@java.lang.Override
  public com.google.cloud.memorystore.v1.PersistenceConfig.RDBConfig getRdbConfig() {
    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>

@return The rdbConfig.
java-valkey/proto-google-cloud-valkey-v1/src/main/java/com/google/cloud/memorystore/v1/PersistenceConfig.java