33 #include "utils/fmgroids.h"
51 Oid constraintNamespace,
58 const int16 *constraintKey,
60 int constraintNTotalKeys,
64 const int16 *foreignKey,
69 char foreignUpdateType,
70 char foreignDeleteType,
71 const int16 *fkDeleteSetCols,
72 int numFkDeleteSetCols,
73 char foreignMatchType,
85 bool nulls[Natts_pg_constraint];
108 if (constraintNKeys > 0)
113 for (
i = 0;
i < constraintNKeys;
i++)
120 if (foreignNKeys > 0)
125 for (
i = 0;
i < foreignNKeys;
i++)
128 for (
i = 0;
i < foreignNKeys;
i++)
131 for (
i = 0;
i < foreignNKeys;
i++)
134 for (
i = 0;
i < foreignNKeys;
i++)
138 if (numFkDeleteSetCols > 0)
140 for (
i = 0;
i < numFkDeleteSetCols;
i++)
145 confdelsetcolsArray = NULL;
150 conpfeqopArray = NULL;
151 conppeqopArray = NULL;
152 conffeqopArray = NULL;
153 confdelsetcolsArray = NULL;
161 for (
i = 0;
i < constraintNKeys;
i++)
166 conexclopArray = NULL;
169 for (
i = 0;
i < Natts_pg_constraint;
i++)
176 Anum_pg_constraint_oid);
199 nulls[Anum_pg_constraint_conkey - 1] =
true;
204 nulls[Anum_pg_constraint_confkey - 1] =
true;
209 nulls[Anum_pg_constraint_conpfeqop - 1] =
true;
214 nulls[Anum_pg_constraint_conppeqop - 1] =
true;
219 nulls[Anum_pg_constraint_conffeqop - 1] =
true;
221 if (confdelsetcolsArray)
224 nulls[Anum_pg_constraint_confdelsetcols - 1] =
true;
229 nulls[Anum_pg_constraint_conexclop - 1] =
true;
234 nulls[Anum_pg_constraint_conbin - 1] =
true;
255 if (constraintNTotalKeys > 0)
257 for (
i = 0;
i < constraintNTotalKeys;
i++)
297 if (foreignNKeys > 0)
299 for (
i = 0;
i < foreignNKeys;
i++)
302 foreignRelId, foreignKey[
i]);
313 if (
OidIsValid(indexRelId) && constraintType == CONSTRAINT_FOREIGN)
327 if (foreignNKeys > 0)
337 oprobject.
classId = OperatorRelationId;
340 for (
i = 0;
i < foreignNKeys;
i++)
344 if (ppEqOp[
i] != pfEqOp[
i])
349 if (ffEqOp[
i] != pfEqOp[
i])
411 Anum_pg_constraint_conrelid,
416 Anum_pg_constraint_contypid,
421 Anum_pg_constraint_conname,
426 true, NULL, 3, skey);
455 Anum_pg_constraint_conname,
460 Anum_pg_constraint_connamespace,
504 char *conname = NULL;
525 if (strcmp((
char *)
lfirst(l), conname) == 0)
535 Anum_pg_constraint_conname,
540 Anum_pg_constraint_connamespace,
579 elog(
ERROR,
"cache lookup failed for constraint %u", conId);
600 if (con->contype == CONSTRAINT_CHECK)
610 elog(
ERROR,
"cache lookup failed for relation %u",
614 if (classForm->relchecks == 0)
615 elog(
ERROR,
"relation \"%s\" has relchecks = 0",
617 classForm->relchecks--;
639 elog(
ERROR,
"constraint %u is not of a known type", conId);
670 elog(
ERROR,
"cache lookup failed for constraint %u", conId);
682 errmsg(
"constraint \"%s\" for relation \"%s\" already exists",
690 errmsg(
"constraint \"%s\" for domain %s already exists",
723 Anum_pg_constraint_conrelid,
727 Anum_pg_constraint_contypid,
745 if (conform->connamespace == oldNspId && oldNspId != newNspId)
750 conform->connamespace = newNspId;
795 elog(
ERROR,
"cache lookup failed for constraint %u", childConstrId);
801 Assert(constrForm->coninhcount == 0);
803 elog(
ERROR,
"constraint %u already has a parent constraint",
806 constrForm->conislocal =
false;
807 constrForm->coninhcount++;
808 if (constrForm->coninhcount < 0)
810 errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
811 errmsg(
"too many inheritance parents"));
812 constrForm->conparentid = parentConstrId;
826 constrForm->coninhcount--;
827 constrForm->conislocal =
true;
831 Assert(constrForm->coninhcount == 0);
836 ConstraintRelationId,
865 Anum_pg_constraint_conrelid,
869 Anum_pg_constraint_contypid,
873 Anum_pg_constraint_conname,
889 (
errcode(ERRCODE_UNDEFINED_OBJECT),
890 errmsg(
"constraint \"%s\" for table \"%s\" does not exist",
912 bool missing_ok,
Oid *constraintOid)
926 Anum_pg_constraint_conrelid,
930 Anum_pg_constraint_contypid,
934 Anum_pg_constraint_conname,
965 elog(
ERROR,
"conkey is not a 1-D smallint array");
969 for (
i = 0;
i < numcols;
i++)
980 if (!
