Basic functions for temporal instants. More...
#include "general/tinstant.h"#include <assert.h>#include <libpq/pqformat.h>#include <utils/builtins.h>#include <utils/lsyscache.h>#include <utils/timestamp.h>#include "general/timetypes.h"#include "general/timestampset.h"#include "general/period.h"#include "general/periodset.h"#include "general/timeops.h"#include "general/temporaltypes.h"#include "general/tempcache.h"#include "general/temporal_util.h"#include "general/temporal_boxops.h"#include "general/rangetypes_ext.h"#include "point/tpoint.h"#include "point/tpoint_spatialfuncs.h"
Include dependency graph for tinstant.c:
Functions | |
| Datum * | tinstant_value_ptr (const TInstant *inst) |
| Returns a pointer to the base value of the temporal instant value. More... | |
| Datum | tinstant_value (const TInstant *inst) |
| Returns the base value of the temporal value. More... | |
| Datum | tinstant_value_copy (const TInstant *inst) |
| Returns a copy of the base value of the temporal instant value. More... | |
| TInstant * | tinstant_make (Datum value, TimestampTz t, Oid basetypid) |
| Construct a temporal instant value from the arguments. More... | |
| Temporal * | tinstant_merge (const TInstant *inst1, const TInstant *inst2) |
| Merge two temporal instant values. More... | |
| Temporal * | tinstant_merge_array (const TInstant **instants, int count) |
| Merge the array of temporal instant values. More... | |
| TInstant * | tinstant_copy (const TInstant *inst) |
| Returns a copy of the temporal instant value. More... | |
| void | tinstant_set (TInstant *inst, Datum value, TimestampTz t) |
| Sets the value and the timestamp of the temporal instant value. More... | |
| char * | tinstant_to_string (const TInstant *inst, char *(*value_out)(Oid, Datum)) |
| Returns the string representation of the temporal value. More... | |
| void | tinstant_write (const TInstant *inst, StringInfo buf) |
| Write the binary representation of the temporal value into the buffer. More... | |
| TInstant * | tinstant_read (StringInfo buf, Oid basetypid) |
| Returns a new temporal value from its binary representation read from the buffer. More... | |
| bool | intersection_tinstant_tinstant (const TInstant *inst1, const TInstant *inst2, TInstant **inter1, TInstant **inter2) |
| Temporally intersect the two temporal values. More... | |
| TInstant * | tintinst_to_tfloatinst (const TInstant *inst) |
| Cast the temporal integer value as a temporal float value. More... | |
| TInstant * | tfloatinst_to_tintinst (const TInstant *inst) |
| 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... | |
| TInstant * | tinstantset_to_tinstant (const TInstantSet *ti) |
| Transform the temporal instant set value into a temporal instant value. More... | |
| TInstant * | tsequence_to_tinstant (const TSequence *seq) |
| Transform the temporal sequence value into a temporal instant value. More... | |
| TInstant * | tsequenceset_to_tinstant (const TSequenceSet *ts) |
| Transform the temporal sequence set value into a temporal instant value. More... | |
| ArrayType * | tinstant_values_array (const TInstant *inst) |
| Returns the base value of the temporal value as an array. More... | |
| ArrayType * | tfloatinst_ranges (const TInstant *inst) |
| Returns the base value of the temporal float value as a range. More... | |
| PeriodSet * | tinstant_get_time (const TInstant *inst) |
| Returns the time on which the temporal value is defined as a period set. More... | |
| void | tinstant_period (Period *p, const TInstant *inst) |
| Returns the bounding period on which the temporal instant value is defined. More... | |
| ArrayType * | tinstant_sequences_array (const TInstant *inst) |
| Returns the sequences of the temporal value as a PostgreSQL array. More... | |
| ArrayType * | tinstant_timestamps (const TInstant *inst) |
| Returns the timestamp of the temporal value as an array. More... | |
| const TInstant ** | tinstant_instants (const TInstant *inst, int *count) |
| Returns the instants of the temporal value as a C array. More... | |
| ArrayType * | tinstant_instants_array (const TInstant *inst) |
| Returns the temporal value as an array. More... | |
| TInstant * | tinstant_shift (const TInstant *inst, const Interval *interval) |
| Shift the time span of the temporal value by the interval. More... | |
| bool | tinstant_ever_eq (const TInstant *inst, Datum value) |
| Returns true if temporal value is ever equal to the base value. More... | |
| bool | tinstant_always_eq (const TInstant *inst, Datum value) |
