pg_range.h File Reference

#include "catalog/genbki.h"

Include dependency graph for pg_range.h:

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Go to the source code of this file.

Macros
#define	RangeRelationId   3541
#define	Natts_pg_range   6
#define	Anum_pg_range_rngtypid   1
#define	Anum_pg_range_rngsubtype   2
#define	Anum_pg_range_rngcollation   3
#define	Anum_pg_range_rngsubopc   4
#define	Anum_pg_range_rngcanonical   5
#define	Anum_pg_range_rngsubdiff   6

Typedefs
typedef FormData_pg_range *	Form_pg_range

Functions
	CATALOG (pg_range, 3541) BKI_WITHOUT_OIDS
	DATA (insert(3904 23 0 1978 int4range_canonical int4range_subdiff))
	DATA (insert(3906 1700 0 3125-numrange_subdiff))
	DATA (insert(3908 1114 0 3128-tsrange_subdiff))
	DATA (insert(3910 1184 0 3127-tstzrange_subdiff))
	DATA (insert(3912 1082 0 3122 daterange_canonical daterange_subdiff))
	DATA (insert(3926 20 0 3124 int8range_canonical int8range_subdiff))
void	RangeCreate (Oid rangeTypeOid, Oid rangeSubType, Oid rangeCollation, Oid rangeSubOpclass, RegProcedure rangeCanonical, RegProcedure rangeSubDiff)
void	RangeDelete (Oid rangeTypeOid)

Variables
	FormData_pg_range

Macro Definition Documentation

#define Anum_pg_range_rngcanonical   5

Definition at line 60 of file pg_range.h.

Referenced by RangeCreate().

#define Anum_pg_range_rngcollation   3

Definition at line 58 of file pg_range.h.

Referenced by RangeCreate().

#define Anum_pg_range_rngsubdiff   6

Definition at line 61 of file pg_range.h.

Referenced by RangeCreate().

#define Anum_pg_range_rngsubopc   4

Definition at line 59 of file pg_range.h.

Referenced by RangeCreate().

#define Anum_pg_range_rngsubtype   2

Definition at line 57 of file pg_range.h.

Referenced by RangeCreate().

#define Anum_pg_range_rngtypid   1

Definition at line 56 of file pg_range.h.

Referenced by RangeCreate(), and RangeDelete().

#define Natts_pg_range   6

Definition at line 55 of file pg_range.h.

Referenced by RangeCreate().

#define RangeRelationId   3541

Definition at line 32 of file pg_range.h.

Referenced by RangeCreate(), and RangeDelete().

Typedef Documentation

typedef FormData_pg_range* Form_pg_range

Definition at line 49 of file pg_range.h.

Function Documentation

CATALOG	(	pg_range	,
		3541
	)

Definition at line 34 of file pg_range.h.

{
    Oid         rngtypid;       /* OID of owning range type */
    Oid         rngsubtype;     /* OID of range's element type (subtype) */
    Oid         rngcollation;   /* collation for this range type, or 0 */
    Oid         rngsubopc;      /* subtype's btree opclass */
    regproc     rngcanonical;   /* canonicalize range, or 0 */
    regproc     rngsubdiff;     /* subtype difference as a float8, or 0 */
} FormData_pg_range;

DATA

(

insert(3904 23 0 1978 int4range_canonical int4range_subdiff)

)

DATA

(

insert(3906 1700 0 3125-numrange_subdiff)

)

DATA

(

insert(3908 1114 0 3128-tsrange_subdiff)

)

DATA

(

insert(3910 1184 0 3127-tstzrange_subdiff)

)

DATA

(

insert(3912 1082 0 3122 daterange_canonical daterange_subdiff)

)

DATA

(

insert(3926 20 0 3124 int8range_canonical int8range_subdiff)

)

void RangeCreate	(	Oid	rangeTypeOid,
		Oid	rangeSubType,
		Oid	rangeCollation,
		Oid	rangeSubOpclass,
		RegProcedure	rangeCanonical,
		RegProcedure	rangeSubDiff
	)

Definition at line 37 of file pg_range.c.

References Anum_pg_range_rngcanonical, Anum_pg_range_rngcollation, Anum_pg_range_rngsubdiff, Anum_pg_range_rngsubopc, Anum_pg_range_rngsubtype, Anum_pg_range_rngtypid, CatalogTupleInsert(), ObjectAddress::classId, CollationRelationId, DEPENDENCY_NORMAL, heap_close, heap_form_tuple(), heap_freetuple(), heap_open(), Natts_pg_range, ObjectAddress::objectId, ObjectIdGetDatum, ObjectAddress::objectSubId, OidIsValid, OperatorClassRelationId, ProcedureRelationId, RangeRelationId, recordDependencyOn(), RelationGetDescr, RowExclusiveLock, TypeRelationId, and values.

