yihua commented on code in PR #13669: URL: https://github.com/apache/hudi/pull/13669#discussion_r2252233034
########## hudi-spark-datasource/hudi-spark/src/test/java/org/apache/hudi/table/upgrade/TestUpgradeDowngrade.java: ########## @@ -0,0 +1,653 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package org.apache.hudi.table.upgrade; + +import org.apache.hudi.common.config.RecordMergeMode; +import org.apache.hudi.common.model.HoodieIndexMetadata; +import org.apache.hudi.common.table.HoodieTableConfig; +import org.apache.hudi.common.table.HoodieTableMetaClient; +import org.apache.hudi.common.table.HoodieTableVersion; +import org.apache.hudi.common.table.timeline.HoodieInstant; +import org.apache.hudi.common.table.timeline.HoodieTimeline; +import org.apache.hudi.common.table.timeline.InstantFileNameGenerator; +import org.apache.hudi.common.table.timeline.versioning.TimelineLayoutVersion; +import org.apache.hudi.common.testutils.HoodieTestUtils; +import org.apache.hudi.common.util.Option; +import org.apache.hudi.config.HoodieWriteConfig; +import org.apache.hudi.metadata.HoodieTableMetadata; +import org.apache.hudi.storage.StoragePath; +import org.apache.hudi.testutils.SparkClientFunctionalTestHarness; +import org.apache.spark.sql.Dataset; +import org.apache.spark.sql.Row; + +import java.util.Arrays; +import java.util.HashSet; +import java.util.Set; +import java.util.stream.Collectors; + +import org.junit.jupiter.api.io.TempDir; +import org.junit.jupiter.params.ParameterizedTest; +import org.junit.jupiter.params.provider.Arguments; +import org.junit.jupiter.params.provider.MethodSource; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +import java.io.IOException; +import java.util.Properties; +import java.util.stream.Stream; + +import static org.junit.jupiter.api.Assertions.assertEquals; +import static org.junit.jupiter.api.Assertions.assertNotNull; +import static org.junit.jupiter.api.Assertions.assertTrue; + +/** + * Test class for upgrade/downgrade operations using pre-created fixture tables + * from different Hudi releases. + */ +public class TestUpgradeDowngrade extends SparkClientFunctionalTestHarness { + + private static final Logger LOG = LoggerFactory.getLogger(TestUpgradeDowngrade.class); + private static final String FIXTURES_BASE_PATH = "/upgrade-downgrade-fixtures/mor-tables/"; + + @TempDir + java.nio.file.Path tempDir; + + private HoodieTableMetaClient metaClient; + + @ParameterizedTest + @MethodSource("upgradeVersions") + public void testUpgradeOnly(HoodieTableVersion originalVersion) throws Exception { + LOG.info("Testing upgrade for version {}", originalVersion); + + HoodieTableMetaClient originalMetaClient = loadFixtureTable(originalVersion); + assertEquals(originalVersion, originalMetaClient.getTableConfig().getTableVersion(), + "Fixture table should be at expected version"); + + Option<HoodieTableVersion> targetVersionOpt = getNextVersion(originalVersion); + if (!targetVersionOpt.isPresent()) { + LOG.info("Skipping upgrade test for version {} (no higher version available)", originalVersion); + return; + } + HoodieTableVersion targetVersion = targetVersionOpt.get(); + + HoodieWriteConfig config = createWriteConfig(originalMetaClient, true); + + int initialPendingCommits = originalMetaClient.getCommitsTimeline().filterPendingExcludingCompaction().countInstants(); + int initialCompletedCommits = originalMetaClient.getCommitsTimeline().filterCompletedInstants().countInstants(); + + // Read original data before upgrade for validation + Dataset<Row> originalData = readTableData(originalMetaClient, "before upgrade"); Review Comment: Should the rows be collected into a `List` to trigger the execution and then converted back to `Dataset<Row>`, to make sure the data fetching is actually executed before the upgrade? ########## hudi-spark-datasource/hudi-spark/src/test/java/org/apache/hudi/table/upgrade/TestUpgradeDowngrade.java: ########## @@ -0,0 +1,653 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package org.apache.hudi.table.upgrade; + +import org.apache.hudi.common.config.RecordMergeMode; +import org.apache.hudi.common.model.HoodieIndexMetadata; +import org.apache.hudi.common.table.HoodieTableConfig; +import org.apache.hudi.common.table.HoodieTableMetaClient; +import org.apache.hudi.common.table.HoodieTableVersion; +import org.apache.hudi.common.table.timeline.HoodieInstant; +import org.apache.hudi.common.table.timeline.HoodieTimeline; +import org.apache.hudi.common.table.timeline.InstantFileNameGenerator; +import org.apache.hudi.common.table.timeline.versioning.TimelineLayoutVersion; +import org.apache.hudi.common.testutils.HoodieTestUtils; +import org.apache.hudi.common.util.Option; +import org.apache.hudi.config.HoodieWriteConfig; +import org.apache.hudi.metadata.HoodieTableMetadata; +import org.apache.hudi.storage.StoragePath; +import org.apache.hudi.testutils.SparkClientFunctionalTestHarness; +import org.apache.spark.sql.Dataset; +import org.apache.spark.sql.Row; + +import java.util.Arrays; +import java.util.HashSet; +import java.util.Set; +import java.util.stream.Collectors; + +import org.junit.jupiter.api.io.TempDir; +import org.junit.jupiter.params.ParameterizedTest; +import org.junit.jupiter.params.provider.Arguments; +import org.junit.jupiter.params.provider.MethodSource; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +import java.io.IOException; +import java.util.Properties; +import java.util.stream.Stream; + +import static org.junit.jupiter.api.Assertions.assertEquals; +import static org.junit.jupiter.api.Assertions.assertNotNull; +import static org.junit.jupiter.api.Assertions.assertTrue; + +/** + * Test class for upgrade/downgrade operations using pre-created fixture tables + * from different Hudi releases. + */ +public class TestUpgradeDowngrade extends SparkClientFunctionalTestHarness { + + private static final Logger LOG = LoggerFactory.getLogger(TestUpgradeDowngrade.class); + private static final String FIXTURES_BASE_PATH = "/upgrade-downgrade-fixtures/mor-tables/"; + + @TempDir + java.nio.file.Path tempDir; + + private HoodieTableMetaClient metaClient; + + @ParameterizedTest + @MethodSource("upgradeVersions") + public void testUpgradeOnly(HoodieTableVersion originalVersion) throws Exception { + LOG.info("Testing upgrade for version {}", originalVersion); + + HoodieTableMetaClient originalMetaClient = loadFixtureTable(originalVersion); + assertEquals(originalVersion, originalMetaClient.getTableConfig().getTableVersion(), + "Fixture table should be at expected version"); + + Option<HoodieTableVersion> targetVersionOpt = getNextVersion(originalVersion); + if (!targetVersionOpt.isPresent()) { + LOG.info("Skipping upgrade test for version {} (no higher version available)", originalVersion); + return; + } + HoodieTableVersion targetVersion = targetVersionOpt.get(); + + HoodieWriteConfig config = createWriteConfig(originalMetaClient, true); + + int initialPendingCommits = originalMetaClient.getCommitsTimeline().filterPendingExcludingCompaction().countInstants(); + int initialCompletedCommits = originalMetaClient.getCommitsTimeline().filterCompletedInstants().countInstants(); + + // Read original data before upgrade for validation + Dataset<Row> originalData = readTableData(originalMetaClient, "before upgrade"); + + LOG.info("Upgrading from {} to {}", originalVersion, targetVersion); + new UpgradeDowngrade(originalMetaClient, config, context(), SparkUpgradeDowngradeHelper.getInstance()) + .run(targetVersion, null); + + HoodieTableMetaClient upgradedMetaClient = HoodieTableMetaClient.builder() + .setConf(storageConf().newInstance()) + .setBasePath(originalMetaClient.getBasePath()) + .build(); + + assertTableVersionOnDataAndMetadataTable(upgradedMetaClient, targetVersion); + validateVersionSpecificProperties(upgradedMetaClient, originalVersion, targetVersion); + validateDataConsistency(originalData, upgradedMetaClient, "after