block_trade
Access detailed block trade data, including transaction prices, volumes, and involved brokerage firms, for specified stocks or the entire market within a defined date range.
Instructions
获取大宗交易数据，包括成交价格、成交量、买卖双方营业部等详细信息
Input Schema
| Name | Required | Description | Default |
|---|---|---|---|
| code | No | 股票代码（可选），如'000001.SZ'表示平安银行。不填写则查询全市场大宗交易 | |
| end_date | Yes | 结束日期，格式为YYYYMMDD，如'20231231' | |
| start_date | Yes | 起始日期，格式为YYYYMMDD，如'20230101' |