Referenced by DefineRange().

{
    Relation    pg_range;
    Datum       values[Natts_pg_range];
    bool        nulls[Natts_pg_range];
    HeapTuple   tup;
    ObjectAddress myself;
    ObjectAddress referenced;

    pg_range = heap_open(RangeRelationId, RowExclusiveLock);

    memset(nulls, 0, sizeof(nulls));

    values[Anum_pg_range_rngtypid - 1] = ObjectIdGetDatum(rangeTypeOid);
    values[Anum_pg_range_rngsubtype - 1] = ObjectIdGetDatum(rangeSubType);
    values[Anum_pg_range_rngcollation - 1] = ObjectIdGetDatum(rangeCollation);
    values[Anum_pg_range_rngsubopc - 1] = ObjectIdGetDatum(rangeSubOpclass);
    values[Anum_pg_range_rngcanonical - 1] = ObjectIdGetDatum(rangeCanonical);
    values[Anum_pg_range_rngsubdiff - 1] = ObjectIdGetDatum(rangeSubDiff);

    tup = heap_form_tuple(RelationGetDescr(pg_range), values, nulls);

    CatalogTupleInsert(pg_range, tup);
    heap_freetuple(tup);

    /* record type's dependencies on range-related items */

    myself.classId = TypeRelationId;
    myself.objectId = rangeTypeOid;
    myself.objectSubId = 0;

    referenced.classId = TypeRelationId;
    referenced.objectId = rangeSubType;
    referenced.objectSubId = 0;
    recordDependencyOn(&myself, &referenced, DEPENDENCY_NORMAL);

    referenced.classId = OperatorClassRelationId;
    referenced.objectId = rangeSubOpclass;
    referenced.objectSubId = 0;
    recordDependencyOn(&myself, &referenced, DEPENDENCY_NORMAL);

    if (OidIsValid(rangeCollation))
    {
        referenced.classId = CollationRelationId;
        referenced.objectId = rangeCollation;
        referenced.objectSubId = 0;
        recordDependencyOn(&myself, &referenced, DEPENDENCY_NORMAL);
    }

    if (OidIsValid(rangeCanonical))
    {
        referenced.classId = ProcedureRelationId;
        referenced.objectId = rangeCanonical;
        referenced.objectSubId = 0;
        recordDependencyOn(&myself, &referenced, DEPENDENCY_NORMAL);
    }

    if (OidIsValid(rangeSubDiff))
    {
        referenced.classId = ProcedureRelationId;
        referenced.objectId = rangeSubDiff;
        referenced.objectSubId = 0;
        recordDependencyOn(&myself, &referenced, DEPENDENCY_NORMAL);
    }

    heap_close(pg_range, RowExclusiveLock);
}

void RangeDelete

(

Oid

rangeTypeOid

)

Definition at line 113 of file pg_range.c.

References Anum_pg_range_rngtypid, BTEqualStrategyNumber, CatalogTupleDelete(), heap_close, heap_open(), HeapTupleIsValid, NULL, ObjectIdGetDatum, RangeRelationId, RangeTypidIndexId, RowExclusiveLock, ScanKeyInit(), systable_beginscan(), systable_endscan(), systable_getnext(), and HeapTupleData::t_self.

Referenced by RemoveTypeById().

{
    Relation    pg_range;
    ScanKeyData key[1];
    SysScanDesc scan;
    HeapTuple   tup;

    pg_range = heap_open(RangeRelationId, RowExclusiveLock);

    ScanKeyInit(&key[0],
                Anum_pg_range_rngtypid,
                BTEqualStrategyNumber, F_OIDEQ,
                ObjectIdGetDatum(rangeTypeOid));

    scan = systable_beginscan(pg_range, RangeTypidIndexId, true,
                              NULL, 1, key);

    while (HeapTupleIsValid(tup = systable_getnext(scan)))
    {
        CatalogTupleDelete(pg_range, &tup->t_self);
    }

    systable_endscan(scan);

    heap_close(pg_range, RowExclusiveLock);
}

Variable Documentation

FormData_pg_range

Definition at line 42 of file pg_range.h.