Retry a failed connection when using Node.js

Retry failed connections when connecting to Cloud SQL for PostgreSQL by using the Node.js knex module.

Explore further

For detailed documentation that includes this code sample, see the following:

• Manage database connections

Code sample

Node.js

To authenticate to Cloud SQL for PostgreSQL, set up Application Default Credentials. For more information, see Set up authentication for a local development environment.

// 'knex' uses a built-in retry strategy which does not implement backoff.
// 'createRetryIntervalMillis' is how long to idle after failed connection creation before trying again
config.pool.createRetryIntervalMillis = 200; // 0.2 seconds

What's next

To search and filter code samples for other Google Cloud products, see the Google Cloud sample browser.