ig_bots.keyspace

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# @author mustapha
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{
  "description": "used for all bots-related vos_instagream tables",
  "name": "ig_bots",
  "replications": [
    {
      "description": "used for dev environment",
      "name": "dev",
      "replication": "'class': 'SimpleStrategy', 'replication_factor' : 1"
    }
  ],
  "tables": [

    # cities (airport_code, latitude, longitude, continent, continent_code, country, country_code, city, population_in_millions, added_year_month_day)
    # users_index (year_month_day, airport_code, seq_id, user_id, last_active_year_month_day)
    # users_count (year_month_day_airport_code, users_count)
    # posts_index (year_month_day, airport_code, seq_id, post_id)
    # posts_count (year_month_day_airport_code, posts_count)

    # cities
    {
      "description": "stores cities in which bot users are created",
      "name": "cities",
      "columns": [
        {
          "name": "airport_code",
          "type": "varchar"
        },
        {
          "name": "latitude",
          "type": "double"
        },
        {
          "name": "longitude",
          "type": "double"
        },
        {
          "name": "continent",
          "type": "varchar"
        },
        {
          "name": "continent_code",
          "type": "varchar"
        },
        {
          "name": "country",
          "type": "varchar"
        },
        {
          "name": "country_code",
          "type": "varchar"
        },
        {
          "name": "city",
          "type": "varchar"
        },
        {
          "name": "population_in_millions",
          "type": "int"
        },
        {
          "name": "added_year_month_day",
          "type": "varchar"
        }
      ],
      "partition_keys": [
        "airport_code"
      ],
      "secondary_keys": [
      ],
      "caching": "ALL",
      "order_by": [
      ],
      "queries": [
        {
          "description": "inserts a new city",
          "name": "insert",
          "prepared_statement": "INSERT INTO ig_bots.cities (airport_code, latitude, longitude, continent, continent_code, country, country_code, city, population_in_millions, added_year_month_day) VALUES (:airport_code, :latitude, :longitude, :continent, :continent_code, :country, :country_code, :city, :population_in_millions, :added_year_month_day);"
        },
        {
          "description": "selects one city's attributes",
          "name": "select_city",
          "prepared_statement": "SELECT latitude, longitude, continent, continent_code, country, country_code, city, population_in_millions, added_year_month_day FROM ig_bots.cities WHERE airport_code = :airport_code;"
        },
        {
          "description": "selects all cities attributes",
          "name": "select_all",
          "prepared_statement": "SELECT * from ig_bots.cities;"
        }
      ]
    },

    # users_index
    {
      "description": "stores all bot users",
      "name": "users_index",
      "columns": [
        {
          "name": "year_month_day",
          "type": "varchar"
        },
        {
          "name": "airport_code",
          "type": "varchar"
        },
        {
          "name": "seq_id",
          "type": "int"
        },
        {
          "name": "user_id",
          "type": "uuid"
        },
        {
          "name": "last_active_year_month_day",
          "type": "varchar"
        }
      ],
      "partition_keys": [
        "year_month_day",
        "airport_code",
        "seq_id"
      ],
      "secondary_keys": [
      ],
      "caching": "ALL",
      "order_by": [
      ],
      "queries": [
        {
          "description": "inserts a new user",
          "name": "insert",
          "prepared_statement": "INSERT INTO ig_bots.users_index (year_month_day, airport_code, seq_id, user_id, last_active_year_month_day) VALUES (:year_month_day, :airport_code, :seq_id, :user_id, :last_active_year_month_day);"
        },
        {
          "description": "selects all user's in a city created on a specific day",
          "name": "select_city",
          "prepared_statement": "SELECT user_id FROM ig_bots.users_index WHERE year_month_day = :year_month_day AND airport_code = :airport_code;"
        },
        {
          "description": "select a user's user id and last active date",
          "name": "select_user",
          "prepared_statement": "SELECT user_id, last_active_year_month_day FROM ig_bots.users_index WHERE year_month_day = :year_month_day AND airport_code = :airport_code AND seq_id = :seq_id;"
        },
        {
          "description": "updates a user's last active_date",
          "name": "update_last_active_date",
          "prepared_statement": "UPDATE ig_bots.users_index SET last_active_year_month_day = :last_active_year_month_day WHERE ear_month_day = :year_month_day AND airport_code = :airport_code AND seq_id = :seq_id;"
        }
      ]
    },

