sinkinben

I divide these castings into these subcategories, according to the source type. - [X] `integer -> integer` (It was done in #5960 .) - [x] `bool/int8/int16/int32/int64 -> {string, float, double(float64),...

## A Summary of Implementation Details **Casting from Integer Types** | Casting | Implementation Description | | :------------------------------------- | :----------------------------------------------------------- | | `bool -> float/double` | Based on `ColumnVector.castTo` in...

As the discussion mentioned in https://github.com/apache/orc/issues/1237, > Both Apache Spark and ORC community recommend to use explicit SQL CAST method instead of depending on data source's Schema Evolution. That is...

> Hi @sinkinben , please leave this issue pinned in the repository, thanks! Sorry, sometimes my mac may get stuck, when switching the screen, I may accidentally touch/click some buttons....

For the precision problem of `float/double -> string`, there exists a similar operation in sql-cast, e.g. `"select cast(float_col as string) from table"`. And in sql-cast, it's controlled by a conf:...

祝福，weibo 上简介为「自言自语之地，微博 v2.0」 的应该也是博主吧，哈哈，也没想到 Github 上也能遇到

We need to pay attention the difference between Julian calendar and Gregorian calendar. It seems that this is controlled by a config `orc.proleptic.gregorian` in CPU-spark. In CPU spark, setting it...

This is my testing command with `ffmpeg`: ```text > ./ffmpeg -i /e/workspace/temp-tuanjie/Assets/test6.wav -f wav -acodec adpcm_ima_wav ./adpcm-multi-channels.wav Input #0, wav, from 'E:/workspace/temp-tuanjie/Assets/test6.wav': Duration: 00:00:05.84, bitrate: 4233 kb/s Stream #0:0: Audio:...

For more details about 6 channels (aka 5.1 channel) audio file, refer to https://en.wikipedia.org/wiki/5.1_surround_sound