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Posted to commits@druid.apache.org by GitBox <gi...@apache.org> on 2020/09/02 23:15:13 UTC
[GitHub] [druid] joykent99 commented on a change in pull request #10332: Fix stringFirst/stringLast rollup during ingestion
joykent99 commented on a change in pull request #10332:
URL: https://github.com/apache/druid/pull/10332#discussion_r482589444
##########
File path: integration-tests/src/test/resources/indexer/wikipedia_merge_index_task.json
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@@ -0,0 +1,70 @@
+{
+ "type": "index",
+ "spec": {
+ "dataSchema": {
+ "dataSource": "%%DATASOURCE%%",
+ "metricsSpec": [
+ {
+ "type": "count",
+ "name": "count"
+ },
+ {
+ "type": "doubleSum",
+ "name": "added",
+ "fieldName": "added"
+ },
+ {
+ "type": "doubleSum",
+ "name": "deleted",
+ "fieldName": "deleted"
+ },
+ {
+ "type": "doubleSum",
+ "name": "delta",
+ "fieldName": "delta"
+ },
+ {
+ "type": "stringFirst",
+ "name": "first_user",
+ "fieldName": "user"
+ },
+ {
+ "type": "stringLast",
+ "name": "last_user",
+ "fieldName": "user"
+ }
Review comment:
The issue described in #7243 requires a trigger of merging of two index files, which will in turn cause a rollup of two rows. I wasn't able to trigger that in `wikipedia_index_task.json`. This is why I added a new task to capture this case.
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