mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-23 16:12:01 +00:00
32 lines
1.4 KiB
Markdown
32 lines
1.4 KiB
Markdown
---
|
|
slug: /en/sql-reference/table-functions/hudi
|
|
sidebar_label: Hudi
|
|
---
|
|
|
|
# hudi Table Function
|
|
|
|
Provides a read-only table-like interface to Apache [Hudi](https://hudi.apache.org/) tables in Amazon S3.
|
|
|
|
## Syntax
|
|
|
|
``` sql
|
|
hudi(url [,aws_access_key_id, aws_secret_access_key] [,format] [,structure] [,compression])
|
|
```
|
|
|
|
## Arguments
|
|
|
|
- `url` — Bucket url with the path to an existing Hudi table in S3.
|
|
- `aws_access_key_id`, `aws_secret_access_key` - Long-term credentials for the [AWS](https://aws.amazon.com/) account user. You can use these to authenticate your requests. These parameters are optional. If credentials are not specified, they are used from the ClickHouse configuration. For more information see [Using S3 for Data Storage](/docs/en/engines/table-engines/mergetree-family/mergetree.md/#table_engine-mergetree-s3).
|
|
- `format` — The [format](/docs/en/interfaces/formats.md/#formats) of the file.
|
|
- `structure` — Structure of the table. Format `'column1_name column1_type, column2_name column2_type, ...'`.
|
|
- `compression` — Parameter is optional. Supported values: `none`, `gzip/gz`, `brotli/br`, `xz/LZMA`, `zstd/zst`. By default, compression will be autodetected by the file extension.
|
|
|
|
**Returned value**
|
|
|
|
A table with the specified structure for reading data in the specified Hudi table in S3.
|
|
|
|
**See Also**
|
|
|
|
- [Hudi engine](/docs/en/engines/table-engines/integrations/hudi.md)
|
|
|