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Update flow chart.

This commit is contained in:
Bruce Momjian 1998-08-04 00:42:14 +00:00
parent 439a2af0bc
commit c8b42a6151
6 changed files with 93 additions and 101 deletions
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8
src/backend/optimizer/path/allpaths.c
View File

@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/optimizer/path/allpaths.c,v 1.17 1998/07/18 04:22:29 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/optimizer/path/allpaths.c,v 1.18 1998/08/04 00:42:07 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -105,7 +105,6 @@ static void
find_rel_paths(Query *root, List *rels)
{
List *temp;
RelOptInfo *rel;
List *lastpath;
foreach(temp, rels)
@ -113,8 +112,8 @@ find_rel_paths(Query *root, List *rels)
List *sequential_scan_list;
List *rel_index_scan_list;
List *or_index_scan_list;
RelOptInfo *rel = (RelOptInfo *) lfirst(temp);
rel = (RelOptInfo *) lfirst(temp);
sequential_scan_list = lcons(create_seqscan_path(rel),
NIL);
@ -125,8 +124,7 @@ find_rel_paths(Query *root, List *rels)
rel->clauseinfo,
rel->joininfo);
or_index_scan_list =
create_or_index_paths(root, rel, rel->clauseinfo);
or_index_scan_list = create_or_index_paths(root, rel, rel->clauseinfo);
rel->pathlist = add_pathlist(rel,
sequential_scan_list,

5
src/backend/optimizer/path/indxpath.c
View File

@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/optimizer/path/indxpath.c,v 1.23 1998/08/03 05:49:19 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/optimizer/path/indxpath.c,v 1.24 1998/08/04 00:42:08 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -1291,8 +1291,7 @@ create_index_paths(Query *root,
if (!join || temp)
{ /* restriction, ordering scan */
temp_path = create_index_path(root, rel, index, clausegroup, join);
temp_node =
lcons(temp_path, NIL);
temp_node = lcons(temp_path, NIL);
ip_list = nconc(ip_list, temp_node);
}
}

5
src/backend/optimizer/path/mergeutils.c
View File

@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/optimizer/path/Attic/mergeutils.c,v 1.5 1998/02/26 04:32:41 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/optimizer/path/Attic/mergeutils.c,v 1.6 1998/08/04 00:42:09 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -61,8 +61,7 @@ group_clauses_by_order(List *clauseinfo_list,
p_ordering.ordtype = MERGE_ORDER;
p_ordering.ord.merge = merge_ordering;
xmergeinfo =
match_order_mergeinfo(&p_ordering, mergeinfo_list);
xmergeinfo = match_order_mergeinfo(&p_ordering, mergeinfo_list);
if (inner_relid == leftop->varno)
{
keys = makeNode(JoinKey);

139
src/tools/backend/flow.fig
View File

@ -3,134 +3,129 @@ Landscape
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4 1 -1 0 0 0 18 0.0000 4 255 840 4725 11175 Catalog\001
4 1 -1 0 0 28 18 0.0000 4 195 2100 3135 12405 Access Methods\001
4 1 7 0 0 28 18 0.0000 4 195 1980 2535 7230 Generate Paths\001
4 1 7 0 0 28 18 0.0000 4 195 1485 6450 6030 Commands\001
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4 1 -1 0 0 28 18 0.0000 4 195 1470 2535 1965 Postmaster\001
4 1 -1 0 0 28 18 0.0000 4 240 1110 6435 3150 Postgres\001
4 1 -1 0 0 28 18 0.0000 4 240 1110 2550 3165 Postgres\001
4 1 7 0 0 28 18 0.0000 4 195 1275 2565 6945 Rewrite &\001
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4 1 7 0 0 28 18 0.0000 4 195 825 2535 4650 Parser\001
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37
src/tools/backend/index.html
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@ -13,32 +13,33 @@ by Bruce Momjian
<CENTER>
<BR>
<BR>
<IMG src="flow.jpg" usemap="#flowmap" alt="flowchart">
<IMG src="flow.jpg" usemap="#flowmap" alt="flowchart" border=0>
</CENTER>
<MAP name="flowmap">
<AREA COORDS="80,130,240,170" HREF="backend_dirs.html#main">
<AREA COORDS="80,210,240,250" HREF="backend_dirs.html#postmaster">
<AREA COORDS="340,170,500,210" HREF="backend_dirs.html#libpq">
<AREA COORDS="80,290,240,330" HREF="backend_dirs.html#tcop">
<AREA COORDS="340,290,500,330" HREF="backend_dirs.html#tcop">
<AREA COORDS="80,390,240,430" HREF="backend_dirs.html#parser">
<AREA COORDS="80,470,240,510" HREF="backend_dirs.html#tcop">
<AREA COORDS="80,550,240,590" HREF="backend_dirs.html#optimizer">
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<AREA COORDS="80,710,240,750" HREF="backend_dirs.html#executor">
<AREA COORDS="340,470,500,510" HREF="backend_dirs.html#commands">
<AREA COORDS="10,820,170,870" HREF="backend_dirs.html#utils">
<AREA COORDS="220,820,380,860" HREF="backend_dirs.html#catalog">
<AREA COORDS="430,820,600,870" HREF="backend_dirs.html#storage">
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<AREA COORDS="340,900,500,950" HREF="backend_dirs.html#nodes">
<AREA COORDS="20,990,180,1030" HREF="backend_dirs.html#bootstrap">
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<AREA COORDS="340,50,500,90" HREF="backend_dirs.html#libpq">
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<AREA COORDS="340,780,500,830" HREF="backend_dirs.html#nodes">
<AREA COORDS="20,870,180,910" HREF="backend_dirs.html#bootstrap">
</MAP>
<CENTER><EM>
Click on an item to see more detail or look at the full
<A HREF="backend_dirs.html">index.</A>
</EM></CENTER>
<BR>
<BR>
<P>