Skip to content

Issue/fix batch consistency #408

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
pravinbhat merged 2 commits into from
Dec 9, 2025
Merged

Issue/fix batch consistency #408

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
c4b3483
Apply write consistency explicitly for batch statements
pravinbhat Dec 8, 2025
37ca6ba
Release details
pravinbhat Dec 8, 2025
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
3 changes: 2 additions & 1 deletion RELEASE.md
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -1,6 +1,7 @@
# Release Notes

## [5.7.1] - TBD
## [5.7.1] - 2025-12-15
- Fix batch write consistency [issue #257](https://github.com/datastax/cassandra-data-migrator/issues/257).
- Upgraded Java driver to `4.19.2` to consume fixes upstream for addressing the issue described at [CASSJAVA-116](https://issues.apache.org/jira/browse/CASSJAVA-116) issue.

## [5.7.0] - 2025-11-19
Expand Down
5 changes: 4 additions & 1 deletion src/main/java/com/datastax/cdm/job/CopyJobSession.java
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -16,6 +16,7 @@
package com.datastax.cdm.job;

import java.math.BigInteger;
import java.time.Duration;
import java.util.ArrayList;
import java.util.Collection;
import java.util.concurrent.CompletionStage;
Expand Down Expand Up @@ -48,13 +49,16 @@ public class CopyJobSession extends AbstractJobSession<PartitionRange> {
public Logger logger = LoggerFactory.getLogger(this.getClass().getName());
private TargetUpsertStatement targetUpsertStatement;
private TargetSelectByPKStatement targetSelectByPKStatement;
private BatchStatement batch = BatchStatement.newInstance(BatchType.UNLOGGED);

protected CopyJobSession(CqlSession originSession, CqlSession targetSession, PropertyHelper propHelper) {
super(originSession, targetSession, propHelper);
pkFactory = this.originSession.getPKFactory();
isCounterTable = this.originSession.getCqlTable().isCounterTable();
fetchSize = this.originSession.getCqlTable().getFetchSizeInRows();
batchSize = this.originSession.getCqlTable().getBatchSize();
batch.setConsistencyLevel(this.targetSession.getCqlTable().getWriteConsistencyLevel())
.setTimeout(Duration.ofSeconds(10));

logger.info("CQL -- origin select: {}", this.originSession.getOriginSelectByPartitionRangeStatement().getCQL());
logger.info("CQL -- target select: {}", this.targetSession.getTargetSelectByPKStatement().getCQL());
Expand All @@ -68,7 +72,6 @@ protected void processPartitionRange(PartitionRange range) {
if (null != trackRunFeature)
trackRunFeature.updateCdmRun(runId, min, TrackRun.RUN_STATUS.STARTED, "");

BatchStatement batch = BatchStatement.newInstance(BatchType.UNLOGGED);
JobCounter jobCounter = range.getJobCounter();

try {
Expand Down