public boolean hasRdbConfig() {
      return ((bitField0_ & 0x00000002) != 0);
    }
<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>

@return Whether the rdbConfig field is set.
java-valkey/proto-google-cloud-valkey-v1beta/src/main/java/com/google/cloud/memorystore/v1beta/PersistenceConfig.java