public com.google.cloud.memorystore.v1beta.PersistenceConfig.RDBConfig.Builder
        getRdbConfigBuilder() {
      bitField0_ |= 0x00000002;
      onChanged();
      return getRdbConfigFieldBuilder().getBuilder();
    }
<pre>
Optional. RDB configuration. This field will be ignored if mode is not RDB.
</pre>

<code>
.google.cloud.memorystore.v1beta.PersistenceConfig.RDBConfig rdb_config = 2 [(.google.api.field_behavior) = OPTIONAL];
</code>
java-valkey/proto-google-cloud-valkey-v1beta/src/main/java/com/google/cloud/memorystore/v1beta/PersistenceConfig.java