创建 Cloud SQL for MySQL 实例的读取副本
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此示例演示了如何创建 Cloud SQL for MySQL 主实例的只读副本。在正常情况下,只读副本几乎可实时反映主实例的更改。
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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,["# Create a read replica Cloud SQL for MySQL instance\n\nThis sample demonstrates how to create a read replica of the primary Cloud SQL for MySQL instance. A read replica reflects changes to the primary in almost real time, in normal circumstances.\n\nExplore further\n---------------\n\n\nFor detailed documentation that includes this code sample, see the following:\n\n- [Create read replicas](/sql/docs/mysql/replication/create-replica)\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\" \"read_replica\" {\n name = \"mysql-replica-instance-name\"\n master_instance_name = google_sql_database_instance.primary.name\n region = \"europe-west4\"\n database_version = \"MYSQL_8_0\"\n\n replica_configuration {\n failover_target = false\n }\n\n settings {\n tier = \"db-n1-standard-2\"\n availability_type = \"ZONAL\"\n disk_size = \"100\"\n }\n # set `deletion_protection` to true, will ensure that one cannot accidentally delete this instance by\n # use of Terraform whereas `deletion_protection_enabled` flag protects this instance at the GCP level.\n deletion_protection = false\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)."]]