kiacryptoRetention of NFT buyers on different blockchain
    Updated 2022-12-19
    with tx_rank_flow as (
    select
    buyer as addr,
    block_timestamp as time,
    row_number() over (partition by addr order by time asc) as rank
    from flow.core.ez_nft_sales
    where time::date >= '2022-01-01'
    ),
    tx_rank_eth as (
    select
    buyer_address as addr,
    block_timestamp as time,
    row_number() over (partition by addr order by time asc) as rank
    from ethereum.core.ez_nft_sales
    where time::date >= '2022-01-01'
    ),
    algo_nft_sale as (
    select
    purchaser,
    block_timestamp
    from algorand.nft.ez_nft_sales

    union all

    select
    purchaser,
    block_timestamp
    from algorand.nft.ez_nft_sales_fifa
    ),
    tx_rank_algo as (
    select
    purchaser as addr,
    block_timestamp as time,
    row_number() over (partition by addr order by time asc) as rank
    from algo_nft_sale
    where time::date >= '2022-01-01'
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