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schema-exploration

List database tables and describe columns, keys, and relationships.

Updated May 26, 2026
Search Tags:#sql#database schema#data types#foreign keys#entity relationship#query planning
One-click install
npx skills add https://github.com/anukkrit149/anukkrit-skills --skill schema-exploration-anukkrit149
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: schema-exploration
Source: https://github.com/anukkrit149/anukkrit-skills/tree/main/cloud/skills/schema-exploration
Command: npx skills add https://github.com/anukkrit149/anukkrit-skills --skill schema-exploration-anukkrit149

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Schema exploration helps you quickly understand how a database is structured so you can write correct queries and avoid guessing table/column meanings.

Core Features & Use Cases

  • Lists available tables so you can see what you can query in the current database.
  • Describes specific tables including column names, data types, sample rows, primary keys, and foreign key relationships.
  • Maps entity relationships to explain how tables connect (including join paths implied by foreign keys).

Use case example: You need to answer a question like “Which customers bought which products?” but you do not know the relevant tables or how they relate—this skill identifies the right tables and the join relationships to get you to the answer.

Quick Start

Ask the AI to “List all tables and describe the foreign key relationships for the relevant entities for customer purchases in this database.”

Frequently Asked Questions about schema-exploration

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I find the database schema and list of tables before writing a SQL query?▼

To find the database schema, you can list all available tables and retrieve detailed schemas including column names, data types, primary keys, and foreign keys to understand the structure before querying.

How do I map foreign key relationships to plan SQL joins for analytics?▼

Mapping foreign key relationships reveals how tables connect, providing the exact join paths needed for SQL query planning so you can accurately link entities like customers and products for reporting.

What is the best way to understand an unknown database structure for troubleshooting?▼

The best way to understand an unknown database structure is to list tables and describe specific table schemas, which exposes column data types and entity relationships to prevent guessing table meanings during troubleshooting.

Can I retrieve sample rows and primary keys when exploring a database schema?▼

Yes, exploring a database schema retrieves specific table descriptions that include column names, data types, primary keys, foreign key relationships, and sample rows to help you interpret the data.

How do I identify the right tables to query when I don't know the database schema?▼

You can identify the right tables by listing all available tables in the database and then describing the schemas of relevant entities to see their columns and how they relate through foreign keys.

Does schema exploration work for interpreting entity relationship diagrams for reporting?▼

Yes, schema exploration interprets ERD-like relationships by mapping primary and foreign keys across tables, which clarifies how entities connect and supports accurate data gathering for reporting and analytics.

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