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/*------------------------------------------------------------------------- * * pg_constraint_fn.h * prototypes for functions in catalog/pg_constraint.c * * * Portions Copyright (c) 1996-2016, PostgreSQL Global Development Group * Portions Copyright (c) 1994, Regents of the University of California * * src/include/catalog/pg_constraint_fn.h * *------------------------------------------------------------------------- */ #ifndef PG_CONSTRAINT_FN_H #define PG_CONSTRAINT_FN_H #include "catalog/dependency.h" #include "nodes/pg_list.h" /* * Identify constraint type for lookup purposes */ typedef enum ConstraintCategory { CONSTRAINT_RELATION, CONSTRAINT_DOMAIN, CONSTRAINT_ASSERTION /* for future expansion */ } ConstraintCategory; extern Oid CreateConstraintEntry(const char *constraintName, Oid constraintNamespace, char constraintType, bool isDeferrable, bool isDeferred, bool isValidated, Oid relId, const int16 *constraintKey, int constraintNKeys, Oid domainId, Oid indexRelId, Oid foreignRelId, const int16 *foreignKey, const Oid *pfEqOp, const Oid *ppEqOp, const Oid *ffEqOp, int foreignNKeys, char foreignUpdateType, char foreignDeleteType, char foreignMatchType, const Oid *exclOp, Node *conExpr, const char *conBin, const char *conSrc, bool conIsLocal, int conInhCount, bool conNoInherit, bool is_internal); extern void RemoveConstraintById(Oid conId); extern void RenameConstraintById(Oid conId, const char *newname); extern void SetValidatedConstraintById(Oid conId); extern bool ConstraintNameIsUsed(ConstraintCategory conCat, Oid objId, Oid objNamespace, const char *conname); extern char *ChooseConstraintName(const char *name1, const char *name2, const char *label, Oid namespaceid, List *others); extern void AlterConstraintNamespaces(Oid ownerId, Oid oldNspId, Oid newNspId, bool isType, ObjectAddresses *objsMoved); extern Oid get_relation_constraint_oid(Oid relid, const char *conname, bool missing_ok); extern Bitmapset *get_relation_constraint_attnos(Oid relid, const char *conname, bool missing_ok, Oid *constraintOid); extern Oid get_domain_constraint_oid(Oid typid, const char *conname, bool missing_ok); extern Bitmapset *get_primary_key_attnos(Oid relid, bool deferrableOk, Oid *constraintOid); extern bool check_functional_grouping(Oid relid, Index varno, Index varlevelsup, List *grouping_columns, List **constraintDeps); #endif /* PG_CONSTRAINT_FN_H */