DDI statements consist of the literal value *DDI, followed by a statement type and it's applicable arguments. The statement type identifies database or file records, fields, or indexes. You write these *DDI statements to a file in your DDISRC project subdirectory. Begin each statement in column 7 and code:
| Column | Value | 
|---|---|
| 7-10 | *DDI | 
| 11 | Blank | 
| 12-14 | Statement type | 
| 15 | Blank | 
| 16-18 | Keyword parameter | 
The following topics each contain a list of DDI statement types: