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CHANGELOG.md

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Changelog

Only listing significant user-visible, not internal code cleanups and minor bug fixes.

1.8.0 (upcoming)

  • Make Akka Http timeouts configurable

1.7.0 (November 2016)

  • Zookeeper security through Kerberos.
  • Spark-Mesosphere dependency instead of Apache Spark.
  • Pluggable security manager, enabling authorization and auditing.
  • HTTP/HTTPS Communication layer with transparent driver.
  • Kerberos support for HDFS
  • TLS mutual validation for HTTP
  • Vault support for retrieve secrets (keytabs, tls certificates...)
  • Bug Fixes:
    • Cancellation message is now delivered to the client.
  • Updated dependencies with curator and stratio-commons-utils compatible with Zookeeper 3.5.x
  • Asynchronous shell implemented
  • "Create table as select" without datasource
  • Query cancellation service for both HTTP & ClusterClient channels
  • Bug with mute shell fixed

1.6.0 (September 2016)

  • Elasticsearch:

    • Support import tables without specifying a particular resource
    • Adds BINARY, TINYINT, FLOAT types.
    • Adds support for sub documents at Native side.

  • Major Akka version upgrade to 2.4 (2.4.9), thus enabling putting the server behind HAProxy.

  • Resolve queries using fully qualified identifiers.

  • Service discovery of Akka Cluster and Hazelcast members for servers through Zookeeper.

1.5.0 (August 2016)

  • Global index: use of inverted indices for speeding-up queries
  • Downgrade to Elasticsearch 2.0.2
  • Session management
  • Multitenant architecture: isolate metadata (catalog and configuration)
  • Multiple driver's instances per JVM

1.4.0 (July 2016)

  • Upgrade to Elasticsearch 2.3

1.3.0 (June 2016)

  • Upgrade to Spark 1.6.1
  • Support for INSERT INTO
  • Support for ADD JAR
  • Enabled Scala cross builds for Scala 2.10 and Scala 2.11.
  • Encryption for the communication between client and server.
  • Added method to check communication between client ans server.
  • Upgrade Stratio spark-mongodb to 0.11.2
  • Upgrade Datastax spark-cassandra-connector to 1.6.0
  • Upgrade Elasticsearch-hadoop to 2.3
  • Improved communication between client and server.
  • Native jobs available in SparkUI
  • Improved native access to MongoDB

1.2.2 (May 2016)

  • Upgrade spark-mongodb to 0.11.2
  • Security Manager added
  • Deploying uber-jars in Maven

1.2.1 (April 2016)

  • Deploy mode parameter for Spark-Submit configuration added
  • Bux fixing in package creation

1.2.0 (March 2016)

  • StreamSQL: Streaming capabilities from a SQL language including insert into select (Batch + Streaming)
  • Improved asynchronous driver API
  • Create external tables
  • Cancellable jobs
  • Zookeeper catalog
  • CSV datasource added
  • Avro datasource added
  • Session identifiers in queries
  • Zeppelin interpreter added
  • Resolution of conflictive names with aliases preference

1.1.0 (February 2016)

  • Flattener of subdocuments for relational interfaces
  • Flattener of collections for relational interfaces
  • Persistent views (not materialized)
  • Improvements in the aliases resolution of Spark through the Crossdata Context
  • Improvements in the stability of the Crossdata Servers
  • Usage of environment variables to configure Crossdata

1.0.2 (January 2016)

  • Downgrade postgres version to 9.2
  • Permgem space increased
  • Performance improvements

1.0.1 (January 2016)

  • Fix server script

1.0.0 (December 2015)

  • Architecture migrated to Spark Catalyst.
  • Upgraded Spark 1.5.2
  • Mix data from different datastores: Cassandra, MongoDB and Elasticsearch.
  • Native access to datastores: Cassandra, MongoDB and Elasticsearch.
  • Java/Scala Driver API for external projects like ODBC/JDBC.
  • Improved and extended SparkContext: XDContext.
  • Pluggable and persistent catalog.
  • Metadata discovery.
  • Temporary views.
  • P2P architecture: High availability and scalability.
  • Query builder.