    # users_count
    {
      "description": "stores the count of users created on a day in a city",
      "name": "users_count",
      "columns": [
        {
          "name": "year_month_day_airport_code",
          "type": "varchar"
        },
        {
          "name": "users_count",
          "type": "counter"
        }
      ],
      "partition_keys": [
        "year_month_day_airport_code"
      ],
      "secondary_keys": [
      ],
      "caching": "ALL",
      "order_by": [
      ],
      "queries": [
        {
          "description": "increments the count of users created on a day in a city",
          "name": "increment",
          "prepared_statement": "UPDATE ig_bots.users_count SET users_count = users_count + 1 WHERE year_month_day_airport_code = :year_month_day_airport_code;"
        },
        {
          "description": "increments the count of users created on a day in a city by a value",
          "name": "increment_value",
          "prepared_statement": "UPDATE ig_bots.users_count SET users_count = users_count + :users_count WHERE year_month_day_airport_code = :year_month_day_airport_code;"
        },
        {
          "description": "selects the count of users created on a day in a city",
          "name": "select",
          "prepared_statement": "SELECT users_count FROM ig_bots.users_count WHERE year_month_day_airport_code = :year_month_day_airport_code;"
        }
      ]
    },

    # posts_index
    {
      "description": "stores all bot posts",
      "name": "posts_index",
      "columns": [
        {
          "name": "year_month_day",
          "type": "varchar"
        },
        {
          "name": "airport_code",
          "type": "varchar"
        },
        {
          "name": "seq_id",
          "type": "int"
        },
        {
          "name": "post_id",
          "type": "uuid"
        }
      ],
      "partition_keys": [
        "year_month_day",
        "airport_code",
        "seq_id"
      ],
      "secondary_keys": [
      ],
      "caching": "ALL",
      "order_by": [
      ],
      "queries": [
        {
          "description": "inserts a new post",
          "name": "insert",
          "prepared_statement": "INSERT INTO ig_bots.posts_index (year_month_day, airport_code, seq_id, post_id) VALUES (:year_month_day, :airport_code, :seq_id, :post_id);"
        },
        {
          "description": "selects a post's id",
          "name": "select_post",
          "prepared_statement": "SELECT post_id FROM ig_bots.posts_index WHERE year_month_day = :year_month_day AND airport_code = :airport_code AND seq_id = :seq_id;"
        }
      ]
    },

    # posts_count
    {
      "description": "stores the count of posts created on a day in a city",
      "name": "posts_count",
      "columns": [
        {
          "name": "year_month_day_airport_code",
          "type": "varchar"
        },
        {
          "name": "posts_count",
          "type": "counter"
        }
      ],
      "partition_keys": [
        "year_month_day_airport_code"
      ],
      "secondary_keys": [
      ],
      "caching": "ALL",
      "order_by": [
      ],
      "queries": [
        {
          "description": "increments the count of posts created on a day in a city",
          "name": "increment",
          "prepared_statement": "UPDATE ig_bots.posts_count SET posts_count = posts_count + 1 WHERE year_month_day_airport_code = :year_month_day_airport_code;"
        },
        {
          "description": "increments the count of posts created on a day in a city by a value",
          "name": "increment_value",
          "prepared_statement": "UPDATE ig_bots.posts_count SET posts_count = posts_count + :posts_count WHERE year_month_day_airport_code = :year_month_day_airport_code;"
        },
        {
          "description": "selects the count of posts created on a day in a city",
          "name": "select",
          "prepared_statement": "SELECT posts_count FROM ig_bots.posts_count WHERE year_month_day_airport_code = :year_month_day_airport_code;"
        }
      ]
    }
    

  ]
}