In this post, we will see how to resolve Change spark configuration at runtime in Databricks Question: Is it possible to change spark configuration properties at runtime? I’m using databricks and my goal is to read some cassandra table used ...

In this post, we will see how to resolve What is the number of Partitions allowed in Cassandra? Question: Is it okay to have large number of partitions in cassandra? Will heap memory bloat? Best Answer: Mathematically speaking, Cassandra can ...

In this post, we will see how to resolve Evaluation of Cassandra ring Question: I am not sure if this is the right place to post this but let me know if not. So, I have a Cassandra ring with ...

In this post, we will see how to resolve Key-value database with random value access Question: I’m looking for a database for storing binary data (16KB per document). Requirements: high availability random access of bytes, i.e. read bytes from 40 ...

In this post, we will see how to resolve Does taking advantage of dynamic columns in Cassandra require duplicated data in each row? Question: I’ve been trying to understand how one would model time series data in Cassandra, like shown ...

In this post, we will see how to resolve Cassandra & Python Driver Issue Question: I am getting this issue with my Cassandra, please help me resolve this issue. I am using the latest version of the cassandra_driver and python ...

In this post, we will see how to resolve Is Cassandra table creation slow? Question: I’ve a Jar file that initialises my Cassandra database during which it creates ~13 tables. This file is being run by our tests where we ...

In this post, we will see how to resolve How do I find the partition key of Cassandra partitions with size greater than 100MB? Question: I want to get a list of partition with size greater than 100 MB for ...

In this post, we will see how to resolve Apache Cassandra decommission second DC and join nodes into first DC as brand new nodes? Question: My Cassandra cluster consists of 2 DCs, each DC has 5 nodes and replication factor ...

In this post, we will see how to resolve Cassandra CLUSTERING ORDER does not order data properly Question: I created a table that has timestamps in it but when I try to Cluster Order By the timestamp variable, it is ...