CIF Header: Difference between revisions
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PeterHicks (talk | contribs) m Add information about the HD record |
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The CIF Header record (HD) occurs at the start of the file and provides information such as when the file was generated and, for update extracts, the file reference of the last file that was processed. This is important, as CIF update extracts must be processed in order, as they are effectively set of changes since the last extract generated for a particular profile. | |||
== Record Format == | == Record Format == | ||
< | <pre> | ||
HDTPS.UDFROC1.PD1503060603152151DFROC1RDFROC1QUA060315050316 | HDTPS.UDFROC1.PD1503060603152151DFROC1RDFROC1QUA060315050316 | ||
</ | </pre> | ||
== Record Fields == | == Record Fields == | ||
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| Spare || String || 20 || (empty space) || | | Spare || String || 20 || (empty space) || | ||
|} | |} | ||
{{Navtable-CifSchedule}} | |||
Latest revision as of 09:02, 17 November 2023
The CIF Header record (HD) occurs at the start of the file and provides information such as when the file was generated and, for update extracts, the file reference of the last file that was processed. This is important, as CIF update extracts must be processed in order, as they are effectively set of changes since the last extract generated for a particular profile.
Record Format
HDTPS.UDFROC1.PD1503060603152151DFROC1RDFROC1QUA060315050316
Record Fields
| Field | Format | Length | Example Value | Comments |
|---|---|---|---|---|
| Record Identity | String | 2 | HD | Always HD |
| File Mainframe Identity | String | 20 | TPS.UDFROC1.PD150306 | |
| Date of Extract | Date (DDMMYY) | 6 | 060315 | |
| Time of Extract | Time (HHMM) | 4 | 2151 | |
| Current File Reference | String | 7 | DFROC1R | The last character increments from A through to Z. The file reference remains unique for a maximum of 26 extract files. |
| Last File Reference | String | 7 | DFROC1Q | |
| Update Indicator | U/F | 1 | U | U = Update Extract, F = Full Extract |
| Version | Char | 1 | A | |
| User Start Date | Date (DDMMYY) | 6 | 060315 | |
| User End Date | Date (DDMMYY) | 6 | 050316 | |
| Spare | String | 20 | (empty space) |
| CIF | |
|---|---|
| CIF | HD (Header) • ZZ (End of File) |
| TIPLOC | TI (TIPLOC Insert) • TA (TIPLOC Amend) • TD (TIPLOC Delete) |
| Association | AA (Association) |
| Location | BS (Basic Schedule) • BX (Basic Schedule Extended) • LO (Location Origin) • LI (Location Intermediate) • CR (Change-en-Route) • LT (Location Terminate) |