upgrade"); + + int finalPendingCommits = upgradedMetaClient.getCommitsTimeline().filterPendingExcludingCompaction().countInstants(); + assertTrue(finalPendingCommits <= initialPendingCommits, + "Pending commits should be cleaned up or reduced after upgrade"); + + int finalCompletedCommits = upgradedMetaClient.getCommitsTimeline().filterCompletedInstants().countInstants(); + assertTrue(finalCompletedCommits >= initialCompletedCommits, + "Completed commits should be preserved or increased after upgrade"); + + LOG.info("Successfully completed upgrade test for version {} -> {}", originalVersion, targetVersion); + } + + @ParameterizedTest + @MethodSource("downgradeVersions") + public void testDowngradeOnly(HoodieTableVersion targetVersion) throws Exception { Review Comment: I see most logic is shared between `testUpgradeOnly` and `testDowngradeOnly`. Should they be consolidated into `testUpgradeOrDowngrade(HoodieTableVersion fromVersion, HoodieTableVersion toVersion)`? ########## hudi-spark-datasource/hudi-spark/src/test/java/org/apache/hudi/table/upgrade/TestUpgradeDowngrade.java: ########## @@ -0,0 +1,653 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package org.apache.hudi.table.upgrade; + +import org.apache.hudi.common.config.RecordMergeMode; +import org.apache.hudi.common.model.HoodieIndexMetadata; +import org.apache.hudi.common.table.HoodieTableConfig; +import org.apache.hudi.common.table.HoodieTableMetaClient; +import org.apache.hudi.common.table.HoodieTableVersion; +import org.apache.hudi.common.table.timeline.HoodieInstant; +import org.apache.hudi.common.table.timeline.HoodieTimeline; +import org.apache.hudi.common.table.timeline.InstantFileNameGenerator; +import org.apache.hudi.common.table.timeline.versioning.TimelineLayoutVersion; +import org.apache.hudi.common.testutils.HoodieTestUtils; +import org.apache.hudi.common.util.Option; +import org.apache.hudi.config.HoodieWriteConfig; +import org.apache.hudi.metadata.HoodieTableMetadata; +import org.apache.hudi.storage.StoragePath; +import org.apache.hudi.testutils.SparkClientFunctionalTestHarness; +import org.apache.spark.sql.Dataset; +import org.apache.spark.sql.Row; + +import java.util.Arrays; +import java.util.HashSet; +import java.util.Set; +import java.util.stream.Collectors; + +import org.junit.jupiter.api.io.TempDir; +import org.junit.jupiter.params.ParameterizedTest; +import org.junit.jupiter.params.provider.Arguments; +import org.junit.jupiter.params.provider.MethodSource; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +import java.io.IOException; +import java.util.Properties; +import java.util.stream.Stream; + +import static org.junit.jupiter.api.Assertions.assertEquals; +import static org.junit.jupiter.api.Assertions.assertNotNull; +import static org.junit.jupiter.api.Assertions.assertTrue; + +/** + * Test class for upgrade/downgrade operations using pre-created fixture tables + * from different Hudi releases. + */ +public class TestUpgradeDowngrade extends SparkClientFunctionalTestHarness { + + private static final Logger LOG = LoggerFactory.getLogger(TestUpgradeDowngrade.class); + private static final String FIXTURES_BASE_PATH = "/upgrade-downgrade-fixtures/mor-tables/"; + + @TempDir + java.nio.file.Path tempDir; + + private HoodieTableMetaClient metaClient; + + @ParameterizedTest + @MethodSource("upgradeVersions") + public void testUpgradeOnly(HoodieTableVersion originalVersion) throws Exception { + LOG.info("Testing upgrade for version {}", originalVersion); + + HoodieTableMetaClient originalMetaClient = loadFixtureTable(originalVersion); + assertEquals(originalVersion, originalMetaClient.getTableConfig().getTableVersion(), + "Fixture table should be at expected version"); + + Option<HoodieTableVersion> targetVersionOpt = getNextVersion(originalVersion); + if (!targetVersionOpt.isPresent()) { + LOG.info("Skipping upgrade test for version {} (no higher version available)", originalVersion); + return; + } + HoodieTableVersion targetVersion = targetVersionOpt.get(); + + HoodieWriteConfig config = createWriteConfig(originalMetaClient, true); + + int initialPendingCommits = originalMetaClient.getCommitsTimeline().filterPendingExcludingCompaction().countInstants(); + int initialCompletedCommits = originalMetaClient.getCommitsTimeline().filterCompletedInstants().countInstants(); + + // Read original data before upgrade for validation + Dataset<Row> originalData = readTableData(originalMetaClient, "before upgrade"); + + LOG.info("Upgrading from {} to {}", originalVersion, targetVersion); + new UpgradeDowngrade(originalMetaClient, config, context(), SparkUpgradeDowngradeHelper.getInstance()) + .run(targetVersion, null); + + HoodieTableMetaClient upgradedMetaClient = HoodieTableMetaClient.builder() + .setConf(storageConf().newInstance()) + .setBasePath(originalMetaClient.getBasePath()) + .build(); + + assertTableVersionOnDataAndMetadataTable(upgradedMetaClient, targetVersion); + validateVersionSpecificProperties(upgradedMetaClient, originalVersion, targetVersion); + validateDataConsistency(originalData, upgradedMetaClient, "after upgrade"); + + int finalPendingCommits = upgradedMetaClient.getCommitsTimeline().filterPendingExcludingCompaction().countInstants(); + assertTrue(finalPendingCommits <= initialPendingCommits, + "Pending commits should be cleaned up or reduced after upgrade"); + + int finalCompletedCommits = upgradedMetaClient.getCommitsTimeline().filterCompletedInstants().countInstants(); Review Comment: For certain version upgrade, assert `finalPendingCommit` is 0 since rollback should happen? ########## hudi-spark-datasource/hudi-spark/src/test/java/org/apache/hudi/table/upgrade/TestUpgradeDowngrade.java: ########## @@ -0,0 +1,653 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package org.apache.hudi.table.upgrade; + +import org.apache.hudi.common.config.RecordMergeMode; +import org.apache.hudi.common.model.HoodieIndexMetadata; +import org.apache.hudi.common.table.HoodieTableConfig; +import org.apache.hudi.common.table.HoodieTableMetaClient; +import org.apache.hudi.common.table.HoodieTableVersion; +import org.apache.hudi.common.table.timeline.HoodieInstant; +import org.apache.hudi.common.table.timeline.HoodieTimeline; +import org.apache.hudi.common.table.timeline.InstantFileNameGenerator; +import org.apache.hudi.common.table.timeline.versioning.TimelineLayoutVersion; +import org.apache.hudi.common.testutils.HoodieTestUtils; +import org.apache.hudi.common.util.Option; +import org.apache.hudi.config.HoodieWriteConfig; +import org.apache.hudi.metadata.HoodieTableMetadata; +import org.apache.hudi.storage.StoragePath; +import org.apache.hudi.testutils.SparkClientFunctionalTestHarness; +import org.apache.spark.sql.Dataset; +import org.apache.spark.sql.Row; + +import java.util.Arrays; +import java.util.HashSet; +import java.util.Set; +import java.util.stream.Collectors; + +import org.junit.jupiter.api.io.TempDir; +import org.junit.jupiter.params.ParameterizedTest; +import org.junit.jupiter.params.provider.Arguments; +import org.junit.jupiter.params.provider.MethodSource; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +import java.io.IOException; +import java.util.Properties; +import java.util.stream.Stream; + +import static org.junit.jupiter.api.Assertions.assertEquals; +import static org.junit.jupiter.api.Assertions.assertNotNull; +import static org.junit.jupiter.api.Assertions.assertTrue; + +/** + * Test class for upgrade/downgrade operations using pre-created fixture tables + * from different Hudi releases. + */ +public class TestUpgradeDowngrade extends SparkClientFunctionalTestHarness { + + private static final Logger LOG = LoggerFactory.getLogger(TestUpgradeDowngrade.class); + private static final String