Page Comparison

Scenario

Panel

There are three cases of duplicate records:

Two or more records have identical values in each and every field (true duplicates).
Two or more records have identical values in some fields, and the fields that do not have matching values are of no consequence (it does not matter which record we take).
Two or more records have identical values in some fields, and one of the variable fields gives us a vale we can select on (in practice, usually a datetime field like 'last updated time').

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Click to select the stream that may contain duplicates.
Right-click on the model view pane, and select 'Merge selected streams'.
in the pipe configuration dialog that pops up, group on the field with duplicated data and click the green tick to save your input.
in the Automatic Stream Configuration dialog that appears, select 'just key attributes' from the drop down.
Run analysis on the stream that results. Viewing the data, it can be seen that for each value of the grouping key,
PhixFlow reports the number of records in that group, and also highlights lines where it is greater than one.
If after inspecting the data you think the groups of duplicated records are defined by some key other than what you have tried, you can repeat the above procedure, generating a new merge stream but with different grouping keys.

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