Mention possibility of custom sqlite query

cardano-foundation · Jun 18, 2020 · af8d6f3 · af8d6f3
1 parent dc44005
commit af8d6f3
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/lib/shelley/src/Cardano/Wallet/Shelley/Pools.hs b/lib/shelley/src/Cardano/Wallet/Shelley/Pools.hs
@@ -277,8 +277,9 @@ newStakePoolLayer gp nl db = StakePoolLayer
               . Map.toList
               $ combineChainAndLsqData lsqData chainData
       where
-        -- TODO: It seems it would be better to read all registraion
-        -- certificates at once from the DB?
+        -- NOTE: If performance becomes a problem, we could try replacing all
+        -- the individual DB queries, and combbination functions with a single
+        -- hand-written Sqlite query.
         readChainPoolData
             :: IO (Map PoolId
                 (PoolRegistrationCertificate, Quantity "block" Word64, Maybe StakePoolMetadata))