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Data Analyst in 2026: The Role AI Changed But Couldn't Kill
AI automated 30-40% of the old analyst job. The remaining 60% pays better than ever. Here is what the role actually looks like now.
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15 articles
AI automated 30-40% of the old analyst job. The remaining 60% pays better than ever. Here is what the role actually looks like now.
SQL was born in 1973 at IBM, survived the NoSQL rebellion, and now powers 55.6% of all developers. Here's how.
A 20-week roadmap to become a data analyst: SQL, Python, BI tools, AI integration, portfolio strategy, and what interviews actually test.
Graph databases find connections. Vector databases find similarities. When to use which, real benchmarks, and why PostgreSQL might replace both.
The real difference between correlated and non-correlated subqueries, with benchmarks, optimizer behavior, and the NOT IN NULL trap.
Backend engineers average $174K in 2026. Here is the real roadmap — languages, databases, cloud skills, and a 12-month plan.
Build a RAG chatbot with LangChain, OpenAI embeddings, and Neon PostgreSQL. pgvector, no Pinecone, full Python code, 30 minutes.
One writes SQL at 2 AM. The other rewrites the requirements doc at 2 AM. Both make $90K+. Here is how to pick.
One trillion SQLite databases exist right now. Turso, Litestream, and D1 fixed every limitation. Stop defaulting to Postgres.
A single missing PostgreSQL index cost $40K/month. Partial indexes, covering indexes, BRIN — the indexing tricks most devs never learn.
T-strings return a Template object, not a string. That one change enables SQL injection prevention, XSS-safe HTML, and shell safety built into the language.
SQLMesh is 9x faster than dbt, with free dev environments. Fivetran-dbt merger raises lock-in concerns. Coalesce offers visual SQL. Decision framework.
PostgreSQL won the Stack Overflow triple crown 3 years straight. With JSONB, pgvector, PostGIS, and full-text search, it replaces 5 databases.
From a management degree to Credit Analyst at Unibank Baku. My real path into data — SQL, banking, and grit.
How I killed a 2,400-line Python ETL pipeline and replaced it with 300 lines of SQL using CTEs, materialized views, and pg_cron.