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-investigate FIXME

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Christian Grothoff 2022-05-02 20:51:34 +02:00
parent 0a7b75b2cf
commit 7ebdac0a8b
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1 changed files with 5 additions and 4 deletions
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9
src/exchangedb/plugin_exchangedb_postgres.c
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@ -2198,10 +2198,11 @@ prepare_statements (struct PostgresClosure *pg)
",amount_frac"
",recoup_timestamp"
",recoup_uuid"
" FROM recoup"
// FIXME: suboptimal sub-query here: crosses shards!
// MAYBE: replace reserve_out_serial_id with
// reserve_pub and use new reserve_out_by_reserve table?
" FROM recoup rcp"
/* NOTE: suboptimal JOIN follows: crosses shards!
Could theoretically be improved via a materialized
index. But likely not worth it (query is rare and
number of reserve shards might be limited) */
" JOIN reserves_out ro"
" USING (reserve_out_serial_id)"
" JOIN reserves"