LinuxCBT – CassDB Edition

LinuxCBT – CassDB Edition

Focus: Cassandra Database 1.2x
Video Format: MOV
Duration: 8 Hours
Resolution: 1358×766
File Size: 1.32 GB
More info

Description :

Course Objective

Intro to Clustered – Distributed – NoSQL – Database – Cassandra DB

  • Introduction – Cassandra DB – Features – Discussion
    • NoSQL Discussion
    • Features and Benefits of Cassandra DB
    • Data Distribution – Peer-to-Peer
    • Data replication strategies
    • Scalability implementation
    • Data-Center fault-tolerance
    • Various features
    • Explore Cassandra Cluster Topology (CCT)
  • Single-Node – Implementation
    • Identify and obtain sources
    • Prep cluster nodes with Java environments
    • Ensure cross-platform support
    • Peruse configuration hierarchy
    • Tweak initial settings – ante-cluster invocation
    • Identify key network sockets
    • Start instance of Cassandra
    • Evaluate footprint
    • Evaluate results
  • Cassandra CLI
    • Discuss applicability – Legacy support – et cetera
    • Reveal cluster details using CLI
    • Define sample key space
    • Discuss data-types supported
    • Set | Get | Delete simple records
    • Evaluate data representation
    • Drop key space accordingly
    • Evaluate results
  •  Cassandra Query Language (CQL) Client
    • Contrast with Legacy Cassandra CLI client
    • Reveal cluster details via CQL
    • Create | Drop key spaces
    • Create Column Families (CF)
    • Populate CF with rudimentary values for general usage
    • Query CF using standard CQL lingo
    • Explore Indices
    • Update data as needed
    • [Dis]Connect as needed
    • Evaluate environment and prepare for usage
  •  Multi-Node – Cluster – Configuration – Deployment
    • Highlight benefits of distributed | peer-to-peer environment
    • Identify other nodes for inclusion
    • Discuss data replication strategies
    • Discuss tokenizationa and virtual nodes support
    • Peruse and update primary Cassandra configuration for multi-node support
    • Restart services and confirm data-availability
    • Introduce new nodes to Cassandra cluster
    • Query data accordingly
    • Update data replication to target an ideal number of nodes
    • Confirm availability of data across nodes
    • Prep configuration for other nodes
    • Distribute configuration using parallel SSH (pssh) as needed
    • Add remaining nodes to cluster
    • Evaluate current configuration
    • Fail nodes arbitrarily and confirm data-survival
  •  Cassandra Node Management
    • Discuss available tools: Commercial | Open Source
    • Expose Cassandra Cluster configuration
    • Reveal cluster network details
    • Abbreviate cluster data and evaluate
    • Decommission node as desired for hypothetical scenario
    • Discuss various Cassandra protocols
  • Consistency Levels – Affirmatives | Negatives
    • Highlight default configuration
    • Contrast various approaches with respect to risk-tolerance
    • Discuss tunable consistency levels
    • Set Client Read | Write consistency levels
    • Evaluate data access post-consistency tweak
    • Repair data consistency across nodes
    • Confirm QUORUM-level consistency on ALL nodes of cluster
    • Evaluate results
  • Node Issues
    • Introduce Hypotheticals
    • Identify current data repositories
    • Fail redundant nodes and access data
    • Vary consistency level to reflect shifts in cluster dynamics
    • Confirm data-accessibility
    • Discuss tradeoffs of relegated stance
    • Up replication of data to reflect current cluster description
    • Down ALL nodes responsible for data and evaluate
    • Recover accordingly
    • Discuss risks and evaluate
  •  Multiple Data Centers (DCs) – Custom Replication
    • Discuss available algos
    • Define accurate topology map for Cassandra Cluster
    • Update cluster configuration and re-initialize the cluster
    • Define new – simple key space for multi-DC replication
    • Reveal current multi-DC topology
    • Ensure data are replicated accordingly
    • Update existing key space to support multiple DCs
    • Evaluate configuration
  •  Data Snapshots – Restoration
    • Explore available tools
    • Discuss backup | restoration model
    • Snapshot single node and evaluate traces
    • Use ‘pssh’ to snapshot ALL nodes
    • Confirm existence of various snapshots on various nodes
    • Purposely remove data
    • Confirm cluster-wide updates reflecting lost data
    • Restore key space as needed
    • Confirm availability

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