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Change 'merge sort join', a phrase we use nowhere else, to the more
author
Tom Lane
Wed, 12 Dec 2007 06:23:27 +0000
(06:23 +0000)
committer
Tom Lane
Wed, 12 Dec 2007 06:23:27 +0000
(06:23 +0000)
usual 'merge join'.
doc/src/sgml/arch-dev.sgml
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diff --git
a/doc/src/sgml/arch-dev.sgml
b/doc/src/sgml/arch-dev.sgml
index 7ee1ba357f09ffc47930393de5b2fe76c27dc4c2..84575ea52e75096d867ab868b349386a90ed2752 100644
(file)
--- a/
doc/src/sgml/arch-dev.sgml
+++ b/
doc/src/sgml/arch-dev.sgml
@@
-1,4
+1,4
@@
-
+
Overview of PostgreSQL Internals
@@
-407,7
+407,7
@@
-
merge
sort
join
: Each relation is sorted on the join
+
merge join
: Each relation is sorted on the join
attributes before the join starts. Then the two relations are
scanned in parallel, and matching rows are combined to form
join rows. This kind of join is more