Tom Lane 70fba70430 Upgrade cost estimation for joins, per discussion with Bradley Baetz. ...

Try to model the effect of rescanning input tuples in mergejoins;
account for JOIN_IN short-circuiting where appropriate.  Also, recognize
that mergejoin and hashjoin clauses may now be more than single operator
calls, so we have to charge appropriate execution costs.

2003-01-27 20:51:54 +00:00

..

clauses.h

Fix parse_agg.c to detect ungrouped Vars in sub-SELECTs; remove code

2003-01-17 03:25:04 +00:00

cost.h

Upgrade cost estimation for joins, per discussion with Bradley Baetz.

2003-01-27 20:51:54 +00:00

geqo_copy.h

Update copyright to 2002.

2002-06-20 20:29:54 +00:00

geqo_gene.h

Update copyright to 2002.

2002-06-20 20:29:54 +00:00

geqo_misc.h

First phase of implementing hash-based grouping/aggregation. An AGG plan

2002-11-06 00:00:45 +00:00

geqo_mutation.h

Update copyright to 2002.

2002-06-20 20:29:54 +00:00

geqo_pool.h

Update copyright to 2002.

2002-06-20 20:29:54 +00:00

geqo_random.h

Update copyright to 2002.

2002-06-20 20:29:54 +00:00

geqo_recombination.h

Update copyright to 2002.

2002-06-20 20:29:54 +00:00

geqo_selection.h

Update copyright to 2002.

2002-06-20 20:29:54 +00:00

geqo.h

Fix GEQO to work again in CVS tip, by being more careful about memory

2002-12-16 21:30:30 +00:00

joininfo.h

Modify planner's implied-equality-deduction code so that when a set

2003-01-24 03:58:44 +00:00

pathnode.h

IN clauses appearing at top level of WHERE can now be handled as joins.

2003-01-20 18:55:07 +00:00

paths.h

Allow the planner to collapse explicit inner JOINs together, rather than

2003-01-25 23:10:30 +00:00

plancat.h

Update copyright to 2002.

2002-06-20 20:29:54 +00:00

planmain.h

Modify planner's implied-equality-deduction code so that when a set

2003-01-24 03:58:44 +00:00

planner.h

IN clauses appearing at top level of WHERE can now be handled as joins.

2003-01-20 18:55:07 +00:00

prep.h

Allow the planner to collapse explicit inner JOINs together, rather than

2003-01-25 23:10:30 +00:00

restrictinfo.h

Restructure planning of nestloop inner indexscans so that the set of usable

2002-11-24 21:52:15 +00:00

subselect.h

IN clauses appearing at top level of WHERE can now be handled as joins.

2003-01-20 18:55:07 +00:00

tlist.h

IN clauses appearing at top level of WHERE can now be handled as joins.

2003-01-20 18:55:07 +00:00

var.h

IN clauses appearing at top level of WHERE can now be handled as joins.

2003-01-20 18:55:07 +00:00