Cassandra for Developers Training in Finland

  • Learn via: Classroom / Virtual Classroom / Online
  • Duration: 3 Days
  • Price: Please contact for booking options
We can host this training at your preferred location. Contact us!

This course will introduce Cassandra – a popular NoSQL database.  It will cover Cassandra principles, architecture and data model.

Comfortable with Java programming language and comfortable in Linux environment (navigating command line, editing files with vi / nano).

  • Developers / Data architects

  • Cassandra architecture & internals
  • CQL (Cassandra Query Language)
  • Data modeling in CQL
  • Using APIs to interact with Cassandra

Cassandra Overview

  • Why We Need Cassandra
  • High Level Cassandra Overview
  • Cassandra Features
  • Basic Cassandra Installation and Configuration   

Cassandra Architecture and CQL Overview  

  • Cassandra Architecture Overview
  • Cassandra Clusters and Rings
  • Data Replication in Cassandra
  • Cassandra Consistency / Eventual Consistency
  • Introduction to CQL
  • Defining Tables with a Single Primary Key
  • Using cqlsh for Interactive Querying
  • Selecting and Inserting/Upserting Data with CQL
  • Data Replication and Distribution
  • Basic Data Types (including uuid, timeuuid)

Data Modeling and CQL Core Concepts

  • Defining a Compound Primary Key
  • CQL for Compound Primary Keys
  • Partition Keys and Data Distribution
  • Clustering Columns
  • Overview of Internal Data Organization
  • Additional Querying Capabilities
  • Result Ordering - ORDER BY and CLUSTERING ORDER BY
  • UPDATE and DELETE Queries
  • Result Filtering, ALLOW FILTERING
  • Batch Queries
  • Data Modeling Guidelines
  • Denormalization
  • Data Modeling Workflow
  • Data Modeling Principles
  • Primary Key Considerations
  • Composite Partition Keys
  • Defining with CQL
  • Data Distribution with Composite Partition Key
  • Overview of Internal Data Organization

Additional CQL Capabilities 

  • Indexing
  • Primary/Partition Keys and Pagination with token()
  • Secondary Indexes and Usage Guidelines
  • Cassandra Counters
  • Counter Structure and Definition
  • Using Counters
  • Counter Limitations
  • Cassandra collections
  • Collection Structure and Uses
  • Defining Collections (set, list, and map)
  • Querying Collections (Including Insert, Update, Delete)
  • Limitations
  • Overview of Internal Storage Organization
  • Static Column: Overview and Usage
  • Static Column Guidelines
  • Materialized View: Overview and Usage
  • Materialized View Guidelines

Data Consistency In Cassandra 

  • Overview of Consistency in Cassandra
  • CAP Theorem
  • Eventual (Tunable) Consistency in C* - ONE, QUORUM, ALL
  • Choosing CL ONE
  • Choosing CL QUORUM
  • Achieving Immediate Consistency
  • Using other Consistency Levels
  • Internal Repair Mechanisms (Read Repair, Hinted Handoff)
  • Lightweight Transactions (LWT)/ Compare and Set (CAS)
  • Overview of Lightweight Transactions
  • Using LWT, the [applied] Column
  • IF EXISTS, IF NOT EXISTS, Other IF conditions
  • Basic CAS Internals
  • Overhead and Guidelines

Practical Considerations 

  • Dealing with Write Failure
  • Unavailable Nodes and Node Failure
  • Requirements for Write Operations
  • Key and Row Caches
  • Cache Overview
  • Usage Guidelines
  • Multi-Data Center Support
  • Overview
  • Replication Factor Configuration
  • Additional Consistency Levels - LOCAL/EACH QUORUM
  • Deletes
  • CQL for Deletion
  • Tombstones
  • Usage Guidelines

