arina-ielchiieva commented on a change in pull request #1539: DRILL-6847: Add
Query Metadata to RESTful Interface
URL: https://github.com/apache/drill/pull/1539#discussion_r233457684
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File path:
exec/java-exec/src/main/java/org/apache/drill/exec/server/rest/WebUserConnection.java
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@@ -106,7 +110,10 @@ public void sendData(RpcOutcomeListener<Ack> listener,
QueryWritableBatch result
// TODO: Clean: DRILL-2933: That load(...) no longer throws
// SchemaChangeException, so check/clean catch clause below.
for (int i = 0; i < loader.getSchema().getFieldCount(); ++i) {
- columns.add(loader.getSchema().getColumn(i).getName());
+
+ MaterializedField col = loader.getSchema().getColumn(i);
+ columns.add(col.getName());
+ metadata.add(col.getType().getMinorType().name());
Review comment:
1. Duplicating column name does not make sense.
2. You may not output precision and scale is they are absent, depends in
which Object you plan to deserialize this information.
3. Look at major type, for example.
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