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Add ALTER DOMAIN ... RENAME

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You could already rename domains using ALTER TYPE, but with this new
command it is more consistent with how other commands treat domains as
a subcategory of types.
This commit is contained in:
Peter Eisentraut
2011-12-22 22:43:56 +02:00
parent 8d15e3ec4f
commit f90dd28062
7 changed files with 59 additions and 4 deletions
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3
src/backend/commands/alter.c
View File

@ -134,8 +134,9 @@ ExecRenameStmt(RenameStmt *stmt)
RenameTSConfiguration(stmt->object, stmt->newname);
break;
case OBJECT_DOMAIN:
case OBJECT_TYPE:
RenameType(stmt->object, stmt->newname);
RenameType(stmt);
break;
default:

11
src/backend/commands/typecmds.c
View File

@ -3074,8 +3074,10 @@ GetDomainConstraints(Oid typeOid)
* Execute ALTER TYPE RENAME
*/
void
RenameType(List *names, const char *newTypeName)
RenameType(RenameStmt *stmt)
{
List *names = stmt->object;
const char *newTypeName = stmt->newname;
TypeName *typename;
Oid typeOid;
Relation rel;
@ -3099,6 +3101,13 @@ RenameType(List *names, const char *newTypeName)
aclcheck_error(ACLCHECK_NOT_OWNER, ACL_KIND_TYPE,
format_type_be(typeOid));
/* ALTER DOMAIN used on a non-domain? */
if (stmt->renameType == OBJECT_DOMAIN && typTup->typtype != TYPTYPE_DOMAIN)
ereport(ERROR,
(errcode(ERRCODE_WRONG_OBJECT_TYPE),
errmsg("\"%s\" is not a domain",
format_type_be(typeOid))));
/*
* If it's a composite type, we need to check that it really is a
* free-standing composite type, and not a table's rowtype. We want people

8
src/backend/parser/gram.y
View File

@ -6451,6 +6451,14 @@ RenameStmt: ALTER AGGREGATE func_name aggr_args RENAME TO name
n->newname = $6;
$$ = (Node *)n;
}
| ALTER DOMAIN_P any_name RENAME TO name
{
RenameStmt *n = makeNode(RenameStmt);
n->renameType = OBJECT_DOMAIN;
n->object = $3;
n->newname = $6;
$$ = (Node *)n;
}
| ALTER FOREIGN DATA_P WRAPPER name RENAME TO name
{
RenameStmt *n = makeNode(RenameStmt);