> create view pg_locks as select l.relation, l.database, l.backendpid,

 > l.mode, l.isgranted from pg_lock_info() as l(relation oid, database oid,
 > backendpid int4, mode text, isgranted bool);
 > ERROR:  badly formatted planstring "COLUMNDEF "...
 >

Reported by Neil Conway -- I never implemented readfuncs.c support for
ColumnDef or TypeName, which is needed so that views can be created on
functions returning type RECORD. Here's a patch.

Joe Conway

diff --git a/src/backend/nodes/outfuncs.c b/src/backend/nodes/outfuncs.c
index b992e45a62fa97db1069a0e55b554c1ee518cf32..70419cb9ace93ad73e5099464830a5434f6b7867 100644 (file)
--- a/src/backend/nodes/outfuncs.c
+++ b/src/backend/nodes/outfuncs.c
@@ -5,7 +5,7 @@
  * Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
- * $Header: /cvsroot/pgsql/src/backend/nodes/outfuncs.c,v 1.166 2002/08/04 19:48:09 momjian Exp $
+ * $Header: /cvsroot/pgsql/src/backend/nodes/outfuncs.c,v 1.167 2002/08/10 20:44:48 momjian Exp $
  *
  * NOTES
  *   Every (plan) node in POSTGRES has an associated "out" routine which
@@ -193,7 +193,7 @@ _outTypeName(StringInfo str, TypeName *node)
    appendStringInfo(str, " TYPENAME :names ");
    _outNode(str, node->names);
    appendStringInfo(str, " :typeid %u :timezone %s :setof %s"
-                    " :pct_type %s typmod %d :arrayBounds ",
+                    " :pct_type %s :typmod %d :arrayBounds ",
                     node->typeid,
                     booltostr(node->timezone),
                     booltostr(node->setof),

diff --git a/src/backend/nodes/readfuncs.c b/src/backend/nodes/readfuncs.c
index 46b2ca2dc85699e9fb8c53224fc073df4cb868b1..fbf959931e37471e00e014a1e3f07749141dc122 100644 (file)
--- a/src/backend/nodes/readfuncs.c
+++ b/src/backend/nodes/readfuncs.c
@@ -8,7 +8,7 @@
  *
  *
  * IDENTIFICATION
- *   $Header: /cvsroot/pgsql/src/backend/nodes/readfuncs.c,v 1.127 2002/08/04 19:48:09 momjian Exp $
+ *   $Header: /cvsroot/pgsql/src/backend/nodes/readfuncs.c,v 1.128 2002/08/10 20:44:48 momjian Exp $
  *
  * NOTES
  *   Most of the read functions for plan nodes are tested. (In fact, they
@@ -1465,6 +1465,80 @@ _readColumnRef(void)
    return local_node;
 }
 
+static ColumnDef *
+_readColumnDef(void)
+{
+   ColumnDef  *local_node;
+   char       *token;
+   int         length;
+
+   local_node = makeNode(ColumnDef);
+
+   token = pg_strtok(&length); /* eat :colname */
+   token = pg_strtok(&length); /* now read it */
+   local_node->colname = nullable_string(token, length);
+
+   token = pg_strtok(&length); /* eat :typename */
+   local_node->typename = nodeRead(true); /* now read it */
+
+   token = pg_strtok(&length); /* eat :is_not_null */
+   token = pg_strtok(&length); /* get :is_not_null */
+   local_node->is_not_null = strtobool(token);
+
+   token = pg_strtok(&length); /* eat :raw_default */
+   local_node->raw_default = nodeRead(true); /* now read it */
+
+   token = pg_strtok(&length); /* eat :cooked_default */
+   token = pg_strtok(&length); /* now read it */
+   local_node->cooked_default = nullable_string(token, length);
+
+   token = pg_strtok(&length); /* eat :constraints */
+   local_node->constraints = nodeRead(true);   /* now read it */
+
+   token = pg_strtok(&length); /* eat :support */
+   local_node->support = nodeRead(true); /* now read it */
+
+   return local_node;
+}
+
+static TypeName *
+_readTypeName(void)
+{
+   TypeName  *local_node;
+   char       *token;
+   int         length;
+
+   local_node = makeNode(TypeName);
+
+   token = pg_strtok(&length); /* eat :names */
+   local_node->names = nodeRead(true); /* now read it */
+
+   token = pg_strtok(&length); /* eat :typeid */
+   token = pg_strtok(&length); /* get typeid */
+   local_node->typeid = atooid(token);
+
+   token = pg_strtok(&length); /* eat :timezone */
+   token = pg_strtok(&length); /* get timezone */
+   local_node->timezone = strtobool(token);
+
+   token = pg_strtok(&length); /* eat :setof */
+   token = pg_strtok(&length); /* get setof */
+   local_node->setof = strtobool(token);
+
+   token = pg_strtok(&length); /* eat :pct_type */
+   token = pg_strtok(&length); /* get pct_type */
+   local_node->pct_type = strtobool(token);
+
+   token = pg_strtok(&length); /* eat :typmod */
+   token = pg_strtok(&length); /* get typmod */
+   local_node->typmod = atoi(token);
+
+   token = pg_strtok(&length); /* eat :arrayBounds */
+   local_node->arrayBounds = nodeRead(true); /* now read it */
+
+   return local_node;
+}
+
 static ExprFieldSelect *
 _readExprFieldSelect(void)
 {
@@ -2092,6 +2166,10 @@ parsePlanString(void)
        return_value = _readRangeVar();
    else if (length == 9 && strncmp(token, "COLUMNREF", length) == 0)
        return_value = _readColumnRef();
+   else if (length == 9 && strncmp(token, "COLUMNDEF", length) == 0)
+       return_value = _readColumnDef();
+   else if (length == 8 && strncmp(token, "TYPENAME", length) == 0)
+       return_value = _readTypeName();
    else if (length == 15 && strncmp(token, "EXPRFIELDSELECT", length) == 0)
        return_value = _readExprFieldSelect();
    else if (length == 5 && strncmp(token, "ALIAS", length) == 0)