YCSB 0.8.0

Incompatible changes

• ❗ Elasticsearch config parameter changes. See elasticsearch/README.md for full list (#684).

Known issues

• ❗ The Cassandra CQL clients do not use prepared statements (#458).
• ❗ Updated datastax drivers to support Cassandra 3.
• Building Cassandra CQL with JDK 8 issues a org.hyperic.sigar.SigarException: no libsigar-amd64-linux.so in java.library.path. JDK 7 builds OK.
• The mongodb binding does not honor the maxPoolSize=XX parameter and instead opens a connection per client thread. (see #317)
• ‼️ Running directly from a source checkout on Windows is not supported. (see #335)
• Several unsupported datastore bindings are still listed in CLI help. (see #328)
• The HBase binding does not report a clear error message on encountering version incompatibility. (see #343)
• Datastore drivers that lack timeouts may result in YCSB failing to honor the maxexecutiontime parameter. (See #618)

Changes

• #626, #627, #628: Accumulo improvements
• #669, #673: Cassandra improvements
• #641, #656, #657: Core improvements
• #631: Couchbase improvements
• #647: Dynamodb improvements
• #644, #684, #693: Elasticsearch improvements
• #648: Geode improvements
• #621, #651, #692: HBase10 improvements
• #650: Infinispan improvements
• #629: Orientdb improvements
• #652: S3 improvements
• #649: Tarantool improvements

Tested Databases

Tested support

The following datastore bindings have been verified as working as of this release:

• Apache Accumulo 1.6.0 (via accumulo binding).
• Apache Cassandra 2.5.5 (via cassandra2-cql binding).
• Couchbase 4.1 (via couchbase binding).
• DynamoDB using AWS SDK 1.10.48 (via dynamodb binding).
• Elasticsearch 2.0.2, 2.1.2, 2.2.2, 2.3.1 (via elasticsearch binding).
• Apache Geode (incubating) 1.0.0-incubating.M1 (via geode binding).
• Apache HBase 1.0.0 (CDH5.5.2) (via hbase10 bindings).
• MongoDB 1.8.5(async only), 2.0.9, 2.2.7, 2.4.14, 2.6.12, 3.0.11, 3.2.4 (via mongodb and mongodb-async bindings).
• Amazon S3 (via s3 binding).
• Tarantool 1.6.6-249, 1.6.8, 1.7-alpha (via tarantool binding).

Supported

• Aerospike (via aerospike binding).
• Apache HBase 0.9.8 (via hbase098 binding).
• Apache Kudu (incubating) (via kudu binding).
• Apache Solr 5.4.0 (via solr binding).
• Google Cloud Datastore (via googledatastore binding).
• JDBC on MySQL 5.1.73 (via jdbc binding).
• Memcached 1.4.4 (via memcached binding).

Untested

• Apache Cassandra versions prior to 2.0 (via cassandra-7, cassandra-8, cassandra-10 bindings).
• Apache Cassandra versions 3+ (via cassandra2-cql bindings).
• Apache HBase (via hbase094 binding).
• HyperTable (via hypertable binding).
• Infinispan (via infinispan and infinispan-cs bindings)
• Mapkeeper (via mapkeeper binding)
• NoSQLDB (via nosqldb binding)
• OrientDB 2.1.2 (via orientdb binding).

0.8.0 Release Candidate 4

WARNING: THIS IS A RELEASE CANDIDATE AND IS NOT INTENDED FOR DOWNSTREAM USE.

This source is a candidate for release version 0.8.0. Please see #678 issue for testing instructions and where to leave your feedback.

Compared to the previous release (0.8.0 RC4), this candidate contains:

• HBase10 improvements #692

0.8.0 Release Candidate 3

WARNING: THIS IS A RELEASE CANDIDATE AND IS NOT INTENDED FOR DOWNSTREAM USE.

This source is a candidate for release version 0.8.0. Please see #678 issue for testing instructions and where to leave your feedback.

