PREVIEW / etf_30min / 2018-07-20
file: by_date/etf_30min/2018/2018-07-20.parquet size: 449 KB rows: 15,680
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 |
|---|---|---|---|---|---|---|---|
| 2018-07-20 04:00:00 | SPY | ETF | 279.81 | 279.92 | 279.8 | 279.9 | 4762.0 |
| 2018-07-20 04:30:00 | SPY | ETF | 279.92 | 279.92 | 279.8 | 279.8 | 15450.0 |
| 2018-07-20 05:00:00 | SPY | ETF | 279.99 | 279.99 | 279.81 | 279.82 | 3600.0 |
| 2018-07-20 05:30:00 | SPY | ETF | 279.72 | 280.02 | 279.7 | 280.02 | 15872.0 |
| 2018-07-20 06:00:00 | SPY | ETF | 279.97 | 279.97 | 278.8 | 278.89 | 113323.0 |
| 2018-07-20 06:30:00 | SPY | ETF | 278.89 | 279.43 | 278.86 | 279.31 | 89681.0 |
| 2018-07-20 07:00:00 | SPY | ETF | 279.36 | 279.61 | 279.34 | 279.55 | 71478.0 |
| 2018-07-20 07:30:00 | SPY | ETF | 279.54 | 279.71 | 279.54 | 279.71 | 214576.0 |
| 2018-07-20 08:00:00 | SPY | ETF | 279.5301 | 279.76 | 279.31 | 279.51 | 81872.0 |
| 2018-07-20 08:30:00 | SPY | ETF | 279.49 | 279.56 | 279.09 | 279.18 | 416172.0 |
| 2018-07-20 09:00:00 | SPY | ETF | 279.18 | 280.0 | 279.05 | 279.76 | 857140.0 |
| 2018-07-20 09:30:00 | SPY | ETF | 279.77 | 280.04 | 279.63 | 280.04 | 6820919.0 |
| 2018-07-20 10:00:00 | SPY | ETF | 280.035 | 280.14 | 279.775 | 280.09 | 5142063.0 |
| 2018-07-20 10:30:00 | SPY | ETF | 280.08 | 280.29 | 279.96 | 280.1 | 6058657.0 |
| 2018-07-20 11:00:00 | SPY | ETF | 280.11 | 280.39 | 279.92 | 280.38 | 7348568.0 |
| 2018-07-20 11:30:00 | SPY | ETF | 280.38 | 280.48 | 280.17 | 280.18 | 4070910.0 |
| 2018-07-20 12:00:00 | SPY | ETF | 280.18 | 280.27 | 279.99 | 280.11 | 2217781.0 |
| 2018-07-20 12:30:00 | SPY | ETF | 280.11 | 280.23 | 280.005 | 280.12 | 2766578.0 |
| 2018-07-20 13:00:00 | SPY | ETF | 280.11 | 280.2 | 279.82 | 279.86 | 3308929.0 |
| 2018-07-20 13:30:00 | SPY | ETF | 279.86 | 280.1498 | 279.79 | 280.09 | 2629253.0 |
| 2018-07-20 14:00:00 | SPY | ETF | 280.09 | 280.22 | 279.83 | 279.8999 | 3726949.0 |
| 2018-07-20 14:30:00 | SPY | ETF | 279.89 | 279.96 | 279.5 | 279.89 | 4291011.0 |
| 2018-07-20 15:00:00 | SPY | ETF | 279.89 | 279.93 | 279.57 | 279.625 | 3130973.0 |
| 2018-07-20 15:30:00 | SPY | ETF | 279.63 | 279.92 | 279.58 | 279.74 | 8912805.0 |
| 2018-07-20 16:00:00 | SPY | ETF | 279.74 | 279.9771 | 279.45 | 279.47 | 12981215.0 |
| 2018-07-20 16:30:00 | SPY | ETF | 279.48 | 279.79 | 279.47 | 279.69 | 4397202.0 |
| 2018-07-20 17:00:00 | SPY | ETF | 279.73 | 279.73 | 279.65 | 279.7099 | 14670.0 |
| 2018-07-20 17:30:00 | SPY | ETF | 279.71 | 279.72 | 279.62 | 279.62 | 7915.0 |
| 2018-07-20 18:00:00 | SPY | ETF | 279.62 | 279.62 | 279.55 | 279.59 | 30345.0 |
| 2018-07-20 18:30:00 | SPY | ETF | 279.59 | 280.18 | 279.55 | 279.65 | 30668.0 |
| 2018-07-20 19:00:00 | SPY | ETF | 279.65 | 279.65 | 279.51 | 279.65 | 4300.0 |
| 2018-07-20 19:30:00 | SPY | ETF | 279.59 | 279.71 | 279.59 | 279.68 | 1429.0 |
| 2018-07-20 04:00:00 | QQQ | ETF | 179.69 | 179.79 | 179.68 | 179.73 | 10934.0 |
| 2018-07-20 04:30:00 | QQQ | ETF | 179.74 | 179.75 | 179.72 | 179.72 | 5154.0 |
| 2018-07-20 05:00:00 | QQQ | ETF | 179.73 | 179.84 | 179.72 | 179.78 | 9900.0 |
| 2018-07-20 05:30:00 | QQQ | ETF | 179.69 | 179.81 | 179.63 | 179.81 | 9302.0 |
| 2018-07-20 06:00:00 | QQQ | ETF | 179.7 | 179.71 | 178.77 | 178.8 | 28688.0 |
| 2018-07-20 06:30:00 | QQQ | ETF | 178.75 | 179.35 | 178.75 | 179.28 | 36795.0 |
| 2018-07-20 07:00:00 | QQQ | ETF | 179.32 | 179.55 | 179.3 | 179.48 | 66302.0 |
| 2018-07-20 07:30:00 | QQQ | ETF | 179.49 | 179.61 | 179.46 | 179.55 | 117333.0 |
| 2018-07-20 08:00:00 | QQQ | ETF | 179.37 | 179.74 | 179.29 | 179.3 | 78945.0 |
| 2018-07-20 08:30:00 | QQQ | ETF | 179.34 | 179.44 | 179.06 | 179.17 | 145255.0 |
| 2018-07-20 09:00:00 | QQQ | ETF | 179.185 | 179.71 | 179.09 | 179.57 | 454031.0 |
| 2018-07-20 09:30:00 | QQQ | ETF | 179.57 | 179.7447 | 179.32 | 179.63 | 3461861.0 |
| 2018-07-20 10:00:00 | QQQ | ETF | 179.63 | 179.789 | 179.41 | 179.75 | 1430678.0 |
| 2018-07-20 10:30:00 | QQQ | ETF | 179.75 | 180.17 | 179.63 | 179.98 | 1433312.0 |
| 2018-07-20 11:00:00 | QQQ | ETF | 179.975 | 180.095 | 179.77 | 180.08 | 1062252.0 |
| 2018-07-20 11:30:00 | QQQ | ETF | 180.09 | 180.13 | 179.61 | 179.67 | 1207371.0 |
| 2018-07-20 12:00:00 | QQQ | ETF | 179.66 | 179.6768 | 179.21 | 179.3 | 1638388.0 |
| 2018-07-20 12:30:00 | QQQ | ETF | 179.31 | 179.5 | 179.171 | 179.41 | 955407.0 |
> showing 50 of 15,680 rows — these rows as CSV