The Java Client API 

  • API Overview
  • Introduction
  • Architecture and Features
  • Connecting to a Cluster
  • Cluster and Cluster.Builder
  • Contact Points, Connecting to a Cluster
  • Session Overview and API
  • Working with Sessions
  • The Query API
  • Overview
  • Dynamic Queries, Statement, SimpleStatement
  • Processing Query Results, ResultSet, Row
  • PreparedStatement, BoundStatement
  • Binding Values and Querying with PreparedStatements
  • CQL to Java Type Mapping
  • Working with UUIDs
  • Working with Time/Date Values
  • Working with Batches of SimpleStatement and PreparedStatement
  • Dynamic Queries and QueryBuilder
  • QueryBuilder Overview and API
  • Building SELECT, DELETE, INSERT, and UPDATE Queries
  • Creating WHERE Clauses
  • Other Query Examples
  • Configuring Query Behavior
  • Setting LIMIT and TTL
  • Working with Consistency
  • Using LWT
  • Working with Driver Policies
  • Load Balancing Policies - RoundRobinPolicy, DCAwareRoundRobinPolicy
  • Retry Policies - DefaultRetryPolicy, DowngradingConsistencyRetryPolicy, Other Policies
  • Reconnection Policies
  • Asynchronous Querying Overview
  • Synchronous vs. Asynchronous Querying
  • Executing Asynchronous Queries
  • java.util.concurrent.Future
  • Cassandra ResultSetFuture
  • Future Result Processing


Contact us for more detail about our trainings and for all other enquiries!

Upcoming Trainings

Join our public courses in our Finland facilities. Private class trainings will be organized at the location of your preference, according to your schedule.

Classroom / Virtual Classroom
19 heinäkuuta 2024
Helsinki, Espoo
3 Days
Classroom / Virtual Classroom
20 heinäkuuta 2024
Helsinki, Espoo
3 Days
Classroom / Virtual Classroom
24 heinäkuuta 2024
Helsinki, Espoo
3 Days
Classroom / Virtual Classroom
05 elokuuta 2024
Helsinki, Espoo
3 Days
Classroom / Virtual Classroom
14 elokuuta 2024
Helsinki, Espoo
3 Days
Classroom / Virtual Classroom
20 elokuuta 2024
Helsinki, Espoo
3 Days
Classroom / Virtual Classroom
12 syyskuuta 2024
Helsinki, Espoo
3 Days
Classroom / Virtual Classroom
14 syyskuuta 2024
Helsinki, Espoo
3 Days
Cassandra for Developers Training Course in Finland

Finland is a country located in northern Europe. Helsinki is the capital and largest city of the country. The majority of the people are Finns but there is also a small Lapp population in Lapland, where the country is famous for the Northern Lights. Finland's national languages are Finnish and Swedish.

Known for its vast forests, lakes, and natural beauty, Finland is one of the world's largest producers of forest products, such as paper, pulp, and lumber. One of the world's largest sea fortresses Suomenlinna, Rovaniemi with the "White Nights", dogsled safaris and of course the Northern Lights are what makes Finland so popular for tourists. Finland is one of the best places in the world to see the Northern Lights and attracts millions of tourists during its seasons.

Finland is home to a thriving technology industry and is widely recognized as one of the world's leading technology hubs. Companies such as Nokia and Rovio (creator of the popular game Angry Birds) are based in Finland. Some of the key factors that have contributed to Finland's success in technology include; strong investment in research and development, a highly educated workforce and fundings.

Finland has a strong educational system, and is widely regarded as one of the world's most literate countries. In fact, Finland's literacy rate is one of the highest in the world, and its students consistently perform well in international tests of math and reading ability.

Also, as a pioneer in environmental sustainability, Finland is known for its efforts to reduce its carbon footprint and promote clean energy. This Nordic country is also famous for its unique and distinctive cultural heritage, including its traditional folk music and its elaborate traditional costumes.

Helsinki, Finland's capital city, is the country's business center. Helsinki is Finland's largest city, and it is home to many of the country's major corporations and organizations, including many of the country's leading technology firms. The city is also a commercial, trade, and financial center, as well as one of the busiest ports in the Nordic region.

Take advantage of our diverse IT course offerings, spanning programming, software development, business skills, data science, cybersecurity, cloud computing and virtualization. Our knowledgeable instructors will provide you with practical training and industry insights, delivered directly to your chosen venue in Finland.
By using this website you agree to let us use cookies. For further information about our use of cookies, check out our Cookie Policy.