77 *
88 *
99 * IDENTIFICATION
10- * $Header: /cvsroot/pgsql/src/backend/commands/explain.c,v 1.16 1997/12/29 05:13:22 momjian Exp $
10+ * $Header: /cvsroot/pgsql/src/backend/commands/explain.c,v 1.17 1998/02/13 03:21:30 vadim Exp $
1111 *
1212 *-------------------------------------------------------------------------
1313 */
@@ -176,8 +176,10 @@ explain_outNode(StringInfo str, Plan *plan, int indent, ExplainState *es)
176176break ;
177177}
178178
179+ #if 0
179180for (i = 0 ;i < indent ;i ++ )
180181appendStringInfo (str ," " );
182+ #endif
181183
182184appendStringInfo (str ,pname );
183185switch (nodeTag (plan ))
@@ -202,23 +204,63 @@ explain_outNode(StringInfo str, Plan *plan, int indent, ExplainState *es)
202204appendStringInfo (str ,buf );
203205}
204206appendStringInfo (str ,"\n" );
207+
208+ /* initPlan-s */
209+ if (plan -> initPlan )
210+ {
211+ List * saved_rtable = es -> rtable ;
212+ List * lst ;
213+
214+ for (i = 0 ;i < indent ;i ++ )
215+ appendStringInfo (str ," " );
216+ appendStringInfo (str ," InitPlan\n" );
217+ foreach (lst ,plan -> initPlan )
218+ {
219+ es -> rtable = ((SubPlan * )lfirst (lst ))-> rtable ;
220+ for (i = 0 ;i < indent ;i ++ )
221+ appendStringInfo (str ," " );
222+ appendStringInfo (str ," -> " );
223+ explain_outNode (str , ((SubPlan * )lfirst (lst ))-> plan ,indent + 4 ,es );
224+ }
225+ es -> rtable = saved_rtable ;
226+ }
205227
206228/* lefttree */
207229if (outerPlan (plan ))
208230{
209231for (i = 0 ;i < indent ;i ++ )
210232appendStringInfo (str ," " );
211- appendStringInfo (str ," -> " );
212- explain_outNode (str ,outerPlan (plan ),indent + 1 ,es );
233+ appendStringInfo (str ," -> );
234+ explain_outNode (str ,outerPlan (plan ),indent + 3 ,es );
213235}
214236
215237/* righttree */
216238if (innerPlan (plan ))
217239{
218240for (i = 0 ;i < indent ;i ++ )
219241appendStringInfo (str ," " );
220- appendStringInfo (str ," -> " );
221- explain_outNode (str ,innerPlan (plan ),indent + 1 ,es );
242+ appendStringInfo (str ," -> " );
243+ explain_outNode (str ,innerPlan (plan ),indent + 3 ,es );
244+ }
245+
246+ /* subPlan-s */
247+ if (plan -> subPlan )
248+ {
249+ List * saved_rtable = es -> rtable ;
250+ List * lst ;
251+
252+ for (i = 0 ;i < indent ;i ++ )
253+ appendStringInfo (str ," " );
254+ appendStringInfo (str ," SubPlan\n" );
255+ foreach (lst ,plan -> subPlan )
256+ {
257+ es -> rtable = ((SubPlan * )lfirst (lst ))-> rtable ;
258+ for (i = 0 ;i < indent ;i ++ )
259+ appendStringInfo (str ," " );
260+ appendStringInfo (str ," -> " );
261+ explain_outNode (str , ((SubPlan * )lfirst (lst ))-> plan ,indent + 4 ,es );
262+ }
263+ es -> rtable = saved_rtable ;
222264}
223265return ;
224266}