Local aggregate functions for temporal types. More...
Collaboration diagram for Local aggregate functions:
Functions | |
| Temporal * | temporal_app_inst_transfn (Temporal *state, TInstant *inst) |
| Transition function for append tinstant aggregate. More... | |
| Temporal * | temporal_app_seq_transfn (Temporal *state, TSequence *seq) |
| Transition function for append tsequence aggregate. More... | |
| Temporal * | temporal_compact (const Temporal *temp) |
| Compact the temporal value by removing extra storage space. More... | |
| double | tnumbercontseq_twavg (const TSequence *seq) |
| Return the time-weighted average of a temporal sequence number. More... | |
| double | tnumberdiscseq_twavg (const TSequence *seq) |
| Return the time-weighted average of a temporal discrete sequence number. More... | |
| double | tnumberseq_integral (const TSequence *seq) |
| Return the integral (area under the curve) of a temporal sequence number. More... | |
| double | tnumberseq_twavg (const TSequence *seq) |
| Return the time-weighted average of a temporal sequence number. More... | |
| double | tnumberseqset_integral (const TSequenceSet *ss) |
| Return the integral (area under the curve) of a temporal number. More... | |
| double | tnumberseqset_twavg (const TSequenceSet *ss) |
| Return the time-weighted average of a temporal number. More... | |
| GSERIALIZED * | tpointseq_twcentroid (const TSequence *seq) |
| Return the time-weighed centroid of a temporal geometry point. More... | |
| GSERIALIZED * | tpointseqset_twcentroid (const TSequenceSet *ss) |
| Return the time-weighed centroid of a temporal geometry point. More... | |
Detailed Description
Local aggregate functions for temporal types.
