Arcane Insight

Arcane Insight is a data analytics project designed to harness the power of SQLMesh & DuckDB to collect, transform, and analyze data from Blizzard's Hearthstone API.

Focused on card statistics and attributes, this project reveals detailed insights into card mechanics, strengths, and trends to support BI and strategic analysis.

Architecture

architecture-beta
    service battle_net(cloud)[Battle Net API]

    group duckdb(disk)[DuckDB]
        group bronze(disk)[Bronze] in duckdb
            service raw(database)[Raw] in bronze
            service snapshot(database)[Snapshot] in bronze

        group silver(disk)[Silver] in duckdb
            service staging(database)[Staging] in silver
            service raw_vault(database)[Raw Vault] in silver
            service business_vault(database)[Business Vault] in silver

        group gold(disk)[Gold] in duckdb
            service marts(database)[Marts] in gold

    service bi(internet)[BI]

    battle_net:R --> L:raw
    raw:R --> L:snapshot
    snapshot:R --> L:staging
    staging:R --> L:raw_vault
    raw_vault:R --> L:business_vault
    business_vault:R --> L:marts
    marts:R --> L:bi

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ERDs

Bronze

bronze.raw.*

erDiagram
    raw__hearthstone__bg_game_modes
    raw__hearthstone__cardback_categories
    
    raw__hearthstone__cards }|--|| raw__hearthstone__cards: "parentId > id"
    raw__hearthstone__cards }|--|| raw__hearthstone__cards: "childIds > id"
    raw__hearthstone__cards||--|| raw__hearthstone__cards: "copyOfCardId > id"
    
    raw__hearthstone__cards||--|{ raw__hearthstone__cardbacks: "id > id"
    raw__hearthstone__cards||--|{ raw__hearthstone__classes: "classId > id"
    raw__hearthstone__cards }|--|{ raw__hearthstone__classes: "multiClassIds > id"
    raw__hearthstone__cards }|--|{ raw__hearthstone__keywords: "keywordIds > id"
    raw__hearthstone__cards||--|{ raw__hearthstone__minion_types: "minionTypeId > id"
    raw__hearthstone__cards||--|{ raw__hearthstone__rarities: "rarityId > id"
    raw__hearthstone__cards||--|{ raw__hearthstone__sets: "cardSetId > id"
    raw__hearthstone__cards||--|{ raw__hearthstone__types: "cardTypeId > id"
    raw__hearthstone__cards }|--|{ raw__hearthstone__types: "multiTypeIds > id"
    raw__hearthstone__cards ||--|{ raw__hearthstone__spell_schools: "multiTypeIds > id"
    
    raw__hearthstone__classes }|--|| raw__hearthstone__cards: "cardId > id"
    raw__hearthstone__classes }|--|| raw__hearthstone__cards: "heroPowerCardId > id"
    raw__hearthstone__classes }|--|{ raw__hearthstone__cards: "alternateHeroCardIds > id"
    
    raw__hearthstone__keywords ||--|{ raw__hearthstone__game_modes: "gameModes > id"
    raw__hearthstone__mercenary_factions
    raw__hearthstone__mercenary_roles
    raw__hearthstone__minion_types ||--|{ raw__hearthstone__game_modes: "gameModes > id"
    raw__hearthstone__sets }|--|{ raw__hearthstone__set_groups: "id > cardSets"
    raw__hearthstone__spell_schools ||--|{ raw__hearthstone__game_modes: "gameModes > id"
    raw__hearthstone__types ||--|{ raw__hearthstone__game_modes: "gameModes > id"

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Silver

silver.raw_vault.*

erDiagram
    raw__hub__card ||--|{ raw__sat__card: ""
    raw__hub__card_set ||--|{ raw__sat__card_set: ""
    raw__hub__card_type ||--|{ raw__sat__card_type: ""
    raw__hub__class ||--|{ raw__sat__class: ""
    raw__hub__rarity ||--|{ raw__sat__rarity: ""
    raw__hub__spell_school ||--|{ raw__sat__spell_school: ""
    
    raw__link__card__card_set }|--|| raw__hub__card: ""
    raw__link__card__card_set }|--|| raw__hub__card_set: ""
    raw__link__card__card_set ||--|{ raw__sat_eff__card__card_set: ""
    
    raw__link__card__card_type }|--|| raw__hub__card: ""
    raw__link__card__card_type }|--|| raw__hub__card_type: ""
    raw__link__card__card_type ||--|{ raw__sat_eff__card__card_type: ""
    
    raw__link__card__class }|--|| raw__hub__card: ""
    raw__link__card__class }|--|| raw__hub__class: ""
    raw__link__card__class ||--|{ raw__sat_eff__card__class: ""
    
    raw__link__card__rarity }|--|| raw__hub__card: ""
    raw__link__card__rarity }|--|| raw__hub__rarity: ""
    raw__link__card__rarity ||--|{ raw__sat_eff__card__rarity: ""
    
    raw__link__card__spell_school }|--|| raw__hub__card: ""
    raw__link__card__spell_school }|--|| raw__hub__spell_school: ""
    raw__link__card__spell_school ||--|{ raw__sat_eff__card__spell_school: ""

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Gold

gold.mart__cards.*

erDiagram
    fact__cards }|--|| dim__cardbacks: "cardback_pit_hk"
    fact__cards }|--|| dim__cards: "card_pit_hk"
    fact__cards }|--|| dim__classes: "class_pit_hk"
    fact__cards }|--|| dim__minion_types: "minion_type_pit_hk"
    fact__cards }|--|| dim__rarities: "rarity_pit_hk"
    fact__cards }|--|| dim__tourist_classes: "tourist_class_pit_hk"
    fact__cards }|--|| dim__types: "type_pit_hk"
    fact__cards }|--|| dim__sets: "set_pit_hk"
    
    fact__cards ||--|{ link__related_cards: "fact_record_hk"
    link__related_cards }|--|| dim__related_cards: "related_card_pit_hk"
    
    fact__cards ||--|{ link__related_classes: "fact_record_hk"
    link__related_classes }|--|| dim__related_classes: "related_class_pit_hk"
    
    fact__cards ||--|{ link__related_types: "fact_record_hk"
    link__related_types }|--|| dim__related_types: "related_type_pit_hk"
    
    fact__cards ||--|{ link__keywords: "fact_record_hk"
    link__keywords }|--|| dim__keywords: "keyword_pit_hk"

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