HDDS-15155. Add ozone debug ldb drop_column_family subcommand#10167
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smengcl wants to merge 2 commits intoapache:masterfrom
Open
HDDS-15155. Add ozone debug ldb drop_column_family subcommand#10167smengcl wants to merge 2 commits intoapache:masterfrom
ozone debug ldb drop_column_family subcommand#10167smengcl wants to merge 2 commits intoapache:masterfrom
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adoroszlai
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May 1, 2026
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adoroszlai
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Thanks @smengcl for the patch.
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looks good |
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Pull request overview
Adds a new ozone debug ldb subcommand to drop a RocksDB column family, along with unit/integration tests and user documentation to support safe usage.
Changes:
- Add
drop-column-familysubcommand toozone debug ldbfor dropping a specified column family (with interactive confirmation by default). - Add unit tests covering success, error cases, confirmation behavior, and failure when DB is already open.
- Add an integration test validating dropping
snapshotInfoTablefrom an OM DB checkpoint, plus documentation updates.
Reviewed changes
Copilot reviewed 5 out of 5 changed files in this pull request and generated 1 comment.
Show a summary per file
| File | Description |
|---|---|
| hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/shell/TestOzoneDebugShell.java | Adds integration coverage for dropping snapshotInfoTable from an OM checkpoint DB. |
| hadoop-ozone/cli-debug/src/test/java/org/apache/hadoop/ozone/debug/ldb/TestDropColumnFamily.java | Adds unit tests for the new drop-column-family command (including confirmations and DB-open failure). |
| hadoop-ozone/cli-debug/src/main/java/org/apache/hadoop/ozone/debug/ldb/RDBParser.java | Registers DropColumnFamily as an ozone debug ldb subcommand. |
| hadoop-ozone/cli-debug/src/main/java/org/apache/hadoop/ozone/debug/ldb/DropColumnFamily.java | Implements the new drop-column-family command. |
| hadoop-hdds/docs/content/tools/debug/Ldb.md | Documents the new command and its confirmation behavior. |
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| @CommandLine.Command( | ||
| name = "drop-column-family", | ||
| description = "Drop a column family from the DB.") |
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What changes were proposed in this pull request?
Add drop_column_family subcommand under
ozone debug ldb.e.g.
What is the link to the Apache JIRA
https://issues.apache.org/jira/browse/HDDS-15155
How was this patch tested?