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Commit Graph

  • a64a112b46 Updates main Guofu Li 2022-10-31 10:58:03 +0800
  • 083c66abb1 Dump daily one-hot concept data to dolphindb. Guofu Li 2022-09-28 14:51:17 +0800
  • 32e2092b8f Update README.md, add descriptions for data verification. Guofu Li 2022-09-08 10:30:48 +0800
  • 8e22716161 Merge branch 'main' of http://192.168.1.7:3000/guofu/dolphin-dev Guofu Li 2022-09-06 16:42:14 +0800
  • 544f50e8e4 Bug fixes: create python processor pool dynamically, which solves the issue of memory leak for good. 1.0.0 Guofu Li 2022-08-28 19:59:49 +0800
  • 893603fafc Bug fixes: create python processor pool dynamically, which solves the issue of memory leak for good. Guofu Li 2022-08-28 19:59:49 +0800
  • bcb45b8f5f Attempted to use DBConnection Pool to reduce memory consumption, but it does not work well with the multi-processing architecture of Python. Guofu Li 2022-08-27 14:26:53 +0800
  • a34dee0175 bug fixes Guofu Li 2022-08-26 15:36:28 +0800
  • 731a15bb01 Merge branch 'main' of http://192.168.1.7:3000/guofu/dolphin-dev Guofu Li 2022-08-26 15:34:02 +0800
  • 3c403adb4c 1. Make adjustments on `src/run.py` 2. Minor changes on `DDBPITLoader.py` Guofu Li 2022-08-26 15:32:16 +0800
  • 5af38a6421 1. `DDBHFTLoader.py`: Mannually remove some in-memory objects to reduce memory consumption, but mem-consumption still keeps growing... 2. `DDBPITLoader.py`: Add support for specifying `SYMBOL` typed columns. Guofu Li 2022-08-26 15:14:36 +0800
  • 99798262f3 Merge branch 'main' of http://192.168.1.7:3000/guofu/dolphin-dev Guofu Li 2022-08-25 20:08:19 +0800
  • 59b970532e Update , move connection out of the loop, so that it can be reused, fixing another memory leak issue. Guofu Li 2022-08-25 20:07:45 +0800
  • 1f53e14564 Update README.md Guofu Li 2022-08-25 15:11:00 +0800
  • 68610470c4 Buf fixes: (`DDBHFTLoader.py`) Mannually close the `ddb_sess` in parallel jobs to avoid memory leaks. Guofu Li 2022-08-25 12:59:45 +0800
  • 57d0c7954f bug fixes Guofu Li 2022-08-24 23:36:11 +0800
  • 94314df941 bug fixes Guofu Li 2022-08-24 17:57:19 +0800
  • 1764036d81 bug fixes Guofu Li 2022-08-24 17:43:55 +0800
  • 0ca31dcd47 1. Re-organize the directory structure, creating sub-packages for `DDBLoader`. 2. Update `DDBHFTLoader` to better handle the journal file. 3. Move the entrance scripts to `src/run.py`. Guofu Li 2022-08-24 14:40:33 +0800
  • 84e89f70aa Update the README file. Guofu Li 2022-08-22 13:13:23 +0800
  • bd9363f6fc 1. Reorganized the directory structure. 2. Add `DDBBase` class to decrease repeated class-level constant definitino. 3. Add `DDBExpression` class for single quarter calculation and yoy claculation. Guofu Li 2022-08-22 11:23:57 +0800
  • 85522c064c reorganize the directory structure Guofu Li 2022-08-20 20:34:33 +0800
  • 95de99046a 1. `DDBDailyFactor.py` => `DDBFactor.py` 2. 在`DDBLoader.py`中增加了`DDBPITLoader`类，专门用于向DolphinDB里面添加PIT数据 3. 其他一些优化 Guofu Li 2022-08-18 14:33:47 +0800
  • 621b38dce3 1. Add `DDBDailyFactor.py`, which creates daily factors from HFT data. 2. Correct some typo in `DDBLoader.py`, but shouldn't affect its normal behaviour. Guofu Li 2022-08-16 10:11:55 +0800
  • 65d667ecab add .gitignore file Guofu Li 2022-08-12 16:24:31 +0800
  • a479f1c26c init Guofu Li 2022-08-12 16:15:29 +0800