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Make database reads async

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* yield on db read using asio
* PostgresBackend fetches multiple transactions or objects in parallel
This commit is contained in:
natenichols
2022-02-07 07:00:15 -06:00
committed by CJ Cobb
parent 7c2bef70bc
commit d016253264
50 changed files with 3612 additions and 2593 deletions
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11
src/rpc/handlers/Ledger.cpp
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@@ -85,8 +85,8 @@ doLedger(Context const& context)
boost::json::array& jsonTxs = header.at("transactions").as_array();
if (expand)
{
auto txns =
context.backend->fetchAllTransactionsInLedger(lgrInfo.seq);
auto txns = context.backend->fetchAllTransactionsInLedger(
lgrInfo.seq, context.yield);
std::transform(
std::move_iterator(txns.begin()),
@@ -111,8 +111,8 @@ doLedger(Context const& context)
}
else
{
auto hashes =
context.backend->fetchAllTransactionHashesInLedger(lgrInfo.seq);
auto hashes = context.backend->fetchAllTransactionHashesInLedger(
lgrInfo.seq, context.yield);
std::transform(
std::move_iterator(hashes.begin()),
std::move_iterator(hashes.end()),
@@ -128,7 +128,8 @@ doLedger(Context const& context)
{
header["diff"] = boost::json::value(boost::json::array_kind);
boost::json::array& jsonDiff = header.at("diff").as_array();
auto diff = context.backend->fetchLedgerDiff(lgrInfo.seq);
auto diff =
context.backend->fetchLedgerDiff(lgrInfo.seq, context.yield);
for (auto const& obj : diff)
{
boost::json::object entry;