Changing the Source Text of a Schema 
Prerequisites
You are authorized to change the schema.
Procedure
Choose Goto
® Source text.Choose
.
Irrespective of the procedure that you choose, you access the Edit Schema: <current schema> screen.
You can use the table display functions change a schema. It is only possible to change the source text of a schema from the table display.
You can use the various functions for checking and saving schemas.
Result
You have changed the source text for the schema.