FIXTURES_BASE_PATH = "/upgrade-downgrade-fixtures/mor-tables/"; + + @TempDir + java.nio.file.Path tempDir; + + private HoodieTableMetaClient metaClient; + + @ParameterizedTest + @MethodSource("upgradeVersions") + public void testUpgradeOnly(HoodieTableVersion originalVersion) throws Exception { + LOG.info("Testing upgrade for version {}", originalVersion); + + HoodieTableMetaClient originalMetaClient = loadFixtureTable(originalVersion); + assertEquals(originalVersion, originalMetaClient.getTableConfig().getTableVersion(), + "Fixture table should be at expected version"); + + Option<HoodieTableVersion> targetVersionOpt = getNextVersion(originalVersion); + if (!targetVersionOpt.isPresent()) { + LOG.info("Skipping upgrade test for version {} (no higher version available)", originalVersion); + return; + } + HoodieTableVersion targetVersion = targetVersionOpt.get(); + + HoodieWriteConfig config = createWriteConfig(originalMetaClient, true); + + int initialPendingCommits = originalMetaClient.getCommitsTimeline().filterPendingExcludingCompaction().countInstants(); + int initialCompletedCommits = originalMetaClient.getCommitsTimeline().filterCompletedInstants().countInstants(); + + // Read original data before upgrade for validation + Dataset<Row> originalData = readTableData(originalMetaClient, "before upgrade"); + + LOG.info("Upgrading from {} to {}", originalVersion, targetVersion); + new UpgradeDowngrade(originalMetaClient, config, context(), SparkUpgradeDowngradeHelper.getInstance()) + .run(targetVersion, null); + + HoodieTableMetaClient upgradedMetaClient = HoodieTableMetaClient.builder() + .setConf(storageConf().newInstance()) + .setBasePath(originalMetaClient.getBasePath()) + .build(); + + assertTableVersionOnDataAndMetadataTable(upgradedMetaClient, targetVersion); + validateVersionSpecificProperties(upgradedMetaClient, originalVersion, targetVersion); + validateDataConsistency(originalData, upgradedMetaClient, "after upgrade"); + + int finalPendingCommits = upgradedMetaClient.getCommitsTimeline().filterPendingExcludingCompaction().countInstants(); + assertTrue(finalPendingCommits <= initialPendingCommits, + "Pending commits should be cleaned up or reduced after upgrade"); + + int finalCompletedCommits = upgradedMetaClient.getCommitsTimeline().filterCompletedInstants().countInstants(); + assertTrue(finalCompletedCommits >= initialCompletedCommits, + "Completed commits should be preserved or increased after upgrade"); + + LOG.info("Successfully completed upgrade test for version {} -> {}", originalVersion, targetVersion); + } + + @ParameterizedTest + @MethodSource("downgradeVersions") + public void testDowngradeOnly(HoodieTableVersion targetVersion) throws Exception { + LOG.info("Testing downgrade for version {}", targetVersion); + + HoodieTableMetaClient targetMetaClient = loadFixtureTable(targetVersion); + assertEquals(targetVersion, targetMetaClient.getTableConfig().getTableVersion(), + "Fixture table should be at expected version"); + + Option<HoodieTableVersion> sourceVersionOpt = getPreviousVersion(targetVersion); + if (!sourceVersionOpt.isPresent()) { + LOG.info("Skipping downgrade test for version {} (no lower version available)", targetVersion); + return; + } + HoodieTableVersion sourceVersion = sourceVersionOpt.get(); + + HoodieWriteConfig config = createWriteConfig(targetMetaClient, true); + + // Count initial timeline state + int initialPendingCommits = targetMetaClient.getCommitsTimeline().filterPendingExcludingCompaction().countInstants(); + int initialCompletedCommits = targetMetaClient.getCommitsTimeline().filterCompletedInstants().countInstants(); + + // Read original data before downgrade for validation + Dataset<Row> originalData = readTableData(targetMetaClient, "before downgrade"); Review Comment: Similar here -- This is an automated message from the Apache Git Service. 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