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heap.h
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1 /*-------------------------------------------------------------------------
2  *
3  * heap.h
4  * prototypes for functions in backend/catalog/heap.c
5  *
6  *
7  * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
8  * Portions Copyright (c) 1994, Regents of the University of California
9  *
10  * src/include/catalog/heap.h
11  *
12  *-------------------------------------------------------------------------
13  */
14 #ifndef HEAP_H
15 #define HEAP_H
16 
17 #include "catalog/indexing.h"
18 #include "catalog/objectaddress.h"
19 #include "parser/parse_node.h"
20 
21 
22 /* flag bits for CheckAttributeType/CheckAttributeNamesTypes */
23 #define CHKATYPE_ANYARRAY 0x01 /* allow ANYARRAY */
24 #define CHKATYPE_ANYRECORD 0x02 /* allow RECORD and RECORD[] */
25 #define CHKATYPE_IS_PARTKEY 0x04 /* attname is part key # not column */
26 
27 typedef struct RawColumnDefault
28 {
29  AttrNumber attnum; /* attribute to attach default to */
30  Node *raw_default; /* default value (untransformed parse tree) */
31  bool missingMode; /* true if part of add column processing */
32  char generated; /* attgenerated setting */
34 
35 typedef struct CookedConstraint
36 {
37  ConstrType contype; /* CONSTR_DEFAULT or CONSTR_CHECK */
38  Oid conoid; /* constr OID if created, otherwise Invalid */
39  char *name; /* name, or NULL if none */
40  AttrNumber attnum; /* which attr (only for DEFAULT) */
41  Node *expr; /* transformed default or check expr */
42  bool skip_validation; /* skip validation? (only for CHECK) */
43  bool is_local; /* constraint has local (non-inherited) def */
44  int inhcount; /* number of times constraint is inherited */
45  bool is_no_inherit; /* constraint has local def and cannot be
46  * inherited */
48 
49 extern Relation heap_create(const char *relname,
50  Oid relnamespace,
51  Oid reltablespace,
52  Oid relid,
53  Oid relfilenode,
54  Oid accessmtd,
55  TupleDesc tupDesc,
56  char relkind,
57  char relpersistence,
58  bool shared_relation,
59  bool mapped_relation,
60  bool allow_system_table_mods,
61  TransactionId *relfrozenxid,
62  MultiXactId *relminmxid);
63 
64 extern Oid heap_create_with_catalog(const char *relname,
65  Oid relnamespace,
66  Oid reltablespace,
67  Oid relid,
68  Oid reltypeid,
69  Oid reloftypeid,
70  Oid ownerid,
71  Oid accessmtd,
72  TupleDesc tupdesc,
73  List *cooked_constraints,
74  char relkind,
75  char relpersistence,
76  bool shared_relation,
77  bool mapped_relation,
78  OnCommitAction oncommit,
79  Datum reloptions,
80  bool use_user_acl,
81  bool allow_system_table_mods,
82  bool is_internal,
83  Oid relrewrite,
84  ObjectAddress *typaddress);
85 
86 extern void heap_drop_with_catalog(Oid relid);
87 
88 extern void heap_truncate(List *relids);
89 
90 extern void heap_truncate_one_rel(Relation rel);
91 
92 extern void heap_truncate_check_FKs(List *relations, bool tempTables);
93 
94 extern List *heap_truncate_find_FKs(List *relationIds);
95 
96 extern void InsertPgAttributeTuple(Relation pg_attribute_rel,
97  Form_pg_attribute new_attribute,
98  CatalogIndexState indstate);
99 
100 extern void InsertPgClassTuple(Relation pg_class_desc,
101  Relation new_rel_desc,
102  Oid new_rel_oid,
103  Datum relacl,
104  Datum reloptions);
105 
107  List *newColDefaults,
108  List *newConstraints,
109  bool allow_merge,
110  bool is_local,
111  bool is_internal,
112  const char *queryString);
113 
114 extern void RelationClearMissing(Relation rel);
115 extern void SetAttrMissing(Oid relid, char *attname, char *value);
116 
118  Node *expr, bool is_internal,
119  bool add_column_mode);
120 
121 extern Node *cookDefault(ParseState *pstate,
122  Node *raw_default,
123  Oid atttypid,
124  int32 atttypmod,
125  const char *attname,
126  char attgenerated);
127 
128 extern void DeleteRelationTuple(Oid relid);
129 extern void DeleteAttributeTuples(Oid relid);
130 extern void DeleteSystemAttributeTuples(Oid relid);
131 extern void RemoveAttributeById(Oid relid, AttrNumber attnum);
132 extern void RemoveAttrDefault(Oid relid, AttrNumber attnum,
133  DropBehavior behavior, bool complain, bool internal);
134 extern void RemoveAttrDefaultById(Oid attrdefId);
135 extern void RemoveStatistics(Oid relid, AttrNumber attnum);
136 
138 
139 extern const FormData_pg_attribute *SystemAttributeByName(const char *attname);
140 
141 extern void CheckAttributeNamesTypes(TupleDesc tupdesc, char relkind,
142  int flags);
143 
144 extern void CheckAttributeType(const char *attname,
146  List *containing_rowtypes,
147  int flags);
148 
149 /* pg_partitioned_table catalog manipulation functions */
150 extern void StorePartitionKey(Relation rel,
151  char strategy,
152  int16 partnatts,
153  AttrNumber *partattrs,
154  List *partexprs,
155  Oid *partopclass,
156  Oid *partcollation);
