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DataStax Spark Connector for Apache Cassandra

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SNEHA GHOSH, Arvydas Jonusonis2

11/22/24

Spark cassandra connector slowness as compared to cassandra java driver

Hi Sneha, Spark operations are generally bulk-oriented - when you say you "fired off 360 queries

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Spark cassandra connector slowness as compared to cassandra java driver

Hi Sneha, Spark operations are generally bulk-oriented - when you say you "fired off 360 queries

11/22/24

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9/4/24

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Invoice from If you have any issues, do let us know +1 (808) 501-2295 (7555)

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9/4/24

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9/3/24

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9/3/24

8/15/24

WriteConf for TTL/writetime not honored on delete/updates (appending collections)

When attempting to set the TTL when saving a CQL collection in "append" mode as shown here,

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WriteConf for TTL/writetime not honored on delete/updates (appending collections)

When attempting to set the TTL when saving a CQL collection in "append" mode as shown here,

8/15/24

8/9/24

"max-requests-per-secs" not working in spark cluster

Hello Team, I have raised a JIRA ticket (https://datastax-oss.atlassian.net/browse/SPARKC-714) on

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"max-requests-per-secs" not working in spark cluster

Hello Team, I have raised a JIRA ticket (https://datastax-oss.atlassian.net/browse/SPARKC-714) on

8/9/24

7/10/24

Scala Dataframe - spark.cassandra.sql.pushdown.additionalClasses not working

I am encountering a Singleton object not available error when trying to add the parameter spark.

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Scala Dataframe - spark.cassandra.sql.pushdown.additionalClasses not working

I am encountering a Singleton object not available error when trying to add the parameter spark.

7/10/24

Clayton Stout, … Jayant Gope7

6/8/24

Metrics not reporting

Hey, could you please explain, what's the purpose of the jar file - spark-cassandra-connector-

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Metrics not reporting

Hey, could you please explain, what's the purpose of the jar file - spark-cassandra-connector-

6/8/24

Max Pimm, … Jayant Gope6

6/8/24

CassandraConnectorSource not on executor classpath

Hey, did you figure it out? On Wednesday, January 10, 2018 at 2:04:53 PM UTC+5:30 dev.rabin...@gmail.

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CassandraConnectorSource not on executor classpath

Hey, did you figure it out? On Wednesday, January 10, 2018 at 2:04:53 PM UTC+5:30 dev.rabin...@gmail.

6/8/24

HURLEY WINFORD HEMINGWAY

10/10/23

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10/10/23

8/11/23

ColumnSelector backward compatibility

Old schema: CREATE TYPE test.address (city text, street text); CREATE TABLE test.companies (name text

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ColumnSelector backward compatibility

Old schema: CREATE TYPE test.address (city text, street text); CREATE TABLE test.companies (name text

8/11/23

8/10/23

Springboot and cassandra join table sample required

Hi Team, I am using springboot java and cassandra for my project. I have two cassandra tables say A

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Springboot and cassandra join table sample required

Hi Team, I am using springboot java and cassandra for my project. I have two cassandra tables say A

8/10/23

7/30/23

Materialized View - reads error

I am able to read cassandra tables with catalog but not able to read Materialized Views, Exception in

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Materialized View - reads error

I am able to read cassandra tables with catalog but not able to read Materialized Views, Exception in

7/30/23

2/17/23

Building for Scala Version 2.11 spark-cassandra-connector 3.31

This says you can build for Scala 2.11.12: https://github.com/datastax/spark-cassandra-connector/blob

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Building for Scala Version 2.11 spark-cassandra-connector 3.31

This says you can build for Scala 2.11.12: https://github.com/datastax/spark-cassandra-connector/blob

2/17/23

1/25/23

getting prometheus daata from cassandra but in actual format

Hii, please help me out with how to import Cassandra data into the KNIME Analytics tool and even

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getting prometheus daata from cassandra but in actual format

Hii, please help me out with how to import Cassandra data into the KNIME Analytics tool and even

1/25/23

1/19/23

Cqlsession error

Hi all, I'm facing an error in connecting Cassandra to the KNIME Analytics tool. I've

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Cqlsession error

Hi all, I'm facing an error in connecting Cassandra to the KNIME Analytics tool. I've

1/19/23

Marquis Wong, … Jaroslaw Grabowski4

6/20/22

Scala 2.13 support?

Yes, please use https://cla.datastax.com/. On Sat, Jun 18, 2022 at 7:08 PM Marquis Wong <marquis@w

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Scala 2.13 support?

