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olprod committed Sep 28, 2024
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8 changes: 4 additions & 4 deletions Instructions/Labs/03b-medallion-lakehouse.md
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在 Fabric 中处理数据之前,创建一个已启用的 Fabric 试用版的工作区。

1.[Microsoft Fabric 主页](https://app.fabric.microsoft.com)中,选择“Synapse 数据工程”****
1.`https://app.fabric.microsoft.com/home?experience=fabric`[Microsoft Fabric 主页](https://app.fabric.microsoft.com/home?experience=fabric)中,选择“Synapse 数据工程”****
2. 在左侧菜单栏中,选择“工作区”(图标类似于 🗇)。
3. 新建一个工作区并为其指定名称,并选择包含 Fabric 容量(试用版、高级版或 Fabric)的许可模式 。
4. 打开新工作区时,它应为空。
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| -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| 1 | SO49172 | 1 | 2021-01-01 | Brian Howard | brian23@adventure-works.com | Road-250 Red, 52 | 1 | 2443.35 | 195.468 |
| 2 | SO49173 | 1 | 2021-01-01 | Linda Alvarez | linda19@adventure-works.com | Mountain-200 Silver, 38 | 1 | 2071.4197 | 165.7136 |
| ... | ... | ... | ... | ... | ... | ... | ... | ... | ... |
| [.] | [.] | [.] | [.] | [.] | [.] | [.] | [.] | [.] | [.] |

你运行的代码已将 **bronze** 文件夹中的 CSV 文件的数据加载到 Spark 数据帧中,然后显示了数据帧的前几行。

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12. 添加另一个代码块**** 以创建 product_silver**** 数据帧。

```python
from pyspark.sql.functions import col, split, lit
from pyspark.sql.functions import col, split, lit, when

# Create product_silver dataframe

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1. 在左侧栏中,选择工作区的图标以查看其包含的所有项。
2. 在工具栏上的“...”菜单中,选择“工作区设置” 。
3. 在“常规”部分中,选择“移除此工作区”********
3. 在“常规”部分中,选择“删除此工作区”。********
8 changes: 4 additions & 4 deletions Instructions/Labs/15-work-with-model-relationships.md
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若要明确是哪个会计年度,最好重命名视觉对象字段(或为视觉对象添加标题)。

7. 在表视觉对象的“可视化效果”窗格的“值”井中,选择向下箭头,然后选择“为此视觉对象重命名
7. 在表视觉对象的“**可视化效果**”窗格中,从“****”井中选择向下箭头,然后选择“**为此视觉对象重命名**

![](Images/work-with-model-relationships-image11.png)

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另一种方法是为每个角色扮演维度创建不同的模型表。你将在下一个练习中这样做。
6. 要从表视觉对象中删除度量值,请在“可视化效果”窗格中的“值”井中,对于“Sales Shipped”字段,请按 X
6. 要从表视觉对象中删除度量值,请在“**可视化效果**”窗格的“**列**”井中,对“**已装运的销售额**”字段按 **X**
![](Images/work-with-model-relationships-image25.png)
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5. 将新的表视觉对象移动到现有表视觉对象的右侧。
6. 选择新的表视觉对象,然后在“可视化效果”窗格的“”井中,删除“Order Year”字段
6. 选择新的表视觉对象,然后在“**可视化效果**”窗格的“**列**”井中,删除“**订单年份**”字段。
![](Images/work-with-model-relationships-image42.png)
7. 在“数据”窗格中,展开以打开 Ship Date 表 。
8. 要向新的表视觉对象添加新字段,请将 Ship Date 表中的“Ship Year”字段拖到“Sales Amount”字段上方的“”井中
8. 要向新的表视觉对象添加新字段,请从**装运日期**表中将“**装运年份**”字段拖到“**销售额**”字段上方的“**列**”井中。
![](Images/work-with-model-relationships-image43.png)
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