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Guofu Li 621b38dce3
1. Add `DDBDailyFactor.py`, which creates daily factors from HFT data. 		2 years ago
ProtoBuffEntitys init 2 years ago
dolphindb init 2 years ago
.gitignore add .gitignore file 2 years ago
DDBDailyFactor.py 1. Add `DDBDailyFactor.py`, which creates daily factors from HFT data. 2 years ago
DDBLoader.py 1. Add `DDBDailyFactor.py`, which creates daily factors from HFT data. 2 years ago
ReadTickFromDB.py init 2 years ago
Readme.txt init 2 years ago
ddb.ipynb 1. Add `DDBDailyFactor.py`, which creates daily factors from HFT data. 2 years ago
dos.ipynb init 2 years ago
make_hft.py init 2 years ago
mssql.ipynb init 2 years ago
script.py init 2 years ago
stockMarketReplay.dos init 2 years ago

Readme.txt
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Python语言从数据库中读取字节流程序并解码还原示例程序在ReadTickFromDB.py中。
该函数需要pymssql、gzip、google.protobuf（可用pip install protobuf安装）三个外部依赖库需要在运行程序。
成功读取后，每个标的会读出并解析成一个结构体数组的数据结构，可以对于该数据进行进一步操作。