public Builder clearPersistenceConfig() {
      bitField0_ = (bitField0_ & ~0x00008000);
      persistenceConfig_ = null;
      if (persistenceConfigBuilder_ != null) {
        persistenceConfigBuilder_.dispose();
        persistenceConfigBuilder_ = null;
      }
      onChanged();
      return this;
    }
<pre>
Optional. Persistence configuration of the instance.
</pre>

<code>
.google.cloud.memorystore.v1.PersistenceConfig persistence_config = 14 [(.google.api.field_behavior) = OPTIONAL];
</code>
java-valkey/proto-google-cloud-valkey-v1/src/main/java/com/google/cloud/memorystore/v1/Instance.java