Sbob <s...@quadratum-braccas.com> writes: > 29 million of the 32 million rows in the table have NULL for contract_date
[ blink... ] So your query is selecting at least 29/32nds of the
table, plus however much matches the contract_date > '2022-01-01'
alternative. I'm not sure how you expect that to be significantly
cheaper than scanning the whole table.
regards, tom lane
