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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-04 12:17:33 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-04 12:17:33 +0000
commit5e45211a64149b3c659b90ff2de6fa982a5a93ed (patch)
tree739caf8c461053357daa9f162bef34516c7bf452 /src/include/catalog/pg_attrdef.h
parentInitial commit. (diff)
downloadpostgresql-15-5e45211a64149b3c659b90ff2de6fa982a5a93ed.tar.xz
postgresql-15-5e45211a64149b3c659b90ff2de6fa982a5a93ed.zip
Adding upstream version 15.5.upstream/15.5
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/include/catalog/pg_attrdef.h')
-rw-r--r--src/include/catalog/pg_attrdef.h70
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diff --git a/src/include/catalog/pg_attrdef.h b/src/include/catalog/pg_attrdef.h
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+/*-------------------------------------------------------------------------
+ *
+ * pg_attrdef.h
+ * definition of the "attribute defaults" system catalog (pg_attrdef)
+ *
+ *
+ * Portions Copyright (c) 1996-2022, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1994, Regents of the University of California
+ *
+ * src/include/catalog/pg_attrdef.h
+ *
+ * NOTES
+ * The Catalog.pm module reads this file and derives schema
+ * information.
+ *
+ *-------------------------------------------------------------------------
+ */
+#ifndef PG_ATTRDEF_H
+#define PG_ATTRDEF_H
+
+#include "catalog/genbki.h"
+#include "catalog/objectaddress.h"
+#include "catalog/pg_attrdef_d.h"
+
+/* ----------------
+ * pg_attrdef definition. cpp turns this into
+ * typedef struct FormData_pg_attrdef
+ * ----------------
+ */
+CATALOG(pg_attrdef,2604,AttrDefaultRelationId)
+{
+ Oid oid; /* oid */
+
+ Oid adrelid BKI_LOOKUP(pg_class); /* OID of table containing
+ * attribute */
+ int16 adnum; /* attnum of attribute */
+
+#ifdef CATALOG_VARLEN /* variable-length fields start here */
+ pg_node_tree adbin BKI_FORCE_NOT_NULL; /* nodeToString representation of
+ * default */
+#endif
+} FormData_pg_attrdef;
+
+/* ----------------
+ * Form_pg_attrdef corresponds to a pointer to a tuple with
+ * the format of pg_attrdef relation.
+ * ----------------
+ */
+typedef FormData_pg_attrdef *Form_pg_attrdef;
+
+DECLARE_TOAST(pg_attrdef, 2830, 2831);
+
+DECLARE_UNIQUE_INDEX(pg_attrdef_adrelid_adnum_index, 2656, AttrDefaultIndexId, on pg_attrdef using btree(adrelid oid_ops, adnum int2_ops));
+DECLARE_UNIQUE_INDEX_PKEY(pg_attrdef_oid_index, 2657, AttrDefaultOidIndexId, on pg_attrdef using btree(oid oid_ops));
+
+DECLARE_FOREIGN_KEY((adrelid, adnum), pg_attribute, (attrelid, attnum));
+
+
+extern Oid StoreAttrDefault(Relation rel, AttrNumber attnum,
+ Node *expr, bool is_internal,
+ bool add_column_mode);
+extern void RemoveAttrDefault(Oid relid, AttrNumber attnum,
+ DropBehavior behavior,
+ bool complain, bool internal);
+extern void RemoveAttrDefaultById(Oid attrdefId);
+
+extern Oid GetAttrDefaultOid(Oid relid, AttrNumber attnum);
+extern ObjectAddress GetAttrDefaultColumnAddress(Oid attrdefoid);
+
+#endif /* PG_ATTRDEF_H */