Set connection pool and overflow limits when using Go

Configure the connection pool size and overflow when connecting to Cloud SQL for PostgreSQL by using Go's database/sql package.

Explore further

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

• Manage database connections

Code sample

Go

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

// Set maximum number of connections in idle connection pool.
db.SetMaxIdleConns(5)

// Set maximum number of open connections to the database.
db.SetMaxOpenConns(7)

What's next

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