client-py/SessionSyn.py

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# Uncomment the following line to use apache-iotdb module installed by pip3
#

from iotdb.Session import Session
from iotdb.utils.IoTDBConstants import TSDataType, TSEncoding, Compressor
from iotdb.utils.Tablet import Tablet
import pandas as pd
import numpy as np
import time

# creating session connection.
ip = "127.0.0.1"
port_ = "6667"
username_ = "root"
password_ = "root"
session = Session(ip, port_, username_, password_, fetch_size=1024, zone_id="UTC+8")
session.open(False)

grp = "bt_syn_01"

# set and delete storage groups
session.delete_storage_group("root." + grp)
session.set_storage_group("root." + grp)

# setting time series.
session.create_time_series(
    "root." + grp + ".d_01.s_01", TSDataType.DOUBLE, TSEncoding.PLAIN, Compressor.SNAPPY
)

# checking time series
print(
    "s_01 expecting True, checking result: ",
    session.check_time_series_exists("root." + grp + ".d_01.s_01"),
)

df = pd.read_csv("D:\\Study\\Lab\\iotdb\\add_quantile_to_aggregation\\test_project_2\\1_bitcoin.csv")
data = df["bitcoin dataset"].tolist()
# df = pd.read_csv("../../4_wh.csv")
# data = df["value"].tolist()
data = [[datum] for datum in data]
# df = pd.read_csv("../../SpacecraftThruster.txt")
# df = pd.read_csv("../../4_taxipredition8M.txt")
# data = (np.array(df)).tolist()
# data = [[datum[0]] for datum in data]
batch = 8192
print(data[:10])
print(type(data[0]))
print(len(data))

measurements_ = ["s_01"]
data_types_ = [
    TSDataType.DOUBLE
]

values_ = range(batch)
timestamps_ = range(1<<40,(1<<40)+batch)
tablet_ = Tablet(
    "root." + grp + ".d_01", measurements_, data_types_, values_, timestamps_
)
session.insert_tablet(tablet_)
session.execute_non_query_statement("flush")

total_time = 0
for i in range(6713):
    if i % 100 == 0:
        print("Iter: " + str(i))
    # insert one tablet into the database.
    values_ = data[i * batch : (i + 1) * batch] # Non-ASCII text will cause error since bytes can only hold 0-128 nums.
    timestamps_ = list(range(i * batch, (i + 1) * batch))
    if len(timestamps_) != len(values_):
        break
    tablet_ = Tablet(
        "root." + grp + ".d_01", measurements_, data_types_, values_, timestamps_
    )
    curr_time = time.time()
    session.insert_tablet(tablet_)
    total_time += (time.time() - curr_time)
    # session.execute_non_query_statement("flush")

print(total_time)

# close session connection.
session.close()

print("All executions done!!")