START
Provides a basis for logical positioning in a relative or indexed file,
for subsequent retrieval of records.
| Opcode |
Operation |
File Types |
| E8 |
START equal to full length prime key |
R I |
| E9 |
START equal to (any key/record number) |
R I |
| EA |
START greater than (>) |
R I |
| EB |
START not less than (>=) |
R I |
| FE |
START less than (<) |
R I |
| FF |
START less than or equal to (<=) |
R I |
Input Fields
| fcd-relative key |
Relative record number (R) |
| fcd-key id |
Key identifier (I) |
| fcd-key-length |
Effective key length (I) |
| fcd-record-address |
Pointer to the record area |
Output Fields
| fcd-file status |
File status |