Postgres vs. SQL Server: B-Tree Index Differences & the Benefit of Deduplication

As cited in DDIA

Lukas Fittl. "Postgres vs. SQL Server: B-Tree Index Differences & the Benefit of Deduplication." pganalyze.com, April 2025. Archived at perma.cc/XY6T-LTPX

How the page describes itself

Postgres vs. SQL Server: B-Tree Index Differences & the Benefit of Deduplication

Discover how PostgreSQL and SQL Server—including Azure SQL—differ in their B-Tree index implementations, storage behavior, and performance impact. Includes benchmarks, deduplication analysis, and a side-by-side index comparison guide for engineers optimizing or migrating databases.

From the page's own metadata at pganalyze.com, 2026-08-29.

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2026-08-29

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perma.cc

https://perma.cc/XY6T-LTPX