Databricks SQL 读取由 Azure 数据工厂中的复制活动创建的 Parquet 文件。

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英文:

Databricks SQL reading Parquet file ceated by Copy activity in Azure Data Factory

问题

我正在尝试获取由Azure Data Factory复制活动写入的Parquet文件,将其"附加"到Databricks SQL。我使用了这个命令:

create table people_db.GLAccount USING PARQUET LOCATION "abfss://dlsxxxx.dfs.core.windows.net/datamesh/PricingAnalysis/rdv_60_134.vGLAccount.parquet"

但我收到了以下错误消息:

Abfss://dlsxxxx.core.windows.net/datamesh/PricingAnalysis/rdv_60_134.vGLAccount.parquet 具有无效的权限。

我不是Databricks专家,我注意到ADF-Copy将所有数据写入一个文件,而当我在Databricks中创建Parquet文件时,我得到一个包含多个文件的目录。因此,这可能与设置有关,但我需要一些关于在哪里进行更改/测试的指导...

Kr,Harry

英文:

I'm tyring to get a Parquet file written by a Azore Data Factory copy activity "attached" to Databricks SQL.
I used this command

create table people_db.GLAccount USING PARQUET LOCATION "abfss://dlsxxxx.dfs.core.windows.net/datamesh/PricingAnalysis/rdv_60_134.vGLAccount.parquet"

But I'm getting this error

Abfss://dlsxxxx.core.windows.net/datamesh/PricingAnalysis/rdv_60_134.vGLAccount.parquet has invalid authority.

I'm not a databricsk expert and I saw that the ADF-Copy writes all data into 1 file and when I create Parquet files in Databricks I'm getting a directory with several files into it. So this might all have something to do with setting, but I will need some guidance on where what to change/test...

Kr, Harry

答案1

得分: 0

最有可能的情况是,datamesh 是您在 ADLS 上的容器,是吗?如果是的话,那么URL应该是

abfss://datamesh@dlsxxxx.dfs.core.windows.net/PricingAnalysis/rdv_60_134.vGLAccount.parquet

一般来说,ABFSS的URL看起来像下面这样:

abfss://<容器>@<存储>.dfs.core.windows.net/<路径>

P.S. 您可以在Hadoop ABFSS集成文档中找到所有详细信息。

英文:

Most probably, the datamesh is your container on ADLS? If yes, then URL should be

abfss://datamesh@dlsxxxx.dfs.core.windows.net/PricingAnalysis/rdv_60_134.vGLAccount.parquet

In general, ABFSS urls look like following:

abfss://&lt;container&gt;@&lt;storage&gt;.dfs.core.windows.net/&lt;path&gt;

P.S. you can find all details in documentation for Hadoop ABFSS integration.

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  • 本文由 发表于 2023年5月25日 01:19:42
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