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此示例指定要为实例保留的自动备份数量。
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[[["易于理解","easyToUnderstand","thumb-up"],["解决了我的问题","solvedMyProblem","thumb-up"],["其他","otherUp","thumb-up"]],[["很难理解","hardToUnderstand","thumb-down"],["信息或示例代码不正确","incorrectInformationOrSampleCode","thumb-down"],["没有我需要的信息/示例","missingTheInformationSamplesINeed","thumb-down"],["翻译问题","translationIssue","thumb-down"],["其他","otherDown","thumb-down"]],[],[],[],null,["# Set automated backup retention for an instance\n\nThis sample specifies the number of automated backups to retain for an instance.\n\nExplore further\n---------------\n\n\nFor detailed documentation that includes this code sample, see the following:\n\n- [Create and manage on-demand and automatic backups](/sql/docs/mysql/backup-recovery/backing-up)\n\nCode sample\n-----------\n\n### Terraform\n\n\nTo learn how to apply or remove a Terraform configuration, see\n[Basic Terraform commands](/docs/terraform/basic-commands).\n\n\nFor more information, see the\n[Terraform provider reference documentation](https://registry.terraform.io/providers/hashicorp/google/latest/docs).\n\n resource \"google_sql_database_instance\" \"default\" {\n name = \"mysql-instance-backup-retention\"\n region = \"asia-northeast1\"\n database_version = \"MYSQL_8_0\"\n settings {\n tier = \"db-f1-micro\"\n backup_configuration {\n enabled = true\n backup_retention_settings {\n retained_backups = 365\n retention_unit = \"COUNT\"\n }\n }\n }\n }\n\nWhat's next\n-----------\n\n\nTo search and filter code samples for other Google Cloud products, see the\n[Google Cloud sample browser](/docs/samples?product=cloud_sql_mysql)."]]