Questions tagged [cassandra-jdbc-driver]
8 questions
2
votes
2 answers
How can I implement Liquibase with scyllaDB?
I tried to implement Liquibase with Apache Cassandra using the guide Liquibase with Apache Cassandra. The guide was well-explained, and I was able to successfully implement the example.
However, since I am new to ScyllaDB and Liquibase, I am now…
Asif
- 198
- 10
2
votes
0 answers
How can we use Liquibase for ScyllaDB?
I've read about Liquibase Migration Tool, and implemented it for Cassandra. For this,
First I downloaded Liquibase (version 4.1.1) and add its directory path to PATH variable.
$ echo…
Zaryab Ali
- 161
- 7
1
vote
2 answers
Dockerized Liquibase cannot connect to Dockerized Scylladb, getting "DatabaseException: Connection could not be created"
I'm working with liquibase migration tool, it is working fine through terminal (update the table in scylla db).
Now I want to dockerize it, for this I do the following steps:
Create liquibase.properties file:
changeLogFile: changelog.sql
url:…
Asif
- 198
- 10
1
vote
1 answer
How can we upgrade our Java 7 code which uses JDBC connection to Cassandra?
Iam trying to connect to Cassandra DB using Java JDBC. I have a ConnectionManager class with a constructor accepting all the required params for connectivity.
The application uses JDK 7 and now are planning to upgrade the project to JDK 11.
We have…
santhosh_athreya
- 25
- 5
1
vote
1 answer
Cassandra Simba driver doesn't respect fetch size
I'm using CassandraJDBC42.jar and I added setFetchSize=200 and I tried to pull 100k data it took a while so I tried to setFetchSize=5000 and it took the same time
aya ahmed
- 11
- 1
0
votes
1 answer
How do I drop a Cassandra table with Spark JDBC?
I'm writing a Spark-based app and have to drop some tables in Cassandra DB.
I know how to read from tables with spark.read.format("jdbc"). I know how to save dataframe with df.write.format("jbdc").
But how can I drop a table that I don't need…
Felix
- 3,351
- 6
- 40
- 68
0
votes
1 answer
Can JDBC be used with Cassandra?
I have generic functions in my project that handle each database type, whether it's MySql or Oracle and more by using Statement and JDBC Connection.
However when I try using them for supporting Cassandra, it doesn't work so I created a new function…
123josh123
- 147
- 9
-1
votes
1 answer
Getting null PK_NAME when using the Cassandra JDBC driver
Currently I am trying to get the primaryKey from cassandra using JDBC API where I am using Apache Simba Driver .
We are trying extracting the Primary Key Name but currently it is returning the value as null
try (ResultSet pk =…