OidIsValid(*constraintOid) && !missing_ok)
982 (
errcode(ERRCODE_UNDEFINED_OBJECT),
983 errmsg(
"constraint \"%s\" for table \"%s\" does not exist",
1011 Anum_pg_constraint_conrelid,
1016 true, NULL, 1, &
key);
1024 if (constrForm->contype != CONSTRAINT_PRIMARY &&
1025 constrForm->contype != CONSTRAINT_UNIQUE &&
1026 constrForm->contype != CONSTRAINT_EXCLUSION)
1029 if (constrForm->conindid == indexId)
1031 constraintId = constrForm->oid;
1038 return constraintId;
1058 Anum_pg_constraint_conrelid,
1062 Anum_pg_constraint_contypid,
1066 Anum_pg_constraint_conname,
1082 (
errcode(ERRCODE_UNDEFINED_OBJECT),
1083 errmsg(
"constraint \"%s\" for domain %s does not exist",
1121 Anum_pg_constraint_conrelid,
1139 if (con->contype != CONSTRAINT_PRIMARY)
1147 if (con->condeferrable && !deferrableOk)
1151 adatum =
heap_getattr(tuple, Anum_pg_constraint_conkey,
1154 elog(
ERROR,
"null conkey for constraint %u",
1162 elog(
ERROR,
"conkey is not a 1-D smallint array");
1166 for (
i = 0;
i < numkeys;
i++)
1194 Oid *pf_eq_oprs,
Oid *pp_eq_oprs,
Oid *ff_eq_oprs,
1195 int *num_fk_del_set_cols,
AttrNumber *fk_del_set_cols)
1208 Anum_pg_constraint_conkey);
1213 elog(
ERROR,
"conkey is not a 1-D smallint array");
1216 elog(
ERROR,
"foreign key constraint cannot have %d columns", numkeys);
1222 Anum_pg_constraint_confkey);
1228 elog(
ERROR,
"confkey is not a 1-D smallint array");
1236 Anum_pg_constraint_conpfeqop);
1243 elog(
ERROR,
"conpfeqop is not a 1-D Oid array");
1252 Anum_pg_constraint_conppeqop);
1258 elog(
ERROR,
"conppeqop is not a 1-D Oid array");
1267 Anum_pg_constraint_conffeqop);
1273 elog(
ERROR,
"conffeqop is not a 1-D Oid array");
1279 if (fk_del_set_cols)
1282 Anum_pg_constraint_confdelsetcols, &isNull);
1285 *num_fk_del_set_cols = 0;
1289 int num_delete_cols;
1295 elog(
ERROR,
"confdelsetcols is not a 1-D smallint array");
1296 num_delete_cols =
ARR_DIMS(arr)[0];
1301 *num_fk_del_set_cols = num_delete_cols;
1326 List *grouping_columns,
1327 List **constraintDeps)
1336 if (pkattnos == NULL)
1340 groupbyattnos = NULL;
1341 foreach(gl, grouping_columns)
1346 gvar->
varno == varno &&
1355 *constraintDeps =
lappend_oid(*constraintDeps, constraintOid);
#define DatumGetArrayTypeP(X)
ArrayType * construct_array_builtin(Datum *elems, int nelems, Oid elmtype)
bool bms_is_subset(const Bitmapset *a, const Bitmapset *b)
Bitmapset * bms_add_member(Bitmapset *a, int x)
static Datum values[MAXATTR]
#define CStringGetTextDatum(s)
#define OidIsValid(objectId)
Oid GetNewOidWithIndex(Relation relation, Oid indexId, AttrNumber oidcolumn)
elog(ERROR, "%s: %s", p2, msg)
void record_object_address_dependencies(const ObjectAddress *depender, ObjectAddresses *referenced, DependencyType behavior)
void recordDependencyOnSingleRelExpr(const ObjectAddress *depender, Node *expr, Oid relId, DependencyType behavior, DependencyType self_behavior, bool reverse_self)
bool object_address_present(const ObjectAddress *object, const ObjectAddresses *addrs)
ObjectAddresses * new_object_addresses(void)
void add_exact_object_address(const ObjectAddress *object, ObjectAddresses *addrs)
void free_object_addresses(ObjectAddresses *addrs)
@ DEPENDENCY_PARTITION_PRI
@ DEPENDENCY_PARTITION_SEC
int errcode(int sqlerrcode)
int errmsg(const char *fmt,...)
