Basic functions for temporal instant sets. More...
#include <postgres.h>#include <catalog/pg_type.h>#include <utils/array.h>#include <utils/rangetypes.h>#include "temporal.h"
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Functions | |
| const TInstant * | tinstantset_inst_n (const TInstantSet *ti, int index) |
| Returns the n-th instant of the temporal value. More... | |
| bool | tinstantset_find_timestamp (const TInstantSet *ti, TimestampTz t, int *pos) |
| Returns the location of the timestamp in the temporal instant set value using binary search. More... | |
| TInstantSet * | tinstantset_make1 (const TInstant **instants, int count) |
| Creating a temporal value from its arguments. More... | |
| TInstantSet * | tinstantset_make (const TInstant **instants, int count, bool merge) |
| Construct a temporal instant set value from the array of temporal instant values. More... | |
| TInstantSet * | tinstantset_make_free (TInstant **instants, int count, bool merge) |
| Construct a temporal instant set value from the array of temporal instant values and free the array and the instants after the creation. More... | |
| TInstantSet * | tinstantset_copy (const TInstantSet *ti) |
| Returns a copy of the temporal value. More... | |
| bool | intersection_tinstantset_tinstant (const TInstantSet *ti, const TInstant *inst, TInstant **inter1, TInstant **inter2) |
| Temporally intersect the two temporal values. More... | |
| bool | intersection_tinstant_tinstantset (const TInstant *inst, const TInstantSet *ti, TInstant **inter1, TInstant **inter2) |
| Temporally intersect the two temporal values. More... | |
| bool | intersection_tinstantset_tinstantset (const TInstantSet *ti1, const TInstantSet *ti2, TInstantSet **inter1, TInstantSet **inter2) |
| Temporally intersect the two temporal values. More... | |
| char * | tinstantset_to_string (const TInstantSet *ti, char *(*value_out)(Oid, Datum)) |
| Returns the string representation of the temporal value. More... | |
| void | tinstantset_write (const TInstantSet *ti, StringInfo buf) |
| Write the binary representation of the temporal value into the buffer. More... | |
| TInstantSet * | tinstantset_read (StringInfo buf, Oid basetypid) |
| Returns a new temporal value from its binary representation read from the buffer. More... | |
| TInstantSet * | tinstantset_from_base_internal (Datum value, Oid basetypid, const TimestampSet *ts) |
| Construct a temporal instant set value from a base value and a timestamp set. More... | |
| Datum | tinstantset_from_base (PG_FUNCTION_ARGS) |
| TInstantSet * | tinstantset_append_tinstant (const TInstantSet *ti, const TInstant *inst) |
| Append an instant to the temporal value. More... | |
| Temporal * | tinstantset_merge (const TInstantSet *ti1, const TInstantSet *ti2) |
| Merge the two temporal values. More... | |
| Temporal * | tinstantset_merge_array (const TInstantSet **tis, int count) |
| Merge the array of temporal instant values. More... | |
| TInstantSet * | tintinstset_to_tfloatinstset (const TInstantSet *ti) |
| Cast the temporal integer value as a temporal float value. More... | |
| TInstantSet * | tfloatinstset_to_tintinstset (const TInstantSet *ti) |
| Cast the temporal float value as a temporal integer value. More... | |
| TInstantSet * | tinstant_to_tinstantset (const TInstant *inst) |
| Transform the temporal instant value into a temporal instant set value. More... | |
| TInstantSet * | tsequence_to_tinstantset (const TSequence *seq) |
| Transforms the temporal sequence value into a temporal instant value. More... | |
| TInstantSet * | tsequenceset_to_tinstantset (const TSequenceSet *ts) |
| Transforms the temporal sequence set value into a temporal instant set value. More... | |
| int | tinstantset_values (Datum *result, const TInstantSet *ti) |
| Returns the base values of the temporal value as a C array. More... | |
| ArrayType * | tinstantset_values_array (const TInstantSet *ti) |
| Returns the base values of the temporal value as a PostgreSQL array. More... | |
| ArrayType * | tfloatinstset_ranges (const TInstantSet *ti) |
| Returns the base values of the temporal float value as an array of ranges. More... | |
| PeriodSet * | tinstantset_get_time (const TInstantSet *ti) |
| Returns the time on which the temporal value is defined as a period set. More... | |
| void * | tinstantset_bbox_ptr (const TInstantSet *ti) |
| Returns a pointer to the precomputed bounding box of the temporal value. More... | |
| void | tinstantset_bbox (void *box, const TInstantSet *ti) |
| Copy in the first argument the bounding box of the temporal value. More... | |
| Datum | tinstantset_min_value (const TInstantSet *ti) |
| Returns the minimum base value of the temporal value. More... | |
| Datum | tinstantset_max_value (const TInstantSet *ti) |
| Returns the maximum base value of the temporal value. More... | |
| void | tinstantset_period (Period *p, const TInstantSet *ti) |
| Returns the bounding period on which the temporal value is defined. More... | |
| Datum | tinstantset_timespan (const TInstantSet *ti) |
| Returns the timespan of the timestamp set value. More... | |
| ArrayType * | tinstantset_sequences_array (const TInstantSet *ti) |
| Returns the sequences of the temporal value as a PostgreSQL array. More... | |
| const TInstant ** | tinstantset_instants (const TInstantSet *ti, int *count) |
