Updated 2023-05-16
    with buytable1 as (
    select NFT_TO_ADDRESS ,TOKENID ,(MINT_PRICE_ETH)/NFT_COUNT as MINT_PRICE_ETH ,(MINT_PRICE_USD)/NFT_COUNT as MINT_PRICE_USD ,tx_hash ,BLOCK_TIMESTAMP::DATE AS MINT_TIME
    from ethereum.core.ez_nft_mints
    where NFT_ADDRESS='0x960b7a6bcd451c9968473f7bbfd9be826efd549a'
    ),

    selltable1 as (
    select MIN(BLOCK_TIMESTAMP) AS DATE ,seller_address, tx_hash, tokenid, price_usd,price
    FROM ethereum.core.ez_nft_sales
    WHERE EVENT_TYPE = 'sale' and CURRENCY_SYMBOL = 'ETH'
    and lower(NFT_ADDRESS)=lower('0x960b7a6bcd451c9968473f7bbfd9be826efd549a')
    and price_usd > 0 and price > 0 GROUP BY 2,3,4,5,6 ORDER BY DATE )

    select avg("hold time ") as "average hold time for traders in day"
    from (select
    'https://www.nftscan.com/' || NFT_TO_ADDRESS as trader,
    'https://www.nftscan.com/0x960b7a6bcd451c9968473f7bbfd9be826efd549a/' ||t1.tokenid as "token id",
    datediff('day',MINT_TIME,date) as "hold time "
    --T2.price || ' - '||T1.price || ' = ' as "Sale PRICE - bought PRICE (ETH)" ,
    --sum (t2.price_usd - t1.price_usd) as USD_Profit
    --sum (t2.price - t1.price) as ETH_Profit
    from buytable1 t1 join selltable1 t2 on NFT_TO_ADDRESS = seller_address and t1.tokenid = t2.tokenid
    WHERE MINT_TIME < DATE
    order by 3 asc
    )
    Run a query to Download Data