PREVIEW / etf_30min / 2018-07-31
file: by_date/etf_30min/2018/2018-07-31.parquet size: 470 KB rows: 16,183
schema
timestamp TIMESTAMP symbol VARCHAR asset_type VARCHAR open DOUBLE high DOUBLE low DOUBLE close DOUBLE volume DOUBLE
sample rows
| timestamp | symbol | asset_type | open | high | low | close | volume |
|---|---|---|---|---|---|---|---|
| 2018-07-31 04:00:00 | SPY | ETF | 280.29 | 280.29 | 280.01 | 280.08 | 10082.0 |
| 2018-07-31 04:30:00 | SPY | ETF | 280.08 | 280.26 | 280.08 | 280.24 | 6050.0 |
| 2018-07-31 05:00:00 | SPY | ETF | 280.27 | 280.3 | 280.26 | 280.26 | 5702.0 |
| 2018-07-31 05:30:00 | SPY | ETF | 280.21 | 280.21 | 280.14 | 280.15 | 1900.0 |
| 2018-07-31 06:00:00 | SPY | ETF | 280.1 | 280.29 | 280.1 | 280.24 | 3850.0 |
| 2018-07-31 06:30:00 | SPY | ETF | 280.29 | 280.6 | 280.26 | 280.56 | 29290.0 |
| 2018-07-31 07:00:00 | SPY | ETF | 280.6 | 280.6 | 280.46 | 280.5 | 20598.0 |
| 2018-07-31 07:30:00 | SPY | ETF | 280.5 | 280.63 | 280.45 | 280.61 | 51509.0 |
| 2018-07-31 08:00:00 | SPY | ETF | 280.45 | 280.62 | 280.16 | 280.5 | 46935.0 |
| 2018-07-31 08:30:00 | SPY | ETF | 280.5 | 280.65 | 280.32 | 280.42 | 327142.0 |
| 2018-07-31 09:00:00 | SPY | ETF | 280.41 | 281.38 | 280.19 | 280.76 | 2316221.0 |
| 2018-07-31 09:30:00 | SPY | ETF | 280.81 | 281.3 | 280.54 | 280.66 | 9310317.0 |
| 2018-07-31 10:00:00 | SPY | ETF | 280.66 | 281.17 | 280.38 | 280.51 | 5007176.0 |
| 2018-07-31 10:30:00 | SPY | ETF | 280.52 | 280.9 | 280.52 | 280.78 | 2139938.0 |
| 2018-07-31 11:00:00 | SPY | ETF | 280.77 | 281.25 | 280.76 | 281.11 | 2496632.0 |
| 2018-07-31 11:30:00 | SPY | ETF | 281.11 | 281.61 | 281.1049 | 281.6 | 3020345.0 |
| 2018-07-31 12:00:00 | SPY | ETF | 281.6 | 282.02 | 281.6 | 281.99 | 2946052.0 |
| 2018-07-31 12:30:00 | SPY | ETF | 281.99 | 281.994 | 281.66 | 281.7601 | 1664578.0 |
| 2018-07-31 13:00:00 | SPY | ETF | 281.77 | 281.8861 | 281.46 | 281.61 | 2022416.0 |
| 2018-07-31 13:30:00 | SPY | ETF | 281.61 | 281.76 | 281.5 | 281.71 | 2393371.0 |
| 2018-07-31 14:00:00 | SPY | ETF | 281.71 | 281.76 | 281.37 | 281.55 | 2578359.0 |
| 2018-07-31 14:30:00 | SPY | ETF | 281.555 | 281.78 | 281.4584 | 281.58 | 2064157.0 |
| 2018-07-31 15:00:00 | SPY | ETF | 281.575 | 281.58 | 281.16 | 281.35 | 3458956.0 |
| 2018-07-31 15:30:00 | SPY | ETF | 281.35 | 281.44 | 280.87 | 281.22 | 12771536.0 |
| 2018-07-31 16:00:00 | SPY | ETF | 281.25 | 282.01 | 279.95 | 281.94 | 8613390.0 |
| 2018-07-31 16:30:00 | SPY | ETF | 281.98 | 282.3 | 281.1987 | 282.18 | 962087.0 |
| 2018-07-31 17:00:00 | SPY | ETF | 282.16 | 282.26 | 282.03 | 282.06 | 807308.0 |
| 2018-07-31 17:30:00 | SPY | ETF | 282.08 | 282.08 | 281.94 | 281.94 | 101334.0 |
| 2018-07-31 18:00:00 | SPY | ETF | 281.96 | 282.03 | 281.75 | 281.75 | 127332.0 |
| 2018-07-31 18:30:00 | SPY | ETF | 281.76 | 281.84 | 280.91 | 280.92 | 157061.0 |
| 2018-07-31 19:00:00 | SPY | ETF | 280.94 | 281.16 | 280.77 | 281.16 | 101022.0 |
| 2018-07-31 19:30:00 | SPY | ETF | 281.16 | 281.41 | 281.08 | 281.36 | 78583.0 |
| 2018-07-31 04:00:00 | QQQ | ETF | 175.39 | 175.44 | 175.18 | 175.23 | 5850.0 |
| 2018-07-31 04:30:00 | QQQ | ETF | 175.23 | 175.35 | 175.21 | 175.3 | 3350.0 |
| 2018-07-31 05:00:00 | QQQ | ETF | 175.35 | 175.38 | 175.23 | 175.23 | 5406.0 |
| 2018-07-31 05:30:00 | QQQ | ETF | 175.3 | 175.35 | 175.29 | 175.3 | 5528.0 |
| 2018-07-31 06:00:00 | QQQ | ETF | 175.25 | 175.33 | 175.24 | 175.24 | 17000.0 |
| 2018-07-31 06:30:00 | QQQ | ETF | 175.27 | 175.44 | 175.23 | 175.43 | 36037.0 |
| 2018-07-31 07:00:00 | QQQ | ETF | 175.42 | 175.59 | 175.42 | 175.55 | 31528.0 |
| 2018-07-31 07:30:00 | QQQ | ETF | 175.55 | 175.79 | 175.53 | 175.72 | 54745.0 |
| 2018-07-31 08:00:00 | QQQ | ETF | 175.5199 | 175.7699 | 175.4 | 175.63 | 147174.0 |
| 2018-07-31 08:30:00 | QQQ | ETF | 175.65 | 175.79 | 175.39 | 175.54 | 222803.0 |
| 2018-07-31 09:00:00 | QQQ | ETF | 175.54 | 176.14 | 175.3 | 175.77 | 651193.0 |
| 2018-07-31 09:30:00 | QQQ | ETF | 175.77 | 176.81 | 175.56 | 175.66 | 7929515.0 |
| 2018-07-31 10:00:00 | QQQ | ETF | 175.65 | 176.08 | 174.82 | 175.2 | 4032697.0 |
| 2018-07-31 10:30:00 | QQQ | ETF | 175.22 | 175.78 | 175.22 | 175.55 | 1911775.0 |
| 2018-07-31 11:00:00 | QQQ | ETF | 175.53 | 176.24 | 175.53 | 176.08 | 1781258.0 |
| 2018-07-31 11:30:00 | QQQ | ETF | 176.08 | 176.75 | 176.0475 | 176.6962 | 1877227.0 |
| 2018-07-31 12:00:00 | QQQ | ETF | 176.7 | 177.13 | 176.685 | 177.06 | 2611821.0 |
| 2018-07-31 12:30:00 | QQQ | ETF | 177.06 | 177.06 | 176.57 | 176.68 | 1095276.0 |
> showing 50 of 16,183 rows — these rows as CSV