date_trunc('month', block_timestamp) as "Month",

platform as "Platform",

sum(amount_usd) as "Total Swap Volume"

FROM ethereum.dex_swaps

WHERE platform in('uniswap-v2', 'sushiswap', 'uniswap-v3')

AND block_timestamp >= dateadd(month, -12, getdate())

GROUP BY 1, platform

ORDER BY 1 DESC