Compared to the previous release (0.8.0 RC3), this candidate contains:

• Elasticsearch improvements #693

0.8.0 Release Candidate 2

WARNING: THIS IS A RELEASE CANDIDATE AND IS NOT INTENDED FOR DOWNSTREAM USE.

This source is a candidate for release version 0.8.0. Please see #678 issue for testing instructions and where to leave your feedback.

Compared to the previous release (0.8.0 RC2), this candidate contains:

• Elasticsearch improvements #684

0.8.0 Release Candidate 1

WARNING: THIS IS A RELEASE CANDIDATE AND IS NOT INTENDED FOR DOWNSTREAM USE.

This source is a candidate for release version 0.8.0. Please see #678 issue for testing instructions and where to leave your feedback.

Compared to the previous release (0.7.0), this candidate contains:

• Accumulo improvements:#626, #627, #628
• Cassandra improvements: #669, #673
• Core improvements: #641, #656, #657
• Couchbase improvements: #631
• Dynamodb improvements: #647
• Elasticsearch improvements: #644
• Geode improvements: #648
• HBase10 improvements: #621, #651
• Infinispan improvements: #650
• Orientdb improvements: #629
• S3 improvements: #652
• Tarantool improvements: #649

Breaking changes:

• None.

YCSB 0.7.0

Incompatible changes

• ❗ #620 GemFire binding replaced with Apache Geode (incubating) binding (gemfire -> geode)

Known issues

• ❗ The Cassandra CQL clients do not use prepared statements (#458).
• The mongodb binding does not honor the maxPoolSize=XX parameter and instead opens a connection per client thread. (see #317)
• ‼️ Running directly from a source checkout on Windows is not supported. (see #335)
• Several unsupported datastore bindings are still listed in CLI help. (see #328)
• The HBase binding does not report a clear error message on encountering version incompatibility. (see #343)

Changes

• #574, #583: Apache Solr binding was added
• #567, #569, #572, #577, #581, #585, #586, #609, #625, #629: OrientDB improvements
• #591: HBase Kerberos support and use single connection
• #570, #596, #628: Accumulo improvements
• #588, #600: JDBC improvements
• #610: Couchbase scan implementation
• #522, #578: MongoDB improvements
• #592: DynamoDB version increase to 1.10.48
• #552: Elasticsearch version increase to 2.1.1
• #408: Improved CLI error messages

Tested Databases

Tested support

The following datastore bindings have been verified as working as of this release:

• 🆕 Apache Geode (incubating) 1.0.0-incubating.M1 (via geode binding).
• 🆕 Apache Solr 5.4.0 (via solr binding).
• Apache Accumulo 1.6.0 (via accumulo binding).
• Apache Cassandra 2.0.17 (via cassandra2-cql binding).
• Apache HBase 0.9.8 and 1.0.0 (via hbase098 and hbase10 bindings).
• Couchbase 4.0.0 (via couchbase binding).
• DynamoDB (via dynamodb binding).
• JDBC on MySQL 5.1.73 (via jdbc binding).
• Memcached 1.4.4 (via memcached binding).
• MongoDB 3.0.9 (via mongodb and mongodb-async bindings).
• OrientDB 2.1.2 (via orientdb binding).

Supported

• Aerospike (via aerospike binding).
• Amazon S3 (via s3 binding).
• Apache Kudu (incubating) (via kudu binding).
• Google Cloud Datastore (via googledatastore binding).
• Tarantool (via tarantool binding).

Untested

• Apache Cassandra versions prior to 2.0 (via cassandra-7, cassandra-8, cassandra-10, and cassandra-cql bindings).
• Apache HBase (via hbase094 binding).
• Elasticsearch (via elasticsearch binding).
• HyperTable (via hypertable binding).
• Infinispan (via infinispan and infinispan-cs bindings)
• Mapkeeper (via mapkeeper binding)
• NoSQLDB (via nosqldb binding)

0.7.0-RC2

WARNING: THIS IS A RELEASE CANDIDATE AND IS NOT INTENDED FOR DOWNSTREAM USE.

