表名：cn_stock_md_all_1d
| name | pandas_type | numpy_type | 字段说明 |
|---|---|---|---|
| trade_date | datetime | datetime64[ns] | 交易日期 |
| code | unicode | object | 合约名称/证券代码 |
| amount | float64 | float64 | 成交额 |
| close | float64 | float64 | 收盘价 |
| pre_close | float64 | float64 | 昨日收盘价 |
| low | float64 | float64 | 最低价 |
| high | float64 | float64 | 最高价 |
| open | float64 | float64 | 开盘价 |
| volume | float64 | float64 | 成交量 |
| up_stop | float64 | float64 | 涨停价 |
| down_stop | float64 | float64 | 跌停价 |
| trade_num | float64 | float64 | 交易次数 |
示例数据
| trade_date | code | amount | close | pre_close | low | high | open | volume | up_stop | down_stop | trade_num |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2022-01-04 | 000001 | 1.91889e+09 | 16.66 | 16.48 | 16.18 | 16.66 | 16.48 | 1.16926e+08 | 18.13 | 14.83 | 99885 |
| 2022-01-04 | 000002 | 3.95648e+09 | 20.49 | 19.76 | 19.36 | 20.65 | 19.49 | 1.9472e+08 | 21.74 | 17.78 | 175311 |
| 2022-01-04 | 000004 | 9.20016e+07 | 19.99 | 19.42 | 19.41 | 20.15 | 19.41 | 4.61859e+06 | 21.36 | 17.48 | 11846 |
| 2022-01-04 | 000005 | 3.39457e+07 | 2.36 | 2.3 | 2.28 | 2.36 | 2.3 | 1.4624e+07 | 2.42 | 2.19 | 2525 |
| 2022-01-04 | 000006 | 5.71072e+07 | 4.53 | 4.46 | 4.41 | 4.55 | 4.45 | 1.27024e+07 | 4.91 | 4.01 | 7236 |