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Add support for privileges on types

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This adds support for the more or less SQL-conforming USAGE privilege
on types and domains.  The intent is to be able restrict which users
can create dependencies on types, which restricts the way in which
owners can alter types.

reviewed by Yeb Havinga
This commit is contained in:
Peter Eisentraut
2011-12-20 00:05:19 +02:00
parent 05e992e90e
commit 729205571e
41 changed files with 1249 additions and 201 deletions
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15
src/backend/executor/execMain.c
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@ -2490,6 +2490,21 @@ OpenIntoRel(QueryDesc *queryDesc)
(errcode(ERRCODE_INVALID_TABLE_DEFINITION),
errmsg("ON COMMIT can only be used on temporary tables")));
{
AclResult aclresult;
int i;
for (i = 0; i < intoTupDesc->natts; i++)
{
Oid atttypid = intoTupDesc->attrs[i]->atttypid;
aclresult = pg_type_aclcheck(atttypid, GetUserId(), ACL_USAGE);
if (aclresult != ACLCHECK_OK)
aclcheck_error(aclresult, ACL_KIND_TYPE,
format_type_be(atttypid));
}
}
/*
* If a column name list was specified in CREATE TABLE AS, override the
* column names derived from the query. (Too few column names are OK, too