This source is a candidate for release version 0.7.0. Please see #624 issue for testing instructions and where to leave your feedback.

Compared to the previous release (0.7.0 RC1), this candidate contains:

• OrientDB improvement for readallfields: #629
• Accumulo don't run tests on Windows: #628

0.7.0 Release Candidate 1

WARNING: THIS IS A RELEASE CANDIDATE AND IS NOT INTENDED FOR DOWNSTREAM USE.

This source is a candidate for release version 0.7.0. Please see #624 issue for testing instructions and where to leave your feedback.

Compared to the previous release (0.6.0), this candidate contains:

• Apache Solr binding was added: #574, #583
• GemFire -> Apache Geode (incubating) binding: #620
• OrientDB improvements: #567, #569, #572, #577, #581, #585, #586, #609, #625
• HBase Kerberos support and use single connection: #591
• Accumulo improvements: #570, #596
• JDBC improvements: #588, #600
• Couchbase scan implementation: #610
• MongoDB improvements: #522, #578
• DynamoDB version increase: #592
• Elasticsearch version increase: #552
• Code formatting/cleanup: #555, #556, #557, #559, #561, #564, #565, #566

Breaking changes:

• ❗ gemfire binding changed to geode

YCSB 0.6.0

Incompatible changes

• ❗ #507 Record latency of successful and failed operations separately.
• ❗ #90 Added variance calculation of histogram latency reporting.

Known issues

• ❗ The Cassandra CQL clients do not use prepared statements (#458).
• The mongodb binding does not honor the maxPoolSize=XX parameter and instead opens a connection per client thread. (see #317)
• ‼️ Running directly from a source checkout on Windows is not supported. (see #335)
• Several unsupported datastore bindings are still listed in CLI help. (see #328)
• The Accumulo binding may report errors during cleanup. (see #340)
• The HBase binding does not report a clear error message on encountering version incompatibility. (see #343)

Changes

• #545: Update Tarantool driver version
• #528: Bump Kudu dependency to 0.6.0
• #540: Kudu - Bump the default admin timeout
• #518: Added memcached binding
• #535: Removed groupId (duplicate parent)
• #500: Add a Google Datastore client
• #372, #512: Add S3 storage bindings
• ‼️ #537: Cassandra - Added large deprecation message
• #536: Cassandra 2 - Added better property handling
• #526: Improved bin/ycsb script
• #570: Accumulo binding does not work in 0.5.0 release
• #561: removed tracing from Cassandra insert operations

Tested Databases

Tested support

The following datastore bindings have been verified as working as of this release:

• 🆕 Amazon S3.
• 🆕 Google Cloud Datastore.
• 🆕 Memcached.
• Apache Accumulo 1.6.0.
• Kudu (via kudu binding).
• Apache HBase (via hbase10 binding) 1.0.2.
• Aerospike (via aerospike binding).
• Tarantool 1.6.7.
• MongoDB 3.2.0, 3.0.8, 2.6.11, 2.4.14, 2.2.7, 2.0.9, 1.8.5 (via mongodb or mongodb-async binding).
• Apache Cassandra (via cassandra2-cql binding) 2.2.4.

Untested

• Apache Cassandra versions prior to 2.0.
• Apache HBase versions prior to 1.0.
• Couchbase 1.1.
• DynamoDB 1.3
• ElasticSearch
• Gemfire 8.1
• HyperTable 0.9
• Infinispan 7.2.2
• OrientDB 1.7.5

0.6.0 Release Candidate 3

WARNING: THIS IS A RELEASE CANDIDATE AND IS NOT INTENDED FOR DOWNSTREAM USE.

This source is a candidate for release version. Please see issue #542 for testing instructions and where to leave your feedback.

Compared to the previous RC (0.6.0-RC2), this candidate contains:

• #570: [accumulo] - correct client to use proposed table name instead of cached table name