elsina✅ Curtain collection: 2. marketplaces comparison
    Updated 2023-04-18
    select
    -- date_trunc('week', block_timestamp) as "day",
    platform_name as "marketplace",
    sum(price_usd) as "sales volume",
    avg(price_usd) as "avg nft price",
    count(distinct buyer_address) as "unique buyers",
    count(distinct seller_address) as "unique sellers",
    count(distinct tx_hash) as "sales count"
    from ethereum.core.ez_nft_sales
    where
    project_name = 'potatoz' and
    price_usd is not null
    group by 1
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