代码语言:python 代码运行次数:0 复制Cloud Studio 代码运行 spark = SparkSession.builder.appName("PivotExample").getOrCreate() 加载数据集: 代码语言:python 代码运行次数:0 复制Cloud Studio 代码运行 data = spark.read.csv("data.csv", header=
Example of Dynamic PIVOT Dynamic pivot is also another interesting option. As mentioned above, you need to know what values you are pivoting on ahead of time, but with this example a query determines the values dynamically. Here is an example of the data we have been working with. SET @co...
)aspivotTable 3.效果 示例2:unpivot 1.数据准备 --Create the table and insert values as portrayed in the previous example.CREATETABLEpvt (VendorIDint, Emp1int, Emp2int, Emp3int, Emp4int, Emp5int);GOINSERTINTOpvtVALUES(1,4,3,5,4,4);INSERTINTOpvtVALUES(2,4,1,5,5,5);INSERTINTOpvt...
具体效果请参考example: 浏览4提问于2019-10-11得票数 0 回答已采纳 1回答 Dynamic PIVOT的in子句中的CSV值 、 我有一个动态透视查询,它在条件语句中使用CSV值,并创建了一个函数( .I (“ABC,sd",",")),该函数拆分csv字符串并以表格形式返回,函数在' in‘子句条件下工作,但在' pivot’语句内除外FOR ...
alias_for_pivot_table: An alias for the pivot table is needed. If that seems confusing so far, that’s OK. It’s easier to understand with an example. Pivot Example We’ve got our data in our product_sales table here: How can we write a pivot table query?
这些列分别对应于 Transact-SQL 定义中的 pivot_column 和 value_column。 查询如下。 SQL 复制 -- Create the table and insert values as portrayed in the previous example. CREATE TABLE pvt ( VendorID INT, Emp1 INT, Emp2 INT, Emp3 INT, Emp4 INT, Emp5 INT); GO INSERT INTO pvt VALUES ...
Can You Use Oracle PIVOT Without an Aggregate? Conclusion Table of Contents This guide covers the following topics. The Problem The PIVOT Keyword in Oracle SQL Simple PIVOT Example Specifying Grouped Columns Using the WHERE Clause with PIVOT ...
[pivot_column_name] )。 SELECT. FROM. PivotTable. PIVOT. (。 SUM([value_column_name])。 FOR [pivot_column_name] IN ([pivot_value1], [pivot_value2], ...)。 )。 For example, the following query uses the `WITH PIVOT AS` clause to create a CTE that contains the pivoted data. Th...
包含您要旋轉之資料列值的資料列值會Emp1Emp2呼叫Employee,而儲存目前存在於所旋轉資料行下之值的數據行則稱為Orders。 在 Transact-SQL 定義中,這些資料行分別對應到pivot_column和value_column。 以下是查詢。 SQL -- Create the table and insert values as portrayed in the previous example.CREATETABLEpvt ...
包含您要旋轉之資料列值的資料列值會Emp1Emp2呼叫Employee,而儲存目前存在於所旋轉資料行下之值的數據行則稱為Orders。 在 Transact-SQL 定義中,這些資料行分別對應到pivot_column和value_column。 以下是查詢。 SQL -- Create the table and insert values as portrayed in the previous example.CREATETABLEpvt ...