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Add more dependency insertions --- this completes the basic pg_depend

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functionality.  Of note: dropping a table that has a SERIAL column
defined now drops the associated sequence automatically.
This commit is contained in:
Tom Lane
2002-07-16 22:12:20 +00:00
parent cdebcad6af
commit 5af19e4227
19 changed files with 402 additions and 90 deletions
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47
src/backend/catalog/pg_proc.c
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@@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/catalog/pg_proc.c,v 1.76 2002/06/20 20:29:26 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/catalog/pg_proc.c,v 1.77 2002/07/16 22:12:19 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@@ -16,6 +16,7 @@
#include "access/heapam.h"
#include "catalog/catname.h"
#include "catalog/dependency.h"
#include "catalog/indexing.h"
#include "catalog/pg_language.h"
#include "catalog/pg_proc.h"
@@ -76,6 +77,9 @@ ProcedureCreate(const char *procedureName,
NameData procname;
TupleDesc tupDesc;
Oid retval;
bool is_update;
ObjectAddress myself,
referenced;
/*
* sanity checks
@@ -227,6 +231,7 @@ ProcedureCreate(const char *procedureName,
simple_heap_update(rel, &tup->t_self, tup);
ReleaseSysCache(oldtup);
is_update = true;
}
else
{
@@ -237,6 +242,7 @@ ProcedureCreate(const char *procedureName,
tup = heap_formtuple(tupDesc, values, nulls);
simple_heap_insert(rel, tup);
is_update = false;
}
/* Need to update indices for either the insert or update case */
@@ -250,6 +256,45 @@ ProcedureCreate(const char *procedureName,
}
retval = tup->t_data->t_oid;
/*
* Create dependencies for the new function. If we are updating an
* existing function, first delete any existing pg_depend entries.
*/
if (is_update)
deleteDependencyRecordsFor(RelOid_pg_proc, retval);
myself.classId = RelOid_pg_proc;
myself.objectId = retval;
myself.objectSubId = 0;
/* dependency on implementation language */
referenced.classId = get_system_catalog_relid(LanguageRelationName);
referenced.objectId = languageObjectId;
referenced.objectSubId = 0;
recordDependencyOn(&myself, &referenced, DEPENDENCY_NORMAL);
/* dependency on return type */
if (OidIsValid(returnType))
{
referenced.classId = RelOid_pg_type;
referenced.objectId = returnType;
referenced.objectSubId = 0;
recordDependencyOn(&myself, &referenced, DEPENDENCY_NORMAL);
}
/* dependency on input types */
for (i = 0; i < parameterCount; i++)
{
if (OidIsValid(typev[i]))
{
referenced.classId = RelOid_pg_type;
referenced.objectId = typev[i];
referenced.objectSubId = 0;
recordDependencyOn(&myself, &referenced, DEPENDENCY_NORMAL);
}
}
heap_freetuple(tup);
heap_close(rel, RowExclusiveLock);