cassandra_queries.d2

#!/usr/bin/env d2 --theme 200
#
#  vim:ts=2:sts=2:sw=2:et:filetype=d2
#
#  Author: Hari Sekhon
#  Date: 2024-08-25 04:26:26 +0200 (Sun, 25 Aug 2024)
#
#  https///github.com/HariSekhon/Diagrams-as-Code
#
#  License: see accompanying Hari Sekhon LICENSE file
#
#  If you're using my code you're welcome to connect with me on LinkedIn and optionally send me feedback to help steer this or other code I publish
#
#  https://www.linkedin.com/in/HariSekhon
#

# ============================================================================ #
#                       C a s s a n d r a   Q u e r i e s
# ============================================================================ #

direction: right

title: {
  label: Cassandra Queries
  near: top-center
  shape: text
  style.font-size: 40
  style.underline: true
}

classes: {
  users: {
    label: Users
    icon: https://icons.terrastruct.com/essentials%2F359-users.svg
    # icon: https://diagrams.mingrammer.com/img/resources/onprem/client/users.png
    shape: image
  }
  cassandra: {
    icon: https://diagrams.mingrammer.com/img/resources/onprem/database/cassandra.png
    shape: image
  }
}

# ============================================================================ #
#                                   N o d e s
# ============================================================================ #

users.class: users

cassandra_node1: Cassandra Node 1\n(Query Coordinator) {
  class: cassandra
}

cassandra_node2: Cassandra Node 2 {
  class: cassandra
}

cassandra_node3: Cassandra Node 3 {
  class: cassandra
}

cassandra_node3: Cassandra Node 3 {
  class: cassandra
}

cassandra_node4: Cassandra Node 4 {
  class: cassandra
}

# ============================================================================ #
#                                    F l o w
# ============================================================================ #

users -> cassandra_node1: CQL\nquery

cassandra_node1 -> cassandra_node2: query
cassandra_node1 -> cassandra_node3: query
cassandra_node1 -> cassandra_node4: query

cassandra_node1 <- cassandra_node2: response
cassandra_node1 <- cassandra_node3: response
cassandra_node1 <- cassandra_node4: response