Hello Tamas Mate, Gabor Kaszab, Zoltan Borok-Nagy, Gergely Fürnstáhl, Impala 
Public Jenkins,

I'd like you to reexamine a change. Please visit

    http://gerrit.cloudera.org:8080/19002

to look at the new patch set (#10).

Change subject: chnage zoltan's test 3/3 IMPALA-11482: Alter Table Execute 
Rollback for Iceberg tables.
......................................................................

chnage zoltan's test 3/3
IMPALA-11482: Alter Table Execute Rollback for Iceberg tables.

Iceberg table modifications cause new table snapshots to be created;
these snapshots represent an earlier version of the table. The Iceberg
API provides a way to rollback the table to a previous snapshot.

This change adds the ability to execute a rollback on Iceberg tables
using the following statements:

- ALTER TABLE <tbl> EXECUTE ROLLBACK(<snapshot id>)
- ALTER TABLE <tbl> EXECUTE ROLLBACK('<timestamp>')

The latter form of the command rolls back to the most recent snapshot
that has a creation timestamp that is older than the specified
timestamp.

Note that when a table is rolled back to a snapshot, a new snapshot is
created with the same snapshot id, but with a new creation timestamp.

Testing:
 - Added analysis unit tests.
 - Added e2e tests.
 - Converted test_time_travel to use get_snapshots() from iceberg_util.
 - Add a utility class to allow pytests to create tables with various
   iceberg catalogs.

Change-Id: Ic74913d3b81103949ffb5eef7cc936303494f8b9
---
M common/thrift/JniCatalog.thrift
M fe/src/main/cup/sql-parser.cup
A 
fe/src/main/java/org/apache/impala/analysis/AlterTableExecuteExpireSnapshotsStmt.java
A fe/src/main/java/org/apache/impala/analysis/AlterTableExecuteRollbackStmt.java
M fe/src/main/java/org/apache/impala/analysis/AlterTableExecuteStmt.java
M fe/src/main/java/org/apache/impala/catalog/FeFsTable.java
M fe/src/main/java/org/apache/impala/common/TransactionKeepalive.java
M fe/src/main/java/org/apache/impala/service/CatalogOpExecutor.java
M fe/src/main/java/org/apache/impala/service/IcebergCatalogOpExecutor.java
M fe/src/main/jflex/sql-scanner.flex
M fe/src/test/java/org/apache/impala/analysis/AnalyzeDDLTest.java
A 
testdata/workloads/functional-query/queries/QueryTest/iceberg-rollback-negative.test
M tests/custom_cluster/test_events_custom_configs.py
M tests/query_test/test_iceberg.py
M tests/util/iceberg_util.py
15 files changed, 676 insertions(+), 203 deletions(-)


  git pull ssh://gerrit.cloudera.org:29418/Impala-ASF refs/changes/02/19002/10
--
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Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-MessageType: newpatchset
Gerrit-Change-Id: Ic74913d3b81103949ffb5eef7cc936303494f8b9
Gerrit-Change-Number: 19002
Gerrit-PatchSet: 10
Gerrit-Owner: Andrew Sherman <asher...@cloudera.com>
Gerrit-Reviewer: Andrew Sherman <asher...@cloudera.com>
Gerrit-Reviewer: Gabor Kaszab <gaborkas...@cloudera.com>
Gerrit-Reviewer: Gergely Fürnstáhl <gfurnst...@cloudera.com>
Gerrit-Reviewer: Impala Public Jenkins <impala-public-jenk...@cloudera.com>
Gerrit-Reviewer: Tamas Mate <tma...@apache.org>
Gerrit-Reviewer: Zoltan Borok-Nagy <borokna...@cloudera.com>

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