big data manipulation

  1. O

    Power Query - changing entries and Big Data

    Hello, everybody. I have CSV files that upon opening have some irregular IDs' entries (all IDs should have 17 characters but after filtering them by the length I found some that had an irregular amount of characters - 14, 15, 18). However, when I created a Power Query, suddenly all the IDs...
    • Optimal
    • Thread
    • big data manipulation need help power query
    • Replies: 1
    • Forum: Power Tools
  2. L

    Aggregate data from multiple workbooks into one

    Hi All, I'm looking to aggregate data from multiple workbooks (20+) into one represented by graphs. All workbooks have worksheets by day. We want to create daily trend graphs with data from each sheet within that workbook. Oppose to creating one master workbook that has all this data (which...
    • lwarren30
    • Thread
    • big data manipulation external comparison graphs/charts multiple databases piviot table vba
    • Replies: 3
    • Forum: Excel Questions
  3. J

    Big Data Analytics (Excel crashes)

    Hi, I've noticed tons of challenges manipulating big excel files. I'm having challenges dragging down formulas, copying/pasting data etc. because it's too much for Excel to compute. Would moving the spread sheet to MS Access make a difference in smoothing out these challenges?

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