1 <PivotSet><item><column name = "REGION">HZ</column><column name = "EMPLOYEE_COUN 2 <PivotSet><item><column name = "REGION">HZ</column><column name = "EMPLOYEE_COUN 2. Columns to Rows. 列转行叫“Unpivot”,相对于“Pivot”来说稍微有点复杂,而且不是那么直观。现在来把上面得到的结果...
https://www.alibabacloud.com/help/zh/maxcompute/use-cases/transpose-rows-to-columns-or-columns-to-rows 来源| 阿里云开发者公众号作者| 高迅文章标签: 云原生大数据计算服务 MaxCompute 分布式计算 MaxCompute SQL 数据格式 JSON 关键词: 云原生大数据计算服务 MaxCompute sql SQL行转列 odps SQL SQL列转行 相...
Example output transformation using SQL pivot rows to columns. Image by Author. While pivoting data simplifies data summary, this technique has potential issues. The following are the potential challenges with SQL pivot and how to address them. Dynamic Column Names: When the values to pivot (e....
31 // Tweak Schema 32 tables["tablename"].Ignore = true; // To ignore a table 33 tables["tablename"].ClassName = "newname"; // To change the class name of a table 34 tables["tablename"]["columnname"].Ignore = true; // To ignore a column 35 tables["tablename"]["columnname"...
p_rows_column_real用于前述的第一种不限定列的转换; p_rows_column用于前述的第二种不限定列的转换。 CREATE OR REPLACE PACKAGE pkg_dynamic_rows_column AS TYPE refc IS REF CURSOR; PROCEDURE p_print_sql(p_txt VARCHAR2); FUNCTION f_split_str(p_str VARCHAR2, p_division VARCHAR2, p_seq INT...
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selectid,substr(str,2)strfromtestmodelreturnupdatedrowspartitionby(id)dimensionby(row_number()over(partitionbyidorderbyname)asrn)measures(cast(nameasvarchar2(20))asstr)rulesupsertiterate(3)until(presentv(str[iteration_number+2],1,0)=0)(str[0]=str[0]||','||str[iteration_number+1])order...
selectid,substr(str,2)strfromtestmodelreturnupdatedrowspartitionby(id)dimensionby(row_number()over(partitionbyidorderbyname)asrn)measures(cast(nameasvarchar2(20))asstr)rulesupsertiterate(3)until(presentv(str[iteration_number+2],1,0)=0)(str[0]=str[0]||','||str[iteration_number+1])order...
...完整的SQL 如下: SELECT CASE rn WHEN 1 THEN ename WHEN 2 THEN job WHEN 3 THEN...,只要确保派生表 four_rows 的数据只有 4 行就行。 5.4K30 ECharts数据集( dataset )的行或列映射为系列(series) 把数据集( dataset )的行或列映射为系列(series) 用户可以使用 seriesLayoutBy 配置项,改变图表...
Pivot rows using CASE If pivot isn't available in your database you'll have to do it the old-school way: manually. For each column you want to create in the final results you need to: Check whether the current value of the pivoting column equals the value you want If it...