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Tid access method feature from Hiroshi Inoue, Inoue@tpf.co.jp

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This commit is contained in:
Bruce Momjian
1999-11-23 20:07:06 +00:00
parent 54ffd4677a
commit 6f9ff92cc0
28 changed files with 1396 additions and 32 deletions
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19
src/backend/commands/explain.c
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@ -4,7 +4,7 @@
*
* Copyright (c) 1994-5, Regents of the University of California
*
* $Id: explain.c,v 1.49 1999/11/07 23:08:02 momjian Exp $
* $Id: explain.c,v 1.50 1999/11/23 20:06:48 momjian Exp $
*
*/
@ -196,6 +196,9 @@ explain_outNode(StringInfo str, Plan *plan, int indent, ExplainState *es)
case T_Hash:
pname = "Hash";
break;
case T_TidScan:
pname = "Tid Scan";
break;
default:
pname = "???";
break;
@ -234,6 +237,20 @@ explain_outNode(StringInfo str, Plan *plan, int indent, ExplainState *es)
appendStringInfo(str, stringStringInfo(rte->refname));
}
break;
case T_TidScan:
if (((TidScan *) plan)->scan.scanrelid > 0)
{
RangeTblEntry *rte = nth(((TidScan *) plan)->scan.scanrelid - 1, es->rtable);
appendStringInfo(str, " on ");
if (strcmp(rte->refname, rte->relname) != 0)
{
appendStringInfo(str, "%s ",
stringStringInfo(rte->relname));
}
appendStringInfo(str, stringStringInfo(rte->refname));
}
break;
default:
break;
}