Database Decisions That Haunt You 2 Years Later
Choosing the right database can lead to significant technical debt if not done thoughtfully. Many teams face challenges two years after their initial decision, often due to a lack of proper planning and understanding of their data needs. Key considerations include data relationships, read/write patterns, and the team's expertise with the chosen database technology.
- ▪Many teams experience performance issues and increased costs two years after selecting a database.
- ▪Common mistakes include choosing a schema-less database without understanding data relationships and failing to set up proper indexing.
- ▪It's crucial to consider data growth, access patterns, and team expertise when selecting a database.
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| Original publisher | DEV.to (Top) |
| Canonical URL | https://dev.to/qodors/database-decisions-that-haunt-you-2-years-later-1ea9 |
| Publication time | Sat, 16 May 2026 06:41:14 +0000 |
| Retrieval time | 2026-05-16T07:10:17.660Z |
| Last seen | 2026-05-16T07:10:17.660Z |
| Headline source | Publisher (no WeSearch rewrite) |
| Excerpt source | publisher body |
| Excerpt method | First ~120 words (~800 chars) of extracted publisher body, fair-use limited. |
| Summary | WeSearch · cerebras-chat (WeSearch summarizer) |
| Summary source text | contentText |
| Citation coverage | Summary is a WeSearch-generated derivative; primary citation is the original publisher URL. |
| Cluster | omKHYxDDRTBF |
| Cluster logic | Grouped by semantic title/content similarity across sources within a rolling window. Same-publisher template collisions are excluded from coverage comparison. |
| Ranking reason | Story pages are not engagement-ranked. Hub feeds use recency, with optional source-diversified chronological ordering (cap consecutive stories per source). No personalized ranking. |
| Publisher visit | Yes — open original |
| Substitutes article? | No — link-out required for full text |
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| Indexing | May the item be indexed (stored, ranked, made findable)? | Allowed |
| Snippet | May a short excerpt of the publisher's text be shown? | Allowed |
| AI summary | May WeSearch generate its own short summary of the article? | Limited |
| Retrieval / RAG | May the content be exposed for third-party retrieval-augmented generation? | Not asserted |
| Model training | May the content be used to train AI models? | Not asserted |
| Commercial reuse | May the content be reused commercially? | Not permitted |
Basis: Derived from the published RSS/Atom feed. Contact: [email protected]. Reviewed: 2026-07-24.
Opening excerpt (first ~120 words) tap to expand
try { if(localStorage) { let currentUser = localStorage.getItem('current_user'); if (currentUser) { currentUser = JSON.parse(currentUser); if (currentUser.id === 3892554) { document.getElementById('article-show-container').classList.add('current-user-is-article-author'); } } } } catch (e) { console.error(e); } qodors Posted on May 16 Database Decisions That Haunt You 2 Years Later #architecture #database #performance #systemdesign Nobody brags about their database choice two years in. At the start it's all excitement. "MongoDB is so flexible." "Postgres handles everything." "Firebase gets us to market fast." Fast forward 24 months. Your queries take 8 seconds. Your hosting bill tripled. Your team spends Fridays firefighting data issues instead of building features.
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Excerpt limited to ~120 words for fair-use compliance. The full article is at DEV.to (Top).
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