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Connect to Azure Database for PostgreSQL Flexible Server from Node.js/TypeScript using the pg (node-postgres) package.
Passed 21 of 22 test cases with the skill, and 16 of 22 without it.
and 4 more in the full report
5 fixed16 passed either way1 still failing0 broke
Tokens, turns and time describe resource use, not a dollar price.
One of 5 test cases the skill fixed. Same model, same prompt, with and without the skill.
Write a node-postgres parameterized query string to select all users where their ID is in an array of integers. The array parameter is passed as `$1`.
| Checked | Without skill | With skill |
|---|---|---|
| Uses the syntax ANY($1::int[]) | Missed | Passed |
The instructions your model reads when the skill loads.
Connect to Azure Database for PostgreSQL Flexible Server using the pg (node-postgres) package with support for password and Microsoft Entra ID (passwordless) authentication.
npm install pg @azure/identity
npm install -D @types/pg
# Required
AZURE_POSTGRESQL_HOST=<server>.postgres.database.azure.com
AZURE_POSTGRESQL_DATABASE=<database>
AZURE_POSTGRESQL_PORT=5432
# For password authentication
AZURE_POSTGRESQL_USER=<username>
AZURE_POSTGRESQL_PASSWORD=<password>
# For Entra ID authentication
AZURE_POSTGRESQL_USER=<entra-user>@<server> # e.g., [email protected]
AZURE_POSTGRESQL_CLIENTID=<managed-identity-client-id> # For user-assigned identity
AZURE_TOKEN_CREDENTIALS=prod # Required only if DefaultAzureCredential is used in production
import { Client, Pool } from "pg";
const client = new Client({
host: process.env.AZURE_POSTGRESQL_HOST,
database: process.env.AZURE_POSTGRESQL_DATABASE,
user: process.env.AZURE_POSTGRESQL_USER,
test cases passed, vs 16 / 22 without
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