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DSE 6.7 Developer Guide (EOSL)

Getting started
Information about developing applications for DataStax Enterprise.
Release notes
Release notes for DataStax Enterprise.
Installing
DataStax Enterprise 6.7 can be installed in a number of ways, depending on the purpose of the installation, the type of operating system, and the available permissions.
Configuration
Information about configuring DataStax Enterprise, such as recommended production setting, configuration files, snitch configuration, start-up parameters, heap dump settings, using virtual nodes, and more.
DSE advanced functionality
Information on using DSE Analytics, DSE Search, DSE Graph, DSEFS (DataStax Enterprise file system), and DSE Advanced Replication.
Developing applications with DataStax drivers
The DataStax drivers are the primary resource for application developers creating solutions using DataStax Enterprise (DSE).
Tools
Tools include nodetool, dse, and dsefs shell commands, dsetool, fs-stress tool, pre-flight check, and yaml_diff tools, and the sstableloader.
- DSE Metrics Collector
  DSE Metrics Collector aggregates DSE metrics and integrates with centralized monitoring solutions to facilitate problem resolution and remediation.
- nodetool
  Available commands for monitoring a cluster and performing routine database operations.
- dse commands
  The dse commands for starting the database and connecting an external client to a DataStax Enterprise node and performing common utility tasks.
  - dse connection options
    dse command options to authenticate connections to the database and to JMX.
  - Perform routine DSE operations
    Use these DSE commands for operations.
  - Manage Spark
    Use these commands to manage Spark on your DSE cluster.
  - Connect to development consoles
    Connect your DSE cluster to development shells with dse commands.
  - DSE Advanced Replication
    A list of commands for DSE Advanced Replication.
    - connection options
      Authenticates connections to an external client for DSE Advanced Replication commands.
    - channel create
      Creates a replication channel for change data to flow between source clusters and destination clusters.
    - channel update
      Updates a replication channel configuration.
    - channel delete
      Deletes a replication channel.
    - channel pause
      Pauses replication for a channel for change data to flow from a source cluster to a destination cluster.
    - channel resume
      Resumes replication for a channel.
    - channel status
      Prints status of a replication channel.
    - channel truncate
      Truncates a channel to prevent replicating all messages that are currently in the replication log.
    - conf list
      Lists configuration settings for advanced replication.
    - conf remove
      Removes configuration settings for advanced replication.
    - conf update
      Updates configuration settings for advanced replication.
    - destination create
      Creates a replication destination.
    - destination update
      Creates a replication destination.
    - destination delete
      Deletes a given replication destination.
    - destination list
      Lists all replication destinations.
    - destination list-conf
      Lists all configuration for a given replication destination.
    - destination remove-conf
      Removes configuration for a destination.
    - help
      Returns a synopsis and brief description for each DSE Advanced Replication command.
    - metrics list
      Lists advanced replication JMX metrics.
    - replog count
      Returns the messages that have not been replicated.
    - replog analyze-audit-log
      Reads the audit log and prints a summary.
  - Connect external client to DSE node
    A list of subcommands and options for configuring and using dse client-tool, which connects an external client to a DataStax Enterprise node and performs common utility tasks.
  - Modifies CQL nodesync
    Modifies CQL nodesync property on one or more tables, enables tracing and monitoring.
- dsefs shell commands
  The DSEFS functionality supports operations including uploading, downloading, moving, and deleting files, creating directories, and verifying the DSEFS status.
- dsetool
  A list of the available commands for DSE operations.
- Stress tools
  Tools for stress testing DataStax Enterprise.
- SSTable tools
  Available diagnostic tools for analyzing, using, upgrading, and changing DataStax Enterprise SSTables.
- Preflight check tool
  The preflight check tool is a collection of tests that detects and optionally fixes configuration settings on DataStax Enterprise nodes.
- Compare yaml files
  cluster_check and yaml_diff compare the differences between cassandra.yaml or dse.yaml files.
Operations
DataStax Enterprise operation topics, such as node and datacenter operations, changing replication strategies, configuring compaction and compression, caching, and tuning Bloom filters.
CQL
CQL (Cassandra Query Language) is a query language for the DataStax Enterprise database.

Using DSE Advanced Replication commands

A list of commands for DSE Advanced Replication.

A list of commands and options for configuring and using DSE Advanced Replication.

DSE Advanced Replication connection options
Authenticates connections to an external client for DSE Advanced Replication commands.
dse advrep channel create
Creates a replication channel for change data to flow between source clusters and destination clusters.
dse advrep channel update
Updates a replication channel configuration.
dse advrep channel delete
Deletes a replication channel.
dse advrep channel pause
Pauses replication for a channel for change data to flow from a source cluster to a destination cluster.
dse advrep channel resume
Resumes replication for a channel.
dse advrep channel status
Prints status of a replication channel.
dse advrep channel truncate
Truncates a channel to prevent replicating all messages that are currently in the replication log.
dse advrep conf list
Lists configuration settings for advanced replication.
dse advrep conf remove
Removes configuration settings for advanced replication.
dse advrep conf update
Updates configuration settings for advanced replication.
dse advrep destination create
Creates a replication destination.
dse advrep destination update
Creates a replication destination.
dse advrep destination delete
Deletes a given replication destination.
dse advrep destination list
Lists all replication destinations.
dse advrep destination list-conf
Lists all configuration for a given replication destination.
dse advrep destination remove-conf
Removes configuration for a destination.
dse advrep help
Returns a synopsis and brief description for each DSE Advanced Replication command.
dse advrep metrics list
Lists advanced replication JMX metrics.
dse advrep replog count
Returns the messages that have not been replicated.
dse advrep replog analyze-audit-log
Reads the audit log and prints a summary.

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