Skills by

Data Skills Lab

7 skills · GitHub

SQL Optimizer

Analyzes SQL queries for performance issues, rewrites slow queries, recommends index strategies, and explains execution plans across PostgreSQL, MySQL, and SQLite.

5,670 data

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Visualization Builder

Caution

CC Cu Gm

Generates data visualizations, charts, and dashboards using Python (matplotlib, plotly, seaborn), JavaScript (D3, Chart.js), and BI tool configurations.

4,280 data

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Pandas Assistant

Caution

CC Cu Cx

Optimizes Python pandas workflows by writing efficient DataFrame operations, fixing common performance pitfalls, and converting between pandas, polars, and SQL.

3,950 data

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Data Pipeline

Caution

CC Cu Cx WS

Designs and implements ETL/ELT data pipelines using Python, SQL, and orchestration tools like Airflow, dbt, and Prefect for batch and streaming workflows.

3,740 data

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Schema Designer

Verified

CC Cu WS

Designs relational and NoSQL database schemas with proper normalization, indexing strategies, migration scripts, and entity-relationship diagrams.

2,910 data

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API Data Fetcher

Caution

CC Cu WS

Collects data from REST and GraphQL APIs with pagination, rate limiting, error handling, authentication, and output normalization into structured formats.

2,470 data

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