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column 'price'
    dataType: Int64
    isDataTypeInfered : false
    summarizeBy: none

column 'event_date'
    dataType: DateTime
    isDataTypeInfered : false
    summarizeBy: none

column 'Product Name'
    dataType: string
    isDataTypeInfered : false
    summarizeBy: none
Saved version 1
Saved version 2
Saved version 3

We regularly ‘save’ the version of our code.

This is called a commit.