In Power Query, you can add new columns by providing one or more sample values to help create it. You can do this from a current selection or by providing input based on selected columns. This is useful when you know the data you want in your new column, but you're...
Notice thatColumn From Examplesalso appears as anApplied Stepin theQuery Settingspane. As always, Power Query Editor records your transformation steps and applies them to the query in order. As you type your example in the new column, Power BI shows a preview of the rest of the column, bas...
Next steps You can create a custom column in other ways, such as creating a column based on examples you provide to Power Query Editor. More information: Add a column from an example For Power Query M reference information, go to Power Query M function reference.Feed...
英文语法:function (table as table, newColumnName as text, columnGenerator as function, optional columnType as nullable type) as table 中文语法:Table.AddColumn(表名,"新列名", each ) 或Table.AddColumn(表名,"新列名", (x)=>x) 第一参数是 表名,对哪个表添加列。
Adds a column named newColumnName to the table table. The values for the column are computed using the specified selection function columnGenerator with each row taken as an input.Example 1Add a number column named "TotalPrice" to the table, with each value being the sum of the [Price] ...
舍入:舍入Table.AddColumn 信息:信息Table.AddColumn 日期:日期Table.AddColumn 时间:时间Table.AddColumn 持续时间:持续时间Table.AddColumn 扩展: 添加索引列:索引列Table.AddIndexColumn 添加重复列:重复列Table.DuplicateColumn 匹配复制列:= Table.AddFuzzyClusterColumn( 表, "原列", "新列名", 匹配选项) ...
中文语法:Table.AddColumn(表名,"新列名", each ) 或 Table.AddColumn(表名,"新列名", (x)=>x) 第一参数是 表名,对哪个表添加列。 第二参数是 新列名,是一个文本类型值。 第三参数是 产生新列的函数,通常用each _ 或 (x)=>x表示,或者是列间计算,或者是对某列操作后的结果,或者是条件判断等,...
Text.Combine:合并列Table.AddColumn 提取:提取Table.AddColumn 统计信息:统计信息Table.AddColumn 标准:标准Table.AddColumn 科学记数:科学记数Table.AddColumn 三角函数:三角函数Table.AddColumn ...
添加指定格式列 操作过程: 选取指定列》【添加列】》【格式】》选取 M公式: = Table.AddColumn( 表, "新列名", 函数, 数据类型) 函数: 小写:Text.Lower ([指定列]) 大写:Text.Upper ([指定列]) 每个字词首字母大写:Text.Proper ([指定列]) ...
数据源: 任意数据源,至少两列数值,两列非数值(文本) 目标: 对数值列进行求和等计算,对非数值列进行计数等计算 操作过程: 选取至少两列》【添加列】》【统计信息】》选取 M公式: = Table.AddColumn( 表, "新列名", 函数, 数据类型) 函数: 求和:= List.Sum({[数值列1],...,[数值列n]}, 精度) ...