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Powerbi 将DAX表达式表转换为标量_Powerbi_Dax - Fatal编程技术网

Powerbi 将DAX表达式表转换为标量

Powerbi 将DAX表达式表转换为标量,powerbi,dax,Powerbi,Dax,如何将以下DAX表达式转换为标量 SELECTCOLUMNS(FILTER(rules, rules[RuleNumber] = 1), "AntecedentID", [AntecedentID]) 这将返回一个包含单个单元格的表,但我需要一个标量值 尝试将表达式包装为值或最大值,但没有成功 M = CONCATENATEX ( SELECTCOLUMNS ( FILTER ( rules, rules[RuleNumber] = 1 ),

如何将以下DAX表达式转换为标量

SELECTCOLUMNS(FILTER(rules, rules[RuleNumber] = 1), "AntecedentID", [AntecedentID])
这将返回一个包含单个单元格的表,但我需要一个标量值

尝试将表达式包装为
最大值
,但没有成功

M =
CONCATENATEX (
    SELECTCOLUMNS (
        FILTER ( rules, rules[RuleNumber] = 1 ),
        "@AntecedentID", [AntecedentID]
    ),
    [@AntecedentID],
    ", "
)