The pricing for Cloud SQL is determined by various factors, including the database engine, instance type, storage, CPUs, memory, location, network usage, and IP addresses used.

• Storage: Costs are based on the provisioned storage for Cloud SQL in GiB per month.
  ‍
• CPUs: Charges depend on the number of CPUs selected for the Cloud SQL instance.
  ‍
• Memory: Costs are associated with the amount of memory selected for the Cloud SQL instance.
  ‍
• Location: The location where data is hosted affects the pricing.
  ‍
• Network Usage: Costs depend on the amount of network traffic leaving the instance.
  ‍
• IP Addresses: Charges are based on the number of assigned and used IP addresses.

MySQL and PostgreSQL pricing have similar structures, while SQL Server pricing is slightly different.

Cloud SQL pricing for MySQL and PostgreSQL consists of the following charges:

• CPU & Memory Pricing: Depends on the region where your instance is located and the commitment term.
  ‍
• Storage & Networking Pricing: Depends on the region where your instance is located.
  ‍
• Instance Pricing: Charges are based on the region where your instance is located and are billed for every second the instance is running. Each second of usage counts toward a chargeable minute.

Cloud SQL for SQL Server consists of the following charges:

• CPU & Memory Pricing: Same as the others
  ‍
• Storage & Networking Pricing: Same as the others
  ‍
• Licensing: Instead of instance pricing, SQL Server instances are charged a 10-minute minimum for licenses. After 10 minutes, SQL Server licenses are charged in 1-minute increments.