diff options
Diffstat (limited to 'src/backend/commands/explain.c')
| -rw-r--r-- | src/backend/commands/explain.c | 32 |
1 files changed, 28 insertions, 4 deletions
diff --git a/src/backend/commands/explain.c b/src/backend/commands/explain.c index 2a38a349d60..64dc164a0d5 100644 --- a/src/backend/commands/explain.c +++ b/src/backend/commands/explain.c @@ -5,7 +5,7 @@ * Portions Copyright (c) 1996-2000, PostgreSQL, Inc * Portions Copyright (c) 1994-5, Regents of the University of California * - * $Header: /cvsroot/pgsql/src/backend/commands/explain.c,v 1.54 2000/02/15 20:49:08 tgl Exp $ + * $Header: /cvsroot/pgsql/src/backend/commands/explain.c,v 1.55 2000/03/14 23:06:12 thomas Exp $ * */ @@ -232,9 +232,33 @@ explain_outNode(StringInfo str, Plan *plan, int indent, ExplainState *es) appendStringInfo(str, " on %s", stringStringInfo(rte->relname)); - if (rte->ref && strcmp(rte->ref->relname, rte->relname) != 0) - appendStringInfo(str, " %s", - stringStringInfo(rte->ref->relname)); + if (rte->ref != NULL) + { + if ((strcmp(rte->ref->relname, rte->relname) != 0) + || (length(rte->ref->attrs) > 0)) + { + appendStringInfo(str, " %s", + stringStringInfo(rte->ref->relname)); + + if (length(rte->ref->attrs) > 0) + { + List *c; + int firstEntry = true; + + appendStringInfo(str, " ("); + foreach (c, rte->ref->attrs) + { + if (! firstEntry) + { + appendStringInfo(str, ", "); + firstEntry = false; + } + appendStringInfo(str, "%s", strVal(lfirst(c))); + } + appendStringInfo(str, ")"); + } + } + } } break; default: |