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.

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

Code sample


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

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