OpenTick is a fast tick database for financial timeseries data, built on FoundationDB with simplified SQL layer.
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Built-in price adjustment support
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Nanosecond support
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Python, C++ and Go SDK
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Both sync and async query
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Implicit SQL statement prepare
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Permission Control, check Python API for related functions, turned off by default
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Cache
You need to use Go >=1.11 which has module support.
sudo apt install -y python
wget https://www.foundationdb.org/downloads/6.2.22/ubuntu/installers/foundationdb-server_6.2.22-1_amd64.deb
wget https://www.foundationdb.org/downloads/6.2.22/ubuntu/installers/foundationdb-clients_6.2.22-1_amd64.deb
sudo dpkg -i foundationdb-clients_6.2.22-1_amd64.deb foundationdb-server_6.2.22-1_amd64.deb
git clone https://github.com/opentradesolutions/opentick
make build
sudo apt install nodejs
sudo npm install -g pm2
pm2 start ./opentickNote: FoundationDB runs in memory storage mode and only one process by default. You can change it to disk storage as belows:
user@host$ fdbcli
fdb> configure ssdFore more configuration on FoundationDB, please check FoundationDB Configuration
pip install opentick100k ohlcv bar inserted in 1 second.
user@host:~/opentick/bindings/go$ go run test.go
2018/11/27 21:27:23 4.500470184s 5.500314708s 0 100000 all insert futures get done
2018/11/27 21:27:25 861.306778ms 1.139363333s 0 10 all batch insert futures get done
2018/11/27 21:27:26 805.542584ms 100000 retrieved with ranges
2018/11/27 21:27:27 1.782497936s 100000 retrieved with async
2018/11/27 21:27:29 1.424262818s 100000 retrieved with one syncuser@host:~/opentick/bindings/python$ ./test.py
2018-11-27 21:29:10.168138 0:00:00.200577 0:00:06.724991 0 100000 all insert futures get done
2018-11-27 21:29:12.192570 0:00:00.176540 0:00:00.959563 0 10 all batch insert futures get done
2018-11-27 21:29:13.460025 0:00:01.267462 100000 retrieved with ranges
2018-11-27 21:29:15.077686 0:00:01.617666 100000 retrieved with async
2018-11-27 21:29:16.777043 0:00:01.699361 100000 retrieved with one syncuser@host:~/opentick/bindings/cpp$ make test
21:33:19.231156889: 4.22207s 4.84954s 0 100000 all insert futures get done
21:33:20.172744180: 0.447708s 0.934337s 0 10 all batch insert futures get done
21:33:21.677161076: 1.49497s 100000 retrieved with async- Create database and table
auto conn = Connection::Create("127.0.0.1", 1116);
conn->Start();
conn->Execute("create database if not exists test");
conn->Use("test");
conn->Execute(R"(
create table if not exists test(sec int, interval int, tm timestamp,
open double, high double, low double, close double, v double, vwap
double, primary key(sec, interval, tm))
)");- Execute
// opentick prepares the sql statement automatically, no need to prepare explicitly
auto fut = conn->ExecuteAsync(
"select * from test where sec=1 and interval=?", Args{1}));
auto res = fut->Get(); // blocked wait until execution done
// Get last 2 rows ordering by primary key
auto res = conn->Execute(
"select tm from test where sec=1 and interval=? limit -2", Args{1});- Insert
static const std::string kInsert =
"insert into test(sec, interval, tm, open, high, low, close, vol, vwap) "
"values(?, ?, ?, ?, ?, ?, ?, ?, ?)";
std::vector<Future> futs;
for (auto i = 0; i < 1000; ++i) {
futs.push_back(conn->ExecuteAsync(kInsert, Args{1, 1, system_clock::now(), 2.2, 2.4, 2.1, 2.3, 1000000, 2.25}));
}
// wait for all insertion done
for (auto fut : futs) fut->Get();- Batch Insert
Argss argss;
for (auto i = 0; i < 1000; ++i) {
argss.push_back(Args{1, i, system_clock::now(), 2.2, 2.4, 2.1, 2.3, 1000000, 2.25});
}
conn->BatchInsert(kInsert, argss);- Price Adjustments
auto res = conn->Execute(
"select tm, adj(open), adj(high), adj(low), adj(close), adj(vol) from test where sec=1 and interval=? limit -2", Args{1});For more details, please checkout adj_test.go
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