temporal_analyze.h File Reference

Functions for gathering statistics from temporal alphanumeric columns. More...

#include <postgres.h>
#include <catalog/pg_type.h>
#include <commands/vacuum.h>
#include <utils/rangetypes.h>
#include <parser/parse_oper.h>
#include <statistics/extended_stats_internal.h>

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Data Structures
struct	TemporalAnalyzeExtraData
struct	ScalarMCVItem
struct	CompareScalarsContext

Functions
void	temporal_extra_info (VacAttrStats *stats)
	Collect extra information about the temporal type and its base and time types. More...
void	tinstant_compute_stats (VacAttrStats *stats, AnalyzeAttrFetchFunc fetchfunc, int samplerows, double totalrows)
void	tsequenceset_compute_stats (VacAttrStats *stats, AnalyzeAttrFetchFunc fetchfunc, int samplerows, double totalrows)
Datum	temporal_analyze (PG_FUNCTION_ARGS)
	Compute the statistics for temporal columns where only the time dimension is considered. More...
Datum	tnumber_analyze (PG_FUNCTION_ARGS)
	Compute the statistics for temporal number columns. More...
Datum	generic_analyze (FunctionCallInfo fcinfo, void(*functemp)(VacAttrStats *, AnalyzeAttrFetchFunc, int, double))
	Generic analyze function for temporal columns. More...

Detailed Description

Functions for gathering statistics from temporal alphanumeric columns.