public com.google.cloud.memorystore.v1.PersistenceConfig.RDBConfigOrBuilder
        getRdbConfigOrBuilder() {
      if (rdbConfigBuilder_ != null) {
        return rdbConfigBuilder_.getMessageOrBuilder();
      } else {
        return rdbConfig_ == null
            ? com.google.cloud.memorystore.v1.PersistenceConfig.RDBConfig.getDefaultInstance()
            : rdbConfig_;
      }
    }
<pre>
Optional. RDB configuration. This field will be ignored if mode is not RDB.
</pre>

<code>
.google.cloud.memorystore.v1.PersistenceConfig.RDBConfig rdb_config = 2 [(.google.api.field_behavior) = OPTIONAL];
</code>
java-valkey/proto-google-cloud-valkey-v1/src/main/java/com/google/cloud/memorystore/v1/PersistenceConfig.java