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Change SeqScan node to contain Scan node

This makes the structure of all Scan-derived nodes the same,
independent of whether they have additional fields.

Discussion: https://www.postgresql.org/message-id/flat/c1097590-a6a4-486a-64b1-e1f9cc0533ce@enterprisedb.com
This commit is contained in:
Peter Eisentraut
2021-08-08 16:55:51 +02:00
parent 00116dee5a
commit 2226b4189b
5 changed files with 15 additions and 12 deletions

View File

@@ -2855,7 +2855,7 @@ create_seqscan_plan(PlannerInfo *root, Path *best_path,
scan_clauses,
scan_relid);
copy_generic_path_info(&scan_plan->plan, best_path);
copy_generic_path_info(&scan_plan->scan.plan, best_path);
return scan_plan;
}
@@ -5369,13 +5369,13 @@ make_seqscan(List *qptlist,
Index scanrelid)
{
SeqScan *node = makeNode(SeqScan);
Plan *plan = &node->plan;
Plan *plan = &node->scan.plan;
plan->targetlist = qptlist;
plan->qual = qpqual;
plan->lefttree = NULL;
plan->righttree = NULL;
node->scanrelid = scanrelid;
node->scan.scanrelid = scanrelid;
return node;
}

View File

@@ -516,12 +516,12 @@ set_plan_refs(PlannerInfo *root, Plan *plan, int rtoffset)
{
SeqScan *splan = (SeqScan *) plan;
splan->scanrelid += rtoffset;
splan->plan.targetlist =
fix_scan_list(root, splan->plan.targetlist,
splan->scan.scanrelid += rtoffset;
splan->scan.plan.targetlist =
fix_scan_list(root, splan->scan.plan.targetlist,
rtoffset, NUM_EXEC_TLIST(plan));
splan->plan.qual =
fix_scan_list(root, splan->plan.qual,
splan->scan.plan.qual =
fix_scan_list(root, splan->scan.plan.qual,
rtoffset, NUM_EXEC_QUAL(plan));
}
break;