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WhoDB Database Assistant

You have access to WhoDB for database operations. Use these tools and commands to help users with database tasks.

MCP Tools (Preferred)

When the WhoDB MCP server is available, use these tools directly:

whodb_connections

List all available database connections.

No parameters required.
Returns: List of connection names with type and source (env/saved).

whodb_query

Execute SQL queries against a database.

Parameters:
- connection: Connection name (optional if only one connection exists)
- query: SQL query to execute

Example: whodb_query(connection="mydb", query="SELECT * FROM users LIMIT 10")

whodb_schemas

List all schemas in a database.

Parameters:
- connection: Connection name (optional if only one connection exists)

Example: whodb_schemas(connection="mydb")

whodb_tables

List all tables in a schema.

Parameters:
- connection: Connection name (optional if only one connection exists)
- schema: Schema name (optional, uses default if not specified)

Example: whodb_tables(connection="mydb", schema="public")

whodb_columns

Describe columns in a table.

Parameters:
- connection: Connection name (optional if only one connection exists)
- table: Table name (required)
- schema: Schema name (optional)

Example: whodb_columns(connection="mydb", table="users")

CLI Commands (Fallback)

If MCP tools are unavailable, use the CLI directly via Bash:

Query Execution

whodb-cli query "SELECT * FROM users LIMIT 10" --connection mydb --format json

Schema Discovery

# List schemas
whodb-cli schemas --connection mydb --format json

# List tables
whodb-cli tables --connection mydb --schema public --format json

# Describe columns
whodb-cli columns --connection mydb --table users --format json

Connection Management

# List connections
whodb-cli connections list --format json

# Test connection
whodb-cli connections test mydb

# Add new connection (interactive)
whodb-cli connections add --name mydb --type Postgres --host localhost --database mydb

Data Export

# Export to CSV
whodb-cli export --connection mydb --table users --output users.csv

# Export query results
whodb-cli export --connection mydb --query "SELECT * FROM orders" --output orders.xlsx

Workflow Examples

Explore a New Database

1. List connections: whodb_connections
2. List schemas: whodb_schemas(connection="name")
3. List tables: whodb_tables(connection="name", schema="public")
4. Describe table: whodb_columns(connection="name", table="users")
5. Sample data: whodb_query(connection="name", query="SELECT * FROM users LIMIT 5")

Answer Data Questions

1. Understand the schema first - check table structure
2. Write targeted queries with appropriate filters
3. Always use LIMIT for exploratory queries
4. Present results in a clear, readable format

Best Practices

• Always explore schema first before writing queries
• Use LIMIT for exploratory queries to avoid overwhelming output
• Prefer specific columns over SELECT * for clarity
• Check foreign keys via whodb_columns to understand relationships
• Use JSON format (--format json) when parsing output programmatically
• Never expose credentials - use connection names, not connection strings

Weekly Installs

64

Repository

clidey/whodb

GitHub Stars

4.7K

First Seen

Jan 23, 2026

Security Audits

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Installed on

opencode58

gemini-cli56

github-copilot56

codex55

claude-code53

cursor52