diff options
| author | Tom Lane <tgl@sss.pgh.pa.us> | 2003-02-08 20:20:55 +0000 |
|---|---|---|
| committer | Tom Lane <tgl@sss.pgh.pa.us> | 2003-02-08 20:20:55 +0000 |
| commit | c15a4c2aef3ca78a530778b735d43aa04d103ea6 (patch) | |
| tree | 3106de03d9476a891c6e85cbf5dd477c8661f087 /doc/src | |
| parent | 893678eda7de9db57beccfd2755836c1bea39112 (diff) | |
Replace planner's representation of relation sets, per pghackers discussion.
Instead of Lists of integers, we now store variable-length bitmap sets.
This should be faster as well as less error-prone.
Diffstat (limited to 'doc/src')
| -rw-r--r-- | doc/src/sgml/indexcost.sgml | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/doc/src/sgml/indexcost.sgml b/doc/src/sgml/indexcost.sgml index 6c8c940c100..09eb5234d9f 100644 --- a/doc/src/sgml/indexcost.sgml +++ b/doc/src/sgml/indexcost.sgml @@ -1,5 +1,5 @@ <!-- -$Header: /cvsroot/pgsql/doc/src/sgml/Attic/indexcost.sgml,v 2.15 2003/01/28 22:13:24 tgl Exp $ +$Header: /cvsroot/pgsql/doc/src/sgml/Attic/indexcost.sgml,v 2.16 2003/02/08 20:20:53 tgl Exp $ --> <chapter id="indexcost"> @@ -205,8 +205,7 @@ amcostestimate (Query *root, <programlisting> *indexSelectivity = clauselist_selectivity(root, indexQuals, - lfirsti(rel->relids), - JOIN_INNER); + rel->relid, JOIN_INNER); </programlisting> </para> </step> |