pabloem commented on a change in pull request #15434:
URL: https://github.com/apache/beam/pull/15434#discussion_r732212614
##########
File path:
sdks/java/examples/deltalake/data/delta-lake-stream-03/_delta_log/00000000000000000002.json
##########
@@ -0,0 +1,5 @@
+{"commitInfo":{"timestamp":1625288960258,"operation":"STREAMING
UPDATE","operationParameters":{"outputMode":"Append","queryId":"32bdce17-fd78-4b6b-a142-bdb29c874d9c","epochId":"2"},"readVersion":1,"isBlindAppend":true,"operationMetrics":{"numRemovedFiles":"0","numOutputRows":"35","numOutputBytes":"5163","numAddedFiles":"3"}}}
+{"txn":{"appId":"32bdce17-fd78-4b6b-a142-bdb29c874d9c","version":2,"lastUpdated":1625288960258}}
Review comment:
this may not be necessary, but I see that delta lake also compresses
`json` files into parquet subfiles. Does it make sense to add that kind of
file? (maybe you're doing it in test code and I haven't gotten there)
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