|
6 | 6 | * |
7 | 7 | * |
8 | 8 | * IDENTIFICATION |
9 | | - * $Header: /cvsroot/pgsql/src/backend/rewrite/rewriteHandler.c,v 1.1.1.1 1996/07/09 06:21:51 scrappy Exp $ |
| 9 | + * $Header: /cvsroot/pgsql/src/backend/rewrite/rewriteHandler.c,v 1.2 1996/11/24 05:58:57 bryanh Exp $ |
10 | 10 | * |
11 | 11 | *------------------------------------------------------------------------- |
12 | 12 | */ |
@@ -57,50 +57,47 @@ gatherRewriteMeta(Query *parsetree, |
57 | 57 | info->rt_index=rt_index; |
58 | 58 | info->event=event; |
59 | 59 | info->instead_flag=*instead_flag; |
60 | | -/* info->rule_action = rule_action; this needs to be a copy here, I think! - jolly*/ |
61 | 60 | info->rule_action= (Query*)copyObject(rule_action); |
62 | 61 | info->rule_qual= (Node*)copyObject(rule_qual); |
63 | | -info->nothing= FALSE; |
64 | | -info->action=info->rule_action->commandType; |
65 | 62 | if (info->rule_action==NULL)info->nothing= TRUE; |
66 | | -if (info->nothing) |
67 | | -returninfo; |
68 | | - |
69 | | -info->current_varno=rt_index; |
70 | | -info->rt=parsetree->rtable; |
71 | | -rt_length=length(info->rt); |
72 | | -info->rt=append(info->rt,info->rule_action->rtable); |
73 | | - |
74 | | - |
75 | | -info->new_varno=PRS2_NEW_VARNO+rt_length; |
76 | | -OffsetVarNodes(info->rule_action->qual,rt_length); |
77 | | -OffsetVarNodes((Node*)info->rule_action->targetList,rt_length); |
78 | | -OffsetVarNodes(info->rule_qual,rt_length); |
79 | | -ChangeVarNodes((Node*)info->rule_action->qual, |
80 | | -PRS2_CURRENT_VARNO+rt_length,rt_index); |
81 | | -ChangeVarNodes((Node*)info->rule_action->targetList, |
82 | | -PRS2_CURRENT_VARNO+rt_length,rt_index); |
83 | | -ChangeVarNodes(info->rule_qual,PRS2_CURRENT_VARNO+rt_length,rt_index); |
84 | | - |
85 | | -/* |
86 | | - * bug here about replace CURRENT -- sort of |
87 | | - * replace current is deprecated now so this code shouldn't really |
88 | | - * need to be so clutzy but..... |
89 | | - */ |
90 | | -if (info->action!=CMD_SELECT) {/* i.e update XXXXX */ |
91 | | -intnew_result_reln=0; |
92 | | -result_reln=info->rule_action->resultRelation; |
93 | | -switch (result_reln) { |
94 | | -casePRS2_CURRENT_VARNO:new_result_reln=rt_index; |
95 | | -break; |
96 | | -casePRS2_NEW_VARNO:/* XXX */ |
97 | | -default: |
98 | | -new_result_reln=result_reln+rt_length; |
99 | | -break; |
100 | | -} |
101 | | -info->rule_action->resultRelation=new_result_reln; |
| 63 | +else { |
| 64 | +info->nothing= FALSE; |
| 65 | +info->action=info->rule_action->commandType; |
| 66 | +info->current_varno=rt_index; |
| 67 | +info->rt=parsetree->rtable; |
| 68 | +rt_length=length(info->rt); |
| 69 | +info->rt=append(info->rt,info->rule_action->rtable); |
| 70 | + |
| 71 | +info->new_varno=PRS2_NEW_VARNO+rt_length; |
| 72 | +OffsetVarNodes(info->rule_action->qual,rt_length); |
| 73 | +OffsetVarNodes((Node*)info->rule_action->targetList,rt_length); |
| 74 | +OffsetVarNodes(info->rule_qual,rt_length); |
| 75 | +ChangeVarNodes((Node*)info->rule_action->qual, |
| 76 | +PRS2_CURRENT_VARNO+rt_length,rt_index); |
| 77 | +ChangeVarNodes((Node*)info->rule_action->targetList, |
| 78 | +PRS2_CURRENT_VARNO+rt_length,rt_index); |
| 79 | +ChangeVarNodes(info->rule_qual, |
| 80 | +PRS2_CURRENT_VARNO+rt_length,rt_index); |
| 81 | + |
| 82 | +/* |
| 83 | + * bug here about replace CURRENT -- sort of |
| 84 | + * replace current is deprecated now so this code shouldn't really |
| 85 | + * need to be so clutzy but..... |
| 86 | + */ |
| 87 | +if (info->action!=CMD_SELECT) {/* i.e update XXXXX */ |
| 88 | +intnew_result_reln=0; |
| 89 | +result_reln=info->rule_action->resultRelation; |
| 90 | +switch (result_reln) { |
| 91 | +casePRS2_CURRENT_VARNO:new_result_reln=rt_index; |
| 92 | +break; |
| 93 | +casePRS2_NEW_VARNO:/* XXX */ |
| 94 | +default: |
| 95 | +new_result_reln=result_reln+rt_length; |
| 96 | +break; |
| 97 | + } |
| 98 | +info->rule_action->resultRelation=new_result_reln; |
| 99 | + } |
102 | 100 | } |
103 | | - |
104 | 101 | returninfo; |
105 | 102 | } |
106 | 103 |
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