#define ereport(elevel,...)
void systable_endscan(SysScanDesc sysscan)
HeapTuple systable_getnext(SysScanDesc sysscan)
SysScanDesc systable_beginscan(Relation heapRelation, Oid indexId, bool indexOK, Snapshot snapshot, int nkeys, ScanKey key)
HeapTuple heap_form_tuple(TupleDesc tupleDescriptor, Datum *values, bool *isnull)
HeapTuple heap_copytuple(HeapTuple tuple)
void heap_freetuple(HeapTuple htup)
#define HeapTupleIsValid(tuple)
static Datum heap_getattr(HeapTuple tup, int attnum, TupleDesc tupleDesc, bool *isnull)
char * makeObjectName(const char *name1, const char *name2, const char *label)
void CatalogTupleUpdate(Relation heapRel, ItemPointer otid, HeapTuple tup)
void CatalogTupleInsert(Relation heapRel, HeapTuple tup)
void CatalogTupleDelete(Relation heapRel, ItemPointer tid)
Assert(fmt[strlen(fmt) - 1] !='\n')
List * lappend_oid(List *list, Oid datum)
#define AccessExclusiveLock
char * get_rel_name(Oid relid)
void pfree(void *pointer)
void namestrcpy(Name name, const char *str)
#define IsA(nodeptr, _type_)
#define InvokeObjectPostAlterHook(classId, objectId, subId)
#define InvokeObjectPostCreateHookArg(classId, objectId, subId, is_internal)
#define ObjectAddressSet(addr, class_id, object_id)
#define ObjectAddressSubSet(addr, class_id, object_id, object_sub_id)
FormData_pg_class * Form_pg_class
char * ChooseConstraintName(const char *name1, const char *name2, const char *label, Oid namespaceid, List *others)
bool ConstraintNameIsUsed(ConstraintCategory conCat, Oid objId, const char *conname)
void RemoveConstraintById(Oid conId)
void RenameConstraintById(Oid conId, const char *newname)
Oid get_relation_idx_constraint_oid(Oid relationId, Oid indexId)
void ConstraintSetParentConstraint(Oid childConstrId, Oid parentConstrId, Oid childTableId)
void DeconstructFkConstraintRow(HeapTuple tuple, int *numfks, AttrNumber *conkey, AttrNumber *confkey, Oid *pf_eq_oprs, Oid *pp_eq_oprs, Oid *ff_eq_oprs, int *num_fk_del_set_cols, AttrNumber *fk_del_set_cols)
void AlterConstraintNamespaces(Oid ownerId, Oid oldNspId, Oid newNspId, bool isType, ObjectAddresses *objsMoved)
Oid CreateConstraintEntry(const char *constraintName, Oid constraintNamespace, char constraintType, bool isDeferrable, bool isDeferred, bool isValidated, Oid parentConstrId, Oid relId, const int16 *constraintKey, int constraintNKeys, int constraintNTotalKeys, Oid domainId, Oid indexRelId, Oid foreignRelId, const int16 *foreignKey, const Oid *pfEqOp, const Oid *ppEqOp, const Oid *ffEqOp, int foreignNKeys, char foreignUpdateType, char foreignDeleteType, const int16 *fkDeleteSetCols, int numFkDeleteSetCols, char foreignMatchType, const Oid *exclOp, Node *conExpr, const char *conBin, bool conIsLocal, int conInhCount, bool conNoInherit, bool is_internal)
bool ConstraintNameExists(const char *conname, Oid namespaceid)
bool check_functional_grouping(Oid relid, Index varno, Index varlevelsup, List *grouping_columns, List **constraintDeps)
Oid get_relation_constraint_oid(Oid relid, const char *conname, bool missing_ok)
Bitmapset * get_primary_key_attnos(Oid relid, bool deferrableOk, Oid *constraintOid)
Oid get_domain_constraint_oid(Oid typid, const char *conname, bool missing_ok)
Bitmapset * get_relation_constraint_attnos(Oid relid, const char *conname, bool missing_ok, Oid *constraintOid)
FormData_pg_constraint * Form_pg_constraint
void recordDependencyOn(const ObjectAddress *depender, const ObjectAddress *referenced, DependencyType behavior)
long deleteDependencyRecordsForClass(Oid classId, Oid objectId, Oid refclassId, char deptype)
size_t strlcpy(char *dst, const char *src, size_t siz)
static Datum PointerGetDatum(const void *X)
static Datum Int16GetDatum(int16 X)
static Datum BoolGetDatum(bool X)
static Datum ObjectIdGetDatum(Oid X)
static Datum NameGetDatum(const NameData *X)
static Pointer DatumGetPointer(Datum X)
static Datum CStringGetDatum(const char *X)
static Datum CharGetDatum(char X)
#define RelationGetDescr(relation)
#define RelationGetRelationName(relation)
void ScanKeyInit(ScanKey entry, AttrNumber attributeNumber, StrategyNumber strategy, RegProcedure procedure, Datum argument)
#define BTEqualStrategyNumber
#define ERRCODE_DUPLICATE_OBJECT
#define FirstLowInvalidHeapAttributeNumber
void ReleaseSysCache(HeapTuple tuple)
HeapTuple SearchSysCache1(int cacheId, Datum key1)
Datum SysCacheGetAttr(int cacheId, HeapTuple tup, AttrNumber attributeNumber, bool *isNull)
Datum SysCacheGetAttrNotNull(int cacheId, HeapTuple tup, AttrNumber attributeNumber)
#define SearchSysCacheCopy1(cacheId, key1)
void table_close(Relation relation, LOCKMODE lockmode)
Relation table_open(Oid relationId, LOCKMODE lockmode)