Yes, please use https://cla.datastax.com/. On Sat, Jun 18, 2022 at 7:08 PM Marquis Wong <marquis@w

6/20/22

6/3/22

PySpark - Creating a new table from a Dataframe

Hi, In the python docs I'm seeing ways to save a dataframe to an existing table, but I'd like

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PySpark - Creating a new table from a Dataframe

Hi, In the python docs I'm seeing ways to save a dataframe to an existing table, but I'd like

6/3/22

Yogesh Kumar Garg

2/1/22

Regarding Spark Cassandra Metrics - Spark 2.3.0 Scala 2.11 Connector com.datastax.spark:spark-cassandra-connector_2.11:2.3.0

I am developing a spark application where I am loading the data into Cassandra and I am using the

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Regarding Spark Cassandra Metrics - Spark 2.3.0 Scala 2.11 Connector com.datastax.spark:spark-cassandra-connector_2.11:2.3.0

I am developing a spark application where I am loading the data into Cassandra and I am using the

2/1/22

Igor Markiewicz, Alex Ott4

11/6/21

Spark SQL doesn't allow empty IN in clauses

Cassandra connector works on already parsed expression... Create query programmatically, using Spark

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Spark SQL doesn't allow empty IN in clauses

Cassandra connector works on already parsed expression... Create query programmatically, using Spark

11/6/21

Igor Markiewicz, Alex Ott5

10/23/21

Direct joins don't work with keyspaces that start with a digit

Thank you for your help. I created a ticket https://datastax-oss.atlassian.net/browse/SPARKC-667 On

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Direct joins don't work with keyspaces that start with a digit

Thank you for your help. I created a ticket https://datastax-oss.atlassian.net/browse/SPARKC-667 On

10/23/21

Alex G, Alex Ott2

10/14/21

Which spark-cassandra-connector should be used with DSE 6.18 ?

You may try following dependency instead (if you're running on Spark that is part of DSE): <

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Which spark-cassandra-connector should be used with DSE 6.18 ?

You may try following dependency instead (if you're running on Spark that is part of DSE): <

10/14/21

8/15/21

class java.sql.Timestamp cannot be cast to class java.time.Instant

connector version 3.1.0 ---- Spark SQL ------ Job aborted due to stage failure: Task 5 in stage 1.0

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class java.sql.Timestamp cannot be cast to class java.time.Instant

connector version 3.1.0 ---- Spark SQL ------ Job aborted due to stage failure: Task 5 in stage 1.0

8/15/21

Ebad Ahmadzadeh, … Jim Hatcher6

8/11/21

Access Scala RDD functions (deleteFromCassandra) from Pyspark

Thanks, Jim. I have seen the pyspark-cassandra library but my goal is to stay with the Spark-

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Access Scala RDD functions (deleteFromCassandra) from Pyspark

Thanks, Jim. I have seen the pyspark-cassandra library but my goal is to stay with the Spark-

8/11/21

7/22/21

Spark Cassandra connector - 1.2 - java.lang.ClassNotFoundException: com.twitter.jsr166e.LongAdder

Hi Team, In our one of the old deployment we are using Datastax spark cassandra connector version 1.2

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Spark Cassandra connector - 1.2 - java.lang.ClassNotFoundException: com.twitter.jsr166e.LongAdder

Hi Team, In our one of the old deployment we are using Datastax spark cassandra connector version 1.2

7/22/21

Jaroslaw Grabowski, 이상부2

7/18/21

Spark Cassandra Connector 3.1.0 is now available

Cassandra datatype Timestamp Error! Check please! java.lang.ClassCastException: class java.sql.

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Spark Cassandra Connector 3.1.0 is now available

Cassandra datatype Timestamp Error! Check please! java.lang.ClassCastException: class java.sql.

7/18/21

7/16/21

Spark Cassandra Connector v2.4.2 fails to build

Hi All, I wanted to use the release v2.4.2 which has added support to build on scala 2.12. But sbt is

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Spark Cassandra Connector v2.4.2 fails to build

Hi All, I wanted to use the release v2.4.2 which has added support to build on scala 2.12. But sbt is

7/16/21

4/15/21

Codec not found for requested operation: [BLOB <-> java.nio.HeapByteBuffer]

Hi all, I upgraded Spark from version 2.4.5 to 3.0.1 and the DataStax Spark Connector from version

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Codec not found for requested operation: [BLOB <-> java.nio.HeapByteBuffer]

Hi all, I upgraded Spark from version 2.4.5 to 3.0.1 and the DataStax Spark Connector from version

4/15/21

Jaroslaw Grabowski

4/8/21

[Release] Spark Cassandra Connector 2.5.2 and 3.0.1 are now available

We are proud to announce the release of the DataStax Spark Cassandra Connector Version 2.5.2 and 3.0.

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[Release] Spark Cassandra Connector 2.5.2 and 3.0.1 are now available

We are proud to announce the release of the DataStax Spark Cassandra Connector Version 2.5.2 and 3.0.

4/8/21

Marc Ramírez Invernon2

1/28/21

Error performing joins with spark cassandra connector

there is a type error: col("spplited").getItem(2).as("id") col("spplited

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Error performing joins with spark cassandra connector

there is a type error: col("spplited").getItem(2).as("id") col("spplited

1/28/21

Harrison T, Alex Ott11

1/22/21

Trying to run Cassandra Connector v2 in sparkR

I opened a ticket for this issue on the Jira. It should have all the information that we've

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Trying to run Cassandra Connector v2 in sparkR

I opened a ticket for this issue on the Jira. It should have all the information that we've

1/22/21

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