clintropolis commented on code in PR #19597:
URL: https://github.com/apache/druid/pull/19597#discussion_r3438056786
##########
multi-stage-query/src/main/java/org/apache/druid/msq/indexing/destination/SegmentGenerationUtils.java:
##########
@@ -112,6 +99,34 @@ public static DataSchema makeDataSchemaForIngestion(
} else {
transformSpec = null;
}
+
+ // base-table mode, the destination supplies the base-table shape
+ if (destination.getBaseTable() != null) {
+ final Granularity queryGranularity =
+
query.context().getGranularity(DruidSqlInsert.SQL_INSERT_QUERY_GRANULARITY,
jsonMapper);
+ final BaseTableProjectionSpec baseTable =
+ destination.getBaseTable().withQueryGranularity(queryGranularity);
+ return DataSchema.builder()
+ .withDataSource(destination.getDataSource())
+ .withTimestamp(new
TimestampSpec(ColumnHolder.TIME_COLUMN_NAME, "millis", null))
+ .withTransform(transformSpec)
+ .withBaseTable(baseTable)
Review Comment:
i was planning on wiring this up in a follow-up that enables projections
support for clustered segments, but i guess it doesn't hurt to wire it up now
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