diff --git a/modules/mysql/README.md b/modules/mysql/README.md
index 5457d9a1..9d982795 100644
--- a/modules/mysql/README.md
+++ b/modules/mysql/README.md
@@ -53,7 +53,7 @@ Note: CloudSQL provides [disk autoresize](https://cloud.google.com/sql/docs/mysq
| read\_replica\_deletion\_protection | Used to block Terraform from deleting replica SQL Instances. | `bool` | `false` | no |
| read\_replica\_deletion\_protection\_enabled | Enables protection of a read replica from accidental deletion across all surfaces (API, gcloud, Cloud Console and Terraform). | `bool` | `false` | no |
| read\_replica\_name\_suffix | The optional suffix to add to the read instance name | `string` | `""` | no |
-| read\_replicas | List of read replicas to create. Encryption key is required for replica in different region. For replica in same region as master set encryption\_key\_name = null | list(object({
name = string
name_override = optional(string)
tier = optional(string)
edition = optional(string)
availability_type = optional(string)
zone = optional(string)
disk_type = optional(string)
disk_autoresize = optional(bool)
disk_autoresize_limit = optional(number)
disk_size = optional(string)
user_labels = map(string)
database_flags = list(object({
name = string
value = string
}))
backup_configuration = optional(object({
binary_log_enabled = bool
transaction_log_retention_days = string
}))
insights_config = optional(object({
query_plans_per_minute = number
query_string_length = number
record_application_tags = bool
record_client_address = bool
}))
ip_configuration = object({
authorized_networks = optional(list(map(string)), [])
ipv4_enabled = optional(bool)
private_network = optional(string, )
ssl_mode = optional(string)
allocated_ip_range = optional(string)
enable_private_path_for_google_cloud_services = optional(bool, false)
psc_enabled = optional(bool, false)
psc_allowed_consumer_projects = optional(list(string), [])
})
encryption_key_name = optional(string)
})) | `[]` | no |
+| read\_replicas | List of read replicas to create. Encryption key is required for replica in different region. For replica in same region as master set encryption\_key\_name = null | list(object({
name = string
name_override = optional(string)
tier = optional(string)
edition = optional(string)
availability_type = optional(string)
zone = optional(string)
disk_type = optional(string)
disk_autoresize = optional(bool)
disk_autoresize_limit = optional(number)
disk_size = optional(string)
user_labels = map(string)
database_flags = list(object({
name = string
value = string
}))
backup_configuration = optional(object({
binary_log_enabled = bool
transaction_log_retention_days = string
}))
insights_config = optional(object({
query_plans_per_minute = number
query_string_length = number
record_application_tags = bool
record_client_address = bool
}))
ip_configuration = object({
authorized_networks = optional(list(map(string)), [])
ipv4_enabled = optional(bool)
private_network = optional(string, )
ssl_mode = optional(string)
allocated_ip_range = optional(string)
enable_private_path_for_google_cloud_services = optional(bool, false)
psc_enabled = optional(bool, false)
psc_allowed_consumer_projects = optional(list(string), [])
})
encryption_key_name = optional(string)
data_cache_enabled = optional(bool)
})) | `[]` | no |
| region | The region of the Cloud SQL resources | `string` | `"us-central1"` | no |
| replica\_database\_version | The read replica database version to use. This var should only be used during a database update. The update sequence 1. read-replica 2. master, setting this to an updated version will cause the replica to update, then you may update the master with the var database\_version and remove this field after update is complete | `string` | `""` | no |
| root\_password | MySQL password for the root user. | `string` | `null` | no |
diff --git a/modules/mysql/read_replica.tf b/modules/mysql/read_replica.tf
index fff1ff5b..01995648 100644
--- a/modules/mysql/read_replica.tf
+++ b/modules/mysql/read_replica.tf
@@ -116,6 +116,13 @@ resource "google_sql_database_instance" "replicas" {
zone = lookup(each.value, "zone", local.zone)
}
+ dynamic "data_cache_config" {
+ for_each = coalesce(each.value.edition, var.edition, "ENTERPRISE") == "ENTERPRISE_PLUS" && coalesce(each.value.data_cache_enabled, var.data_cache_enabled, false) ? ["cache_enabled"] : []
+ content {
+ data_cache_enabled = lookup(each.value, "data_cache_enabled", var.data_cache_enabled)
+ }
+ }
+
}
depends_on = [google_sql_database_instance.default]
diff --git a/modules/mysql/variables.tf b/modules/mysql/variables.tf
index 7730f8ff..9ea2a6d6 100644
--- a/modules/mysql/variables.tf
+++ b/modules/mysql/variables.tf
@@ -290,6 +290,7 @@ variable "read_replicas" {
psc_allowed_consumer_projects = optional(list(string), [])
})
encryption_key_name = optional(string)
+ data_cache_enabled = optional(bool)
}))
default = []
}