Altering Logical Databases

Allowed Changes to Logical Databases details the changes that can be made to logical databases during an update, reorganization, or modeling process.

Table 61. Allowed Changes to Logical Databases

Option

Model

Update

File Format Conversion (No Item Changes)

Record Format Conversion (Item Changes)

Add new logical database.

No

Yes

Yes

Yes

Delete existing logical database.

No

Yes

Yes

Yes

Change logical database name.

No

No

No

No

Change structures included in logical database.

No

Yes

Yes

Yes

Change disjoint sets, subsets, and accesses included in the logical database.

No

Yes

Yes

Yes

Change the name of data sets, sets, subsets, Accesses, and remaps in the logical database.

No

Yes

Yes

Yes

Change the GUARDFILE for the logical database.

Yes

Yes

Yes

Yes