postgresql - Using price contraints or a function in Postgres for "money" type? -


i'm trying make sure sales prices in postgres database end in either .99 or .00.

if price 34.00, i'd database leave alone. if price 34.34 i'd changed 34.99.

can done entirely inside of postgres, function, or system of contraints? want make sure it's possible before start hammering away @ it.


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