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https://issues.apache.org/jira/browse/BEAM-7356?focusedWorklogId=247196&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-247196
 ]

ASF GitHub Bot logged work on BEAM-7356:
----------------------------------------

                Author: ASF GitHub Bot
            Created on: 23/May/19 00:34
            Start Date: 23/May/19 00:34
    Worklog Time Spent: 10m 
      Work Description: reuvenlax commented on pull request #8613: [BEAM-7356] 
Support generic field selections in Filter.
URL: https://github.com/apache/beam/pull/8613#discussion_r286737920
 
 

 ##########
 File path: 
sdks/java/core/src/main/java/org/apache/beam/sdk/schemas/transforms/Filter.java
 ##########
 @@ -84,95 +87,128 @@
 
   /** Implementation of the filter. */
   public static class Inner<T> extends PTransform<PCollection<T>, 
PCollection<T>> {
-    private final Map<String, SerializableFunction<?, Boolean>> 
fieldNameFilters =
-        Maps.newHashMap();
-    private final Map<Integer, SerializableFunction<?, Boolean>> 
fieldIdFilters = Maps.newHashMap();
-    private final Map<List<String>, SerializableFunction<Row, Boolean>> 
fieldNamesFilters =
-        Maps.newHashMap();
-    private final Map<List<Integer>, SerializableFunction<Row, Boolean>> 
fieldIdsFilters =
-        Maps.newHashMap();
+    @AutoValue
+    abstract static class FilterDescription<FieldT> implements Serializable {
+      abstract FieldAccessDescriptor getFieldAccessDescriptor();
+
+      abstract SerializableFunction<FieldT, Boolean> getPredicate();
+
+      @Nullable
+      abstract Schema getOutputSchema();
+
+      abstract boolean getUnbox();
 
 Review comment:
   Done
 
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Issue Time Tracking
-------------------

    Worklog Id:     (was: 247196)
    Time Spent: 1.5h  (was: 1h 20m)

> Select should support nested schema selectors
> ---------------------------------------------
>
>                 Key: BEAM-7356
>                 URL: https://issues.apache.org/jira/browse/BEAM-7356
>             Project: Beam
>          Issue Type: Sub-task
>          Components: sdk-java-core
>            Reporter: Reuven Lax
>            Priority: Major
>          Time Spent: 1.5h
>  Remaining Estimate: 0h
>




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