feat: New PropertyMask field which allows partial commits, lookups, and query results (#1455)

* feat: New PropertyMask field which allows partial commits, lookups, and query results

PiperOrigin-RevId: 635449160

Source-Link: googleapis/googleapis@dde0ec1

Source-Link: https://github.com/googleapis/googleapis-gen/commit/8caa60d9aea82964a19cdf8faf91384911db8bdd
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* 🦉 Updates from OwlBot post-processor

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---------

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Author: gcf-owl-bot[bot]

proto-google-cloud-datastore-v1/src/main/java/com/google/datastore/v1/DatastoreProto.java

@@ -170,4 +170,54 @@ public interface LookupRequestOrBuilder
    * </code>
    */
   com.google.datastore.v1.KeyOrBuilder getKeysOrBuilder(int index);
+
+  /**
+   *
+   *
+   * <pre>
+   * The properties to return. Defaults to returning all properties.
+   *
+   * If this field is set and an entity has a property not referenced in the
+   * mask, it will be absent from [LookupResponse.found.entity.properties][].
+   *
+   * The entity's key is always returned.
+   * </pre>
+   *
+   * <code>.google.datastore.v1.PropertyMask property_mask = 5;</code>
+   *
+   * @return Whether the propertyMask field is set.
+   */
+  boolean hasPropertyMask();
+  /**
+   *
+   *
+   * <pre>
+   * The properties to return. Defaults to returning all properties.
+   *
+   * If this field is set and an entity has a property not referenced in the
+   * mask, it will be absent from [LookupResponse.found.entity.properties][].
+   *
+   * The entity's key is always returned.
+   * </pre>
+   *
+   * <code>.google.datastore.v1.PropertyMask property_mask = 5;</code>
+   *
+   * @return The propertyMask.
+   */
+  com.google.datastore.v1.PropertyMask getPropertyMask();
+  /**
+   *
+   *
+   * <pre>
+   * The properties to return. Defaults to returning all properties.
+   *
+   * If this field is set and an entity has a property not referenced in the
+   * mask, it will be absent from [LookupResponse.found.entity.properties][].
+   *
+   * The entity's key is always returned.
+   * </pre>
+   *
+   * <code>.google.datastore.v1.PropertyMask property_mask = 5;</code>
+   */
+  com.google.datastore.v1.PropertyMaskOrBuilder getPropertyMaskOrBuilder();
 }