| Returns true if temporal value is always equal to the base value. More... | |
| bool | tinstant_ever_lt (const TInstant *inst, Datum value) |
| Returns true if the temporal value is ever less than the base value. More... | |
| bool | tinstant_ever_le (const TInstant *inst, Datum value) |
| Returns true if the temporal value is ever less than or equal to the base value. More... | |
| bool | tinstant_always_lt (const TInstant *inst, Datum value) |
| Returns true if the temporal value is always less than the base value. More... | |
| bool | tinstant_always_le (const TInstant *inst, Datum value) |
| Returns true if the temporal value is always less than or equal to the base value. More... | |
| TInstant * | tinstant_restrict_value (const TInstant *inst, Datum value, bool atfunc) |
| Restricts the temporal value to (the complement of) the base value. More... | |
| bool | tinstant_restrict_values_test (const TInstant *inst, const Datum *values, int count, bool atfunc) |
| Returns true if the temporal value satisfies the restriction to the (complement of the) array of base values. More... | |
| TInstant * | tinstant_restrict_values (const TInstant *inst, const Datum *values, int count, bool atfunc) |
| Restricts the temporal value to the array of base values. More... | |
| bool | tnumberinst_restrict_range_test (const TInstant *inst, const RangeType *range, bool atfunc) |
| Returns true if the temporal number satisfies the restriction to the (complement of the) range of base values. More... | |
| TInstant * | tnumberinst_restrict_range (const TInstant *inst, const RangeType *range, bool atfunc) |
| Restricts the temporal number to the (complement of the) range of base values. More... | |
| bool | tnumberinst_restrict_ranges_test (const TInstant *inst, RangeType **normranges, int count, bool atfunc) |
| Returns true if the temporal number satisfies the restriction to the (complement of the) array of ranges of base values. More... | |
| TInstant * | tnumberinst_restrict_ranges (const TInstant *inst, RangeType **normranges, int count, bool atfunc) |
| Restricts the temporal number to the (complement of the) array of ranges of base values. More... | |
| TInstant * | tinstant_restrict_timestamp (const TInstant *inst, TimestampTz t, bool atfunc) |
| Restricts the temporal value to the (complement of the) timestamp. More... | |
| bool | tinstant_value_at_timestamp (const TInstant *inst, TimestampTz t, Datum *result) |
| Returns the base value of the temporal value at the timestamp. More... | |
| bool | tinstant_restrict_timestampset_test (const TInstant *inst, const TimestampSet *ts, bool atfunc) |
| Returns true if the temporal value satisfies the restriction to the timestamp set. More... | |
| TInstant * | tinstant_restrict_timestampset (const TInstant *inst, const TimestampSet *ts, bool atfunc) |
| Restricts the temporal value to the timestamp set. More... | |
| TInstant * | tinstant_restrict_period (const TInstant *inst, const Period *period, bool atfunc) |
| Restricts the temporal value to the period. More... | |
| bool | tinstant_restrict_periodset_test (const TInstant *inst, const PeriodSet *ps, bool atfunc) |
| Returns true if the temporal value satisfies the restriction to the timestamp set. More... | |
| TInstant * | tinstant_restrict_periodset (const TInstant *inst, const PeriodSet *ps, bool atfunc) |
| Restricts the temporal value to the period set. More... | |
| bool | tinstant_intersects_timestamp (const TInstant *inst, TimestampTz t) |
| Returns true if the temporal value intersects the timestamp. More... | |
| bool | tinstant_intersects_timestampset (const TInstant *inst, const TimestampSet *ts) |
| Returns true if the temporal value intersects the timestamp set. More... | |
| bool | tinstant_intersects_period (const TInstant *inst, const Period *p) |
| Returns true if the temporal value intersects the period. More... | |
| bool | tinstant_intersects_periodset (const TInstant *inst, const PeriodSet *ps) |
| Returns true if the temporal value intersects the period set. More... | |
| bool | tinstant_eq (const TInstant *inst1, const TInstant *inst2) |
| Returns true if the two temporal instant values are equal. More... | |
| int | tinstant_cmp (const TInstant *inst1, const TInstant *inst2) |
| Returns -1, 0, or 1 depending on whether the first temporal value is less than, equal, or greater than the second one. More... | |
| uint32 | tinstant_hash (const TInstant *inst) |
| Returns the hash value of the temporal value. More... | |
Detailed Description
Basic functions for temporal instants.
