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| author | Christian Grothoff <christian@grothoff.org> | 2021-06-19 17:29:07 +0200 |
|---|---|---|
| committer | Christian Grothoff <christian@grothoff.org> | 2021-06-19 17:29:07 +0200 |
| commit | 03e2aa71bc851239ca51c90ba81135ac54c2d5da (patch) | |
| tree | ff96322d54ff2341aa272a59d01feca1616cf819 /src | |
| parent | 2a9ec82dceec4dba2d7b1a5f7d891abb6d2cd5b9 (diff) | |
note on perf
Diffstat (limited to 'src')
| -rw-r--r-- | src/exchange/taler-exchange-wirewatch.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/exchange/taler-exchange-wirewatch.c b/src/exchange/taler-exchange-wirewatch.c index ab2bc3812..40b962f8a 100644 --- a/src/exchange/taler-exchange-wirewatch.c +++ b/src/exchange/taler-exchange-wirewatch.c @@ -458,6 +458,11 @@ history_cb (void *cls, } #endif + /* FIXME-PERFORMANCE: Consider using Postgres multi-valued insert here, + for up to 15x speed-up according to + https://dba.stackexchange.com/questions/224989/multi-row-insert-vs-transactional-single-row-inserts#225006 + (Note: this may require changing both the + plugin API as well as modifying how this function is called.) */ qs = db_plugin->reserves_in_insert (db_plugin->cls, session, &details->reserve_pub, |