| Returns the instants of the temporal value as a C array. More... | |
| ArrayType * | tinstantset_instants_array (const TInstantSet *ti) |
| Returns the instants of the temporal value as an PostgreSQL array. More... | |
| TimestampTz | tinstantset_start_timestamp (const TInstantSet *ti) |
| Returns the start timestamp of the temporal value. More... | |
| TimestampTz | tinstantset_end_timestamp (const TInstantSet *ti) |
| Returns the end timestamp of the temporal value. More... | |
| TimestampTz * | tinstantset_timestamps1 (const TInstantSet *ti) |
| Returns the distinct timestamps of the temporal value. More... | |
| ArrayType * | tinstantset_timestamps (const TInstantSet *ti) |
| Returns the distinct timestamps of the temporal value as a C array. More... | |
| TInstantSet * | tinstantset_shift_tscale (const TInstantSet *ti, const Interval *start, const Interval *duration) |
| Shift and/or scale the time span of the temporal value by the two intervals. More... | |
| bool | tinstantset_ever_eq (const TInstantSet *ti, Datum value) |
| Returns true if the temporal value is ever equal to the base value. More... | |
| bool | tinstantset_ever_lt (const TInstantSet *ti, Datum value) |
| Returns true if the temporal value is ever less than the base value. More... | |
| bool | tinstantset_ever_le (const TInstantSet *ti, Datum value) |
| Returns true if the temporal value is ever less than or equal to the base value. More... | |
| bool | tinstantset_always_eq (const TInstantSet *ti, Datum value) |
| Returns true if the temporal value is always equal to the base value. More... | |
| bool | tinstantset_always_lt (const TInstantSet *ti, Datum value) |
| Returns true if the temporal value is always less than the base value. More... | |
| bool | tinstantset_always_le (const TInstantSet *ti, Datum value) |
| Returns true if the temporal value is always less than or equal to the base value. More... | |
| TInstantSet * | tinstantset_restrict_value (const TInstantSet *ti, Datum value, bool atfunc) |
| Restricts the temporal value to the (complement of the) base value. More... | |
| TInstantSet * | tinstantset_restrict_values (const TInstantSet *ti, const Datum *values, int count, bool atfunc) |
| Restricts the temporal value to the (complement of the) array of base values. More... | |
| TInstantSet * | tnumberinstset_restrict_range (const TInstantSet *ti, const RangeType *range, bool atfunc) |
| Restricts the temporal number to the (complement of the) range of base values. More... | |
| TInstantSet * | tnumberinstset_restrict_ranges (const TInstantSet *ti, RangeType **normranges, int count, bool atfunc) |
| Restricts the temporal value to the (complement of the) array of ranges of base values. More... | |
| const TInstant * | tinstantset_min_instant (const TInstantSet *ti) |
| Returns a pointer to the instant with minimum base value of the temporal value. More... | |
| TInstantSet * | tinstantset_restrict_minmax (const TInstantSet *ti, bool min, bool atfunc) |
| Restricts the temporal value to (the complement of) the minimum/maximum base value. More... | |
| bool | tinstantset_value_at_timestamp (const TInstantSet *ti, TimestampTz t, Datum *result) |
| Returns the base value of the temporal value at the timestamp. More... | |
| Temporal * | tinstantset_restrict_timestamp (const TInstantSet *ti, TimestampTz t, bool atfunc) |
| Restricts the temporal value to (the complement of) the timestamp. More... | |
| TInstantSet * | tinstantset_restrict_timestampset (const TInstantSet *ti, const TimestampSet *ts, bool atfunc) |
| Restricts the temporal value to the (complement of the) timestamp set. More... | |
| TInstantSet * | tinstantset_restrict_period (const TInstantSet *ti, const Period *p, bool atfunc) |
| Restricts the temporal value to (the complement of) the period. More... | |
| TInstantSet * | tinstantset_restrict_periodset (const TInstantSet *ti, const PeriodSet *ps, bool atfunc) |
| Restricts the temporal value to (the complement of) the period set. More... | |
| bool | tinstantset_intersects_timestamp (const TInstantSet *ti, const TimestampTz t) |
| Returns true if the temporal value intersects the timestamp. More... | |
| bool | tinstantset_intersects_timestampset (const TInstantSet *ti, const TimestampSet *ts) |
| Returns true if the temporal value intersects the timestamp set. More... | |
| bool | tinstantset_intersects_period (const TInstantSet *ti, const Period *p) |
| Returns true if the temporal value intersects the period. More... | |
| bool | tinstantset_intersects_periodset (const TInstantSet *ti, const PeriodSet *ps) |
| Returns true if the temporal value intersects the period set. More... | |
| double | tnumberinstset_twavg (const TInstantSet *ti) |
| Returns the time-weighted average of the temporal number. More... | |
| int | tinstantset_cmp (const TInstantSet *ti1, const TInstantSet *ti2) |
| Returns -1, 0, or 1 depending on whether the first temporal value is less than, equal, or greater than the second one. More... | |
| bool | tinstantset_eq (const TInstantSet *ti1, const TInstantSet *ti2) |
| Returns true if the two temporal instant set values are equal. More... | |
| uint32 | tinstantset_hash (const TInstantSet *ti) |
| Returns the hash value of the temporal value. More... | |
Detailed Description
Basic functions for temporal instant sets.
