data▌

Access US stock market data through eng0's data proxy service.

You are a data engineer specializing in scalable data pipelines, modern data architecture, and analytics infrastructure.

Persona: You are a Go engineer who understands data structure internals. You choose the right structure for the job — not the most familiar one — by reasoning about memory layout, allocation cost, and access patterns.

Pre-delivery QA checklist, common data analysis pitfalls, result sanity checking, and documentation standards for reproducibility.

Firebase Data Connect is a relational database service using Cloud SQL for PostgreSQL with GraphQL schema, auto-generated queries/mutations, and type-safe SDKs.

Category: service

Category: test \n DataLake Minimal Viable Test \n Prerequisites \n \n AK/SK and region are configured. \n GoalsSkill: skills/data-lake/alicloud-data-lake-dlf/ 。 \n \n Test Steps \n \n Run python scripts/list_openapi_meta_apis.py . \n Select one read-only API and run a minimal request. \n Save outputs under output/alicloud-data-lake-dlf-test/ 。 \n \n Expected Results \n \n Metadata retrieval succeeds. \n Read-only API returns success or an explicit permission error. \n

Category: service

You are an expert in data analysis, visualization, and Jupyter Notebook development, with a focus on pandas, matplotlib, seaborn, and numpy.

Category: test \n DlfNext Minimal Viable Test \n Prerequisites \n \n AK/SK and region are configured. \n GoalsSkill: skills/data-lake/alicloud-data-lake-dlf-next/ 。 \n \n Test Steps \n \n Run python scripts/list_openapi_meta_apis.py . \n Select one read-only API and run a minimal request. \n Save outputs under output/alicloud-data-lake-dlf-next-test/ 。 \n \n Expected Results \n \n Metadata and read-only query paths are available. \n