157 extern void RemovePartitionKeyByRelId(Oid relid);
158 extern void StorePartitionBound(Relation rel, Relation parent,
159  PartitionBoundSpec *bound);
160 
161 #endif /* HEAP_H */
signed short int16
Definition: c.h:344
ConstrType
Definition: parsenodes.h:2115
void RemoveStatistics(Oid relid, AttrNumber attnum)
Definition: heap.c:3121
bool is_no_inherit
Definition: heap.h:45
void StorePartitionBound(Relation rel, Relation parent, PartitionBoundSpec *bound)
Definition: heap.c:3687
void DeleteSystemAttributeTuples(Oid relid)
Definition: heap.c:1570
void RemoveAttributeById(Oid relid, AttrNumber attnum)
Definition: heap.c:1611
uint32 TransactionId
Definition: c.h:503
AttrNumber attnum
Definition: heap.h:29
void RelationClearMissing(Relation rel)
Definition: heap.c:2029
struct CookedConstraint CookedConstraint
void CheckAttributeType(const char *attname, Oid atttypid, Oid attcollation, List *containing_rowtypes, int flags)
Definition: heap.c:581
static struct @145 value
Definition: nodes.h:525
NameData relname
Definition: pg_class.h:38
unsigned int Oid
Definition: postgres_ext.h:31
OnCommitAction
Definition: primnodes.h:47
signed int int32
Definition: c.h:345
void heap_drop_with_catalog(Oid relid)
Definition: heap.c:1852
Oid StoreAttrDefault(Relation rel, AttrNumber attnum, Node *expr, bool is_internal, bool add_column_mode)
Definition: heap.c:2158
List * heap_truncate_find_FKs(List *relationIds)
Definition: heap.c:3396
AttrNumber attnum
Definition: heap.h:40
NameData attname
Definition: pg_attribute.h:40
void RemovePartitionKeyByRelId(Oid relid)
Definition: heap.c:3656
List * AddRelationNewConstraints(Relation rel, List *newColDefaults, List *newConstraints, bool allow_merge, bool is_local, bool is_internal, const char *queryString)
Definition: heap.c:2521
bool missingMode
Definition: heap.h:31
struct RawColumnDefault RawColumnDefault
Oid attcollation
Definition: pg_attribute.h:164
int inhcount
Definition: heap.h:44
void RemoveAttrDefault(Oid relid, AttrNumber attnum, DropBehavior behavior, bool complain, bool internal)
Definition: heap.c:1724
Oid heap_create_with_catalog(const char *relname, Oid relnamespace, Oid reltablespace, Oid relid, Oid reltypeid, Oid reloftypeid, Oid ownerid, Oid accessmtd, TupleDesc tupdesc, List *cooked_constraints, char relkind, char relpersistence, bool shared_relation, bool mapped_relation, OnCommitAction oncommit, Datum reloptions, bool use_user_acl, bool allow_system_table_mods, bool is_internal, Oid relrewrite, ObjectAddress *typaddress)
Definition: heap.c:1097
void SetAttrMissing(Oid relid, char *attname, char *value)
Definition: heap.c:2097
char generated
Definition: heap.h:32
Node * raw_default
Definition: heap.h:30
FormData_pg_attribute * Form_pg_attribute
Definition: pg_attribute.h:200
void StorePartitionKey(Relation rel, char strategy, int16 partnatts, AttrNumber *partattrs, List *partexprs, Oid *partopclass, Oid *partcollation)
Definition: heap.c:3524
Relation heap_create(const char *relname, Oid relnamespace, Oid reltablespace, Oid relid, Oid relfilenode, Oid accessmtd, TupleDesc tupDesc, char relkind, char relpersistence, bool shared_relation, bool mapped_relation, bool allow_system_table_mods, TransactionId *relfrozenxid, MultiXactId *relminmxid)
Definition: heap.c:294
bool skip_validation
Definition: heap.h:42
void CheckAttributeNamesTypes(TupleDesc tupdesc, char relkind, int flags)
Definition: heap.c:489
void heap_truncate(List *relids)
Definition: heap.c:3216
ConstrType contype
Definition: heap.h:37
Oid atttypid
Definition: pg_attribute.h:49
void DeleteAttributeTuples(Oid relid)
Definition: heap.c:1533
void InsertPgAttributeTuple(Relation pg_attribute_rel, Form_pg_attribute new_attribute, CatalogIndexState indstate)
Definition: heap.c:726
DropBehavior
Definition: parsenodes.h:1761
uintptr_t Datum
Definition: postgres.h:367
Node * cookDefault(ParseState *pstate, Node *raw_default, Oid atttypid, int32 atttypmod, const char *attname, char attgenerated)
Definition: heap.c:3004
FormData_pg_attribute
Definition: pg_attribute.h:184
const FormData_pg_attribute * SystemAttributeByName(const char *attname)
Definition: heap.c:261
TransactionId MultiXactId
Definition: c.h:513
const FormData_pg_attribute * SystemAttributeDefinition(AttrNumber attno)
Definition: heap.c:249
void RemoveAttrDefaultById(Oid attrdefId)
Definition: heap.c:1779
void heap_truncate_check_FKs(List *relations, bool tempTables)
Definition: heap.c:3301
Oid conoid
Definition: heap.h:38
Node * expr
Definition: heap.h:41
void DeleteRelationTuple(Oid relid)
Definition: heap.c:1504
Definition: pg_list.h:50
void InsertPgClassTuple(Relation pg_class_desc, Relation new_rel_desc, Oid new_rel_oid, Datum relacl, Datum reloptions)
Definition: heap.c:880
int16 AttrNumber
Definition: attnum.h:21
char * name
Definition: heap.h:39
void heap_truncate_one_rel(Relation rel)
Definition: heap.c:3257
bool is_local
Definition: heap.h:43