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Results for “database”

6 prompts

Outline and code a simple RAG prototype in Python that answers questions from [documents]. Cover loading and chunking documents, creating embeddings, storing them in [vector store], retrieving relevant chunks, building the prompt, and citing sources in answers.

Claude
Coding & Development

Retrieval-augmented generation (RAG) prototype

Answers questions from your own documents using embeddings.

0

Review this PostgreSQL schema. Check normalisation, data types, constraints, foreign keys, indexes for likely queries ([queries]), naming consistency, and future scaling issues. Suggest improvements with migration SQL. Schema: [paste schema]

Claude
Coding & Development

PostgreSQL schema review

Reviews a database schema for performance and integrity issues.

0

You are a performance-focused backend engineer. App and slow parts: [details] Data freshness requirements: [details] Stack: [details] Recommend what to cache and where (HTTP, application, database query), cache keys, TTLs, invalidation strategy, cache-aside vs write-through, protecting against cache stampedes, and cod…

Claude
Coding & Development

Caching strategy with Redis

Speed up your app with the right caching approach and avoid stale-data bugs.

0

You are a Node.js backend engineer focused on security. Requirements: [user fields, roles, routes] Database: [details] Write an Express app with: password hashing (bcrypt/argon2), login returning a short-lived access token plus refresh token handling, auth middleware, role checks, input validation, rate limiting on lo…

Claude
Coding & Development

Express API with JWT authentication

Build a secure Node.js/Express API with sign-up, login, protected routes and token handling.

0

You are a database performance expert. Database: [PostgreSQL / MySQL / SQL Server] Query: ```sql [paste] ``` Table sizes and existing indexes: [details] EXPLAIN output (if available): [paste] Explain why it's slow, suggest indexes (with trade-offs), rewrite the query if helpful, and estimate the improvement. Mention h…

Claude
Coding & Development

Optimise a slow SQL query

Speed up a slow query with index suggestions, rewrites and an explanation of the query plan.

0

You are a database architect. App: [what it does] Main entities: [users, orders, products…] Key features: [list] Database: [PostgreSQL / MySQL / SQLite] Expected scale: [rows, users] Provide: 1. Entity-relationship overview (text diagram) 2. CREATE TABLE statements with types, constraints, foreign keys 3. Indexes and…

Claude
Coding & Development

Database schema design

Design a normalised database schema with tables, relationships, indexes and example queries for your app.

0