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- [ ] types of database
- [ ] tools & libraries for network graph
- [ ] information we need(#21 #13)
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Current implementation of merge command in parquet-tools doesn't merge row groups, just places one after the other. Add API and command option to be able to merge small blocks into larger ones up to s…
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Hello , we just tried latest apache-arrow version 3.0.0 and the write example included in low level api example, but lz4 still seems not compatible with Hadoop . we got this error reading over hadoop …
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## tl;dr
The following still produces ZSON output despite the `-f zng`.
```
$ echo '{ts:2024-08-14T19:12:51Z}' | zq -f zng -
{ts:2024-08-14T19:12:51Z}
```
## Details
Repro is with Zed c…
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[Apache Parquet](https://en.wikipedia.org/wiki/Apache_Parquet) is a file format aiming to manipulate data more easily.
* allows VERY fast requests (milliseconds vs dozen of seconds with grep/csvgrep)…
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I could not read files written by parquet-cpp from parquet-tools and Hive.
Setting field ids in the schema metadata seems to be the problem. We should make setting the field_id optional.
**Reporter**…
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Hello,
Thanks for sharing such an amazing tool to the community. I've been enjoying to utilize the tool so much.
To get to the point, I wonder if there's a way I can get the speclib binary schem…
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The parquet-tools library is affected by multiple CVEs.
|CVE-2018-10237|https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2018-10237|Unbounded memory allocation in Google Guava 11.0 through …
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If I follow https://github.com/nielsbasjes/parquet-mr/tree/master/parquet-tools
I.e. clone and run
```Java
cd parquet-tools && mvn clean package -Plocal
```
then I get
```Java
[INFO]…
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**Reporter**: [Ivan Sadikov](https://issues.apache.org/jira/secure/ViewProfile.jspa?name=sadikovi) / @sadikovi
**Note**: *This issue was originally created as [PARQUET-750](https://issues.apache.or…