diff options
Diffstat (limited to 'src/include')
| -rw-r--r-- | src/include/catalog/catversion.h | 2 | ||||
| -rw-r--r-- | src/include/catalog/heap.h | 8 | ||||
| -rw-r--r-- | src/include/catalog/pg_constraint.h | 14 | ||||
| -rw-r--r-- | src/include/nodes/parsenodes.h | 16 |
4 files changed, 28 insertions, 12 deletions
diff --git a/src/include/catalog/catversion.h b/src/include/catalog/catversion.h index e2a070984ba..ab9a7ac1f79 100644 --- a/src/include/catalog/catversion.h +++ b/src/include/catalog/catversion.h @@ -57,6 +57,6 @@ */ /* yyyymmddN */ -#define CATALOG_VERSION_NO 202308241 +#define CATALOG_VERSION_NO 202308251 #endif diff --git a/src/include/catalog/heap.h b/src/include/catalog/heap.h index c472ee13654..51f7b12aa3a 100644 --- a/src/include/catalog/heap.h +++ b/src/include/catalog/heap.h @@ -34,10 +34,11 @@ typedef struct RawColumnDefault typedef struct CookedConstraint { - ConstrType contype; /* CONSTR_DEFAULT or CONSTR_CHECK */ + ConstrType contype; /* CONSTR_DEFAULT, CONSTR_CHECK, + * CONSTR_NOTNULL */ Oid conoid; /* constr OID if created, otherwise Invalid */ char *name; /* name, or NULL if none */ - AttrNumber attnum; /* which attr (only for DEFAULT) */ + AttrNumber attnum; /* which attr (only for NOTNULL, DEFAULT) */ Node *expr; /* transformed default or check expr */ bool skip_validation; /* skip validation? (only for CHECK) */ bool is_local; /* constraint has local (non-inherited) def */ @@ -113,6 +114,9 @@ extern List *AddRelationNewConstraints(Relation rel, bool is_local, bool is_internal, const char *queryString); +extern List *AddRelationNotNullConstraints(Relation rel, + List *constraints, + List *additional_notnulls); extern void RelationClearMissing(Relation rel); extern void SetAttrMissing(Oid relid, char *attname, char *value); diff --git a/src/include/catalog/pg_constraint.h b/src/include/catalog/pg_constraint.h index 16bf5f5576e..f6f5796fe08 100644 --- a/src/include/catalog/pg_constraint.h +++ b/src/include/catalog/pg_constraint.h @@ -181,6 +181,7 @@ DECLARE_ARRAY_FOREIGN_KEY((confrelid, confkey), pg_attribute, (attrelid, attnum) /* Valid values for contype */ #define CONSTRAINT_CHECK 'c' #define CONSTRAINT_FOREIGN 'f' +#define CONSTRAINT_NOTNULL 'n' #define CONSTRAINT_PRIMARY 'p' #define CONSTRAINT_UNIQUE 'u' #define CONSTRAINT_TRIGGER 't' @@ -237,9 +238,6 @@ extern Oid CreateConstraintEntry(const char *constraintName, bool conNoInherit, bool is_internal); -extern void RemoveConstraintById(Oid conId); -extern void RenameConstraintById(Oid conId, const char *newname); - extern bool ConstraintNameIsUsed(ConstraintCategory conCat, Oid objId, const char *conname); extern bool ConstraintNameExists(const char *conname, Oid namespaceid); @@ -247,6 +245,16 @@ extern char *ChooseConstraintName(const char *name1, const char *name2, const char *label, Oid namespaceid, List *others); +extern HeapTuple findNotNullConstraintAttnum(Oid relid, AttrNumber attnum); +extern HeapTuple findNotNullConstraint(Oid relid, const char *colname); +extern AttrNumber extractNotNullColumn(HeapTuple constrTup); +extern bool AdjustNotNullInheritance1(Oid relid, AttrNumber attnum, int count); +extern void AdjustNotNullInheritance(Oid relid, Bitmapset *columns, int count); +extern List *RelationGetNotNullConstraints(Oid relid, bool cooked); + +extern void RemoveConstraintById(Oid conId); +extern void RenameConstraintById(Oid conId, const char *newname); + extern void AlterConstraintNamespaces(Oid ownerId, Oid oldNspId, Oid newNspId, bool isType, ObjectAddresses *objsMoved); extern void ConstraintSetParentConstraint(Oid childConstrId, diff --git a/src/include/nodes/parsenodes.h b/src/include/nodes/parsenodes.h index 25653483032..5217132331f 100644 --- a/src/include/nodes/parsenodes.h +++ b/src/include/nodes/parsenodes.h @@ -2215,8 +2215,8 @@ typedef enum AlterTableType AT_CookedColumnDefault, /* add a pre-cooked column default */ AT_DropNotNull, /* alter column drop not null */ AT_SetNotNull, /* alter column set not null */ + AT_SetAttNotNull, /* set attnotnull w/o a constraint */ AT_DropExpression, /* alter column drop expression */ - AT_CheckNotNull, /* check column is already marked not null */ AT_SetStatistics, /* alter column set statistics */ AT_SetOptions, /* alter column set ( options ) */ AT_ResetOptions, /* alter column reset ( options ) */ @@ -2499,10 +2499,10 @@ typedef struct VariableShowStmt * Create Table Statement * * NOTE: in the raw gram.y output, ColumnDef and Constraint nodes are - * intermixed in tableElts, and constraints is NIL. After parse analysis, - * tableElts contains just ColumnDefs, and constraints contains just - * Constraint nodes (in fact, only CONSTR_CHECK nodes, in the present - * implementation). + * intermixed in tableElts, and constraints and nnconstraints are NIL. After + * parse analysis, tableElts contains just ColumnDefs, nnconstraints contains + * Constraint nodes of CONSTR_NOTNULL type from various sources, and + * constraints contains just CONSTR_CHECK Constraint nodes. * ---------------------- */ @@ -2517,6 +2517,7 @@ typedef struct CreateStmt PartitionSpec *partspec; /* PARTITION BY clause */ TypeName *ofTypename; /* OF typename */ List *constraints; /* constraints (list of Constraint nodes) */ + List *nnconstraints; /* NOT NULL constraints (ditto) */ List *options; /* options from WITH clause */ OnCommitAction oncommit; /* what do we do at COMMIT? */ char *tablespacename; /* table space to use, or NULL */ @@ -2605,10 +2606,13 @@ typedef struct Constraint char *cooked_expr; /* expr, as nodeToString representation */ char generated_when; /* ALWAYS or BY DEFAULT */ + /* Fields used for "raw" NOT NULL constraints: */ + int inhcount; /* initial inheritance count to apply */ + /* Fields used for unique constraints (UNIQUE and PRIMARY KEY): */ bool nulls_not_distinct; /* null treatment for UNIQUE constraints */ List *keys; /* String nodes naming referenced key - * column(s) */ + * column(s); also used for NOT NULL */ List *including; /* String nodes naming referenced nonkey * column(s) */ |