Altering Population Items

Allowed Changes to Data Set Population Items details the changes that can be made to data set population items. Numbers in parentheses refer to the explanatory notes following the table.

Table 33. Allowed Changes to Data Set Population Items

Option

Model

Update

File Format Conversion (No Item Changes)

Record Format Conversion (Item Changes)

Add new population item.

No

No (1)

No

No

Delete existing population item.

No

No

No

Yes (2)

Change population item size.

No

No

No

No

Change structure referenced by population item.

No

No

No

No

Explanatory Notes

  1. If no global data is declared in the database definition, or if global data is being added to the database definition for the first time, a population item can be added.

  2. If an item is deleted from a data set or from global data, the item must also be deleted from all remaps that include it.

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