tableau prep 是干嘛的
时间: 2023-11-29 21:05:47 浏览: 190
Tableau Prep是Tableau家族的数据准备工具,用于对数据进行清洗、转换和整理,以便更好地进行数据分析。当我们拿到的数据无法直接用于分析时,Tableau Prep可以帮助我们理解数据的形状和结构,清理脏乱数据(如空值、异常值等),并进行数据规划、指标量化和显示指标转化等工作。Tableau Prep的特点是它提供了一系列的数据处理操作,包括清理、新行、聚合、转置、联接、并集、脚本、预测和输出等。通常,我们可以通过清理步骤开始处理数据,最后将结果输出为Excel或数据库等格式。其中,转置操作是将表进行列转行或行转列的操作,可以通过勾选转置选项来进行配置。Tableau Prep特别适用于多次转置的情况。\[1\]\[2\]\[3\]
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