations Lock Your PostgreSQL Table?
ALTER TABLE is not a single operation. PostgreSQL has dozens of ALTER TABLE sub-commands, and they...
Dev.to · Mickel Samuel
1mo ago
How to Add Database Migration Checks to Your CI/CD Pipeline
Code review catches logic bugs, linting catches style issues, and type checking catches type errors....
Dev.to · Mickel Samuel
1mo ago
Flyway vs Liquibase for PostgreSQL: An Honest Comparison
Flyway and Liquibase are the two most widely used database migration tools in the Java ecosystem....
Dev.to · Mickel Samuel
1mo ago
Atlas Paywalled Their Migration Linter — Here Are Your Free Alternatives
In October 2025, Atlas moved atlas migrate lint out of their free Starter plan. If you relied on...
Dev.to · Mickel Samuel
1mo ago
Squawk vs MigrationPilot: PostgreSQL Migration Linters Compared
Squawk and MigrationPilot are both open-source PostgreSQL migration linters. Both analyze SQL files...
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