tflobbe commented on code in PR #12326: URL: https://github.com/apache/lucene/pull/12326#discussion_r1214984687
########## lucene/core/src/java/org/apache/lucene/index/FieldInfos.java: ########## @@ -708,6 +750,23 @@ FieldInfo add(FieldInfo fi, long dvGen) { final FieldInfo curFi = fieldInfo(fi.getName()); if (curFi != null) { curFi.verifySameSchema(fi, globalFieldNumbers.strictlyConsistent); + + if (!globalFieldNumbers.strictlyConsistent) { + // For the not strictly consistent case (legacy index), we may need to merge the + // FieldInfo instances + FieldInfo updatedFieldInfo = curFi.handleLegacySupportedUpdates(fi); + if (updatedFieldInfo != null) { + if (fi.getDocValuesType() != DocValuesType.NONE + && curFi.getDocValuesType() == fi.getDocValuesType()) { + // Must also update docValuesType map so it's + // aware of this field's DocValuesType. This will throw IllegalArgumentException if + // an illegal type change was attempted. + globalFieldNumbers.setDocValuesType(fi.number, fi.getName(), fi.getDocValuesType()); Review Comment: Ah, yes, good catch! submitting a fix -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: issues-unsubscr...@lucene.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@lucene.apache.org For additional commands, e-mail: issues-h...@lucene.apache.org