select
TX_HASH
, BLOCK_TIMESTAMP
, TRADER
, ((AMOUNT_OUT)-(AMOUNT_IN)) as diff
, case when diff > 0 then '+' else '-' end as type
from near.defi.ez_dex_swaps
where SYMBOL_OUT in ('USDt' , 'USDT.e' ,'USDC' ,'USDC.e')
and SYMBOL_IN in ('USDt' , 'USDT.e' ,'USDC' ,'USDC.e')
and BLOCK_TIMESTAMP >= '2023-03-11 00:00:00.000'
and BLOCK_TIMESTAMP < '2023-03-12 00:00:00.000'