0x_spadeCourse 3, Assignment 2
    Updated 2024-09-07
    -- forked from Course 3, Assignment 1 @ https://flipsidecrypto.xyz/studio/queries/bf93e004-b718-460e-bb99-fe5ce668f39f

    --token transfers: Compare the number of times stablecoins are sent -- usdc, usdt, dai in may 2024

    with usdt as
    (
    SELECT
    count(distinct tx_hash) as n_transactions
    FROM ethereum.core.ez_token_transfers
    WHERE from_address = lower('0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045')
    AND contract_address = lower('0xdAC17F958D2ee523a2206206994597C13D831ec7')
    AND block_timestamp BETWEEN '2024-05-01' AND '2024-05-31'
    ),

    dai as
    (
    SELECT
    count(distinct tx_hash) as n_transactions
    FROM ethereum.core.ez_token_transfers
    WHERE from_address = lower('0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045')
    AND contract_address = lower('0x6B175474E89094C44Da98b954EedeAC495271d0F')
    AND block_timestamp BETWEEN '2024-05-01' AND '2024-05-31'
    ),

    usdc AS
    (
    SELECT
    count(distinct tx_hash) as n_transactions
    FROM ethereum.core.ez_token_transfers
    WHERE from_address = lower('0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045')
    AND contract_address = lower('0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48')
    AND block_timestamp BETWEEN '2024-05-01' AND '2024-05-31'
    )

    SELECT
    (SELECT n_transactions FROM usdt) AS usdt_transactions,
    QueryRunArchived: QueryRun has been archived