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Posted to issues@iceberg.apache.org by GitBox <gi...@apache.org> on 2022/09/08 04:28:31 UTC
[GitHub] [iceberg] rajarshisarkar opened a new pull request, #5725: Docs: Add snapshot references metadata table
rajarshisarkar opened a new pull request, #5725:
URL: https://github.com/apache/iceberg/pull/5725
Add docs for snapshot references metadata table https://github.com/apache/iceberg/pull/4807
Proposal doc: [Link](https://docs.google.com/document/d/1tbATFPrKF3vNlzkgZQdaW8CAJmbjvryfrlg6C2Ci_aA/edit#heading=h.yxi0c6l48qw0)
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cc: @rdblue @jackye1995 @amogh-jahagirdar
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[GitHub] [iceberg] jackye1995 merged pull request #5725: Docs: Add snapshot references metadata table
Posted by GitBox <gi...@apache.org>.
jackye1995 merged PR #5725:
URL: https://github.com/apache/iceberg/pull/5725
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[GitHub] [iceberg] singhpk234 commented on a diff in pull request #5725: Docs: Add snapshot references metadata table
Posted by GitBox <gi...@apache.org>.
singhpk234 commented on code in PR #5725:
URL: https://github.com/apache/iceberg/pull/5725#discussion_r965495316
##########
docs/spark-queries.md:
##########
@@ -371,6 +371,19 @@ Note:
2. `contains_nan` could return null, which indicates that this information is not available from the file's metadata.
This usually occurs when reading from V1 table, where `contains_nan` is not populated.
+### References
+
+To show a table's known snapshot references:
+
+```sql
+SELECT * FROM prod.db.table.refs
+```
+| name | type | snapshot_id | max_reference_age_in_ms | min_snapshots_to_keep | max_snapshot_age_in_ms |
Review Comment:
[nit] can add a new line before this
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[GitHub] [iceberg] jackye1995 commented on pull request #5725: Docs: Add snapshot references metadata table
Posted by GitBox <gi...@apache.org>.
jackye1995 commented on PR #5725:
URL: https://github.com/apache/iceberg/pull/5725#issuecomment-1241066748
Thanks for adding the doc! @rajarshisarkar , and thanks for the review @singhpk234 @nastra
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