5.4.3.28 StartBound
The StartBound Aggregate defined in Table 76 returns the value and status at the StartTime for the interval by calculating the Simple Bounding Values for the interval (see 3.1.9).
| StartBound Aggregate Characteristics | ||
| Type | Calculated | |
| Data Type | Same as Source | |
| Use Bounds | Simple | |
| Timestamp | StartTime | |
| StatusCode Calculations | ||
|---|---|---|
| Calculation Method | Custom The status of the start bound. | |
| Partial | Set Sometimes If an interval is not a complete interval | |
| Calculated | Not Set | |
| Interpolated | Set Sometimes If the bound is interpolated | |
| Raw | Set Sometimes If a value exists at the start time | |
| Multi Value | Not Set | |
| StatusCode Common Special Cases | ||
|---|---|---|
| Before Start of Data | Bad_NoData | |
| After End of Data | Bad_NoData | |
| No Start Bound | Bad_NoData | |
| No End Bound | Does not apply | |
| Bound Bad | Same as bound | |
| Bound Uncertain | Same as bound | |