From 1fe2b77d018ec169ae9bf711e17ded5367614829 Mon Sep 17 00:00:00 2001 From: Bruce Momjian Date: Tue, 10 Oct 2000 04:42:43 +0000 Subject: [PATCH] Add spaces to manual page. --- doc/src/sgml/ref/create_operator.sgml | 18 +++++++++--------- 1 file changed, 9 insertions(+), 9 deletions(-) diff --git a/doc/src/sgml/ref/create_operator.sgml b/doc/src/sgml/ref/create_operator.sgml index d459c70da4..bb963c833c 100644 --- a/doc/src/sgml/ref/create_operator.sgml +++ b/doc/src/sgml/ref/create_operator.sgml @@ -1,5 +1,5 @@ @@ -248,13 +248,13 @@ CREATE Hence, the query optimizer could freely convert: -box '((0,0),(1,1))' >>> MYBOXES.description +box '((0,0), (1,1))' >>> MYBOXES.description to -MYBOXES.description <<< box '((0,0),(1,1))' +MYBOXES.description <<< box '((0,0), (1,1))' @@ -269,11 +269,11 @@ MYBOXES.description <<< box '((0,0),(1,1))' equal, !==. The negator link allows the query optimizer to simplify -NOT MYBOXES.description === box '((0,0),(1,1))' +NOT MYBOXES.description === box '((0,0), (1,1))' to -MYBOXES.description !== box '((0,0),(1,1))' +MYBOXES.description !== box '((0,0), (1,1))' @@ -331,7 +331,7 @@ MYBOXES.description !== box '((0,0),(1,1))' The RESTRICT and JOIN options assist the query optimizer in estimating result sizes. If a clause of the form: -MYBOXES.description <<< box '((0,0),(1,1))' +MYBOXES.description <<< box '((0,0), (1,1))' is present in the qualification, then Postgres may have to @@ -342,7 +342,7 @@ MYBOXES.description <<< box '((0,0),(1,1))' CREATE FUNCTION) which accepts arguments of the correct data types and returns a floating point number. The query optimizer simply calls this function, passing the - parameter ((0,0),(1,1)) and multiplies the result by the relation + parameter ((0,0), (1,1)) and multiplies the result by the relation size to get the expected number of instances. @@ -356,11 +356,11 @@ MYBOXES.description <<< box '((0,0),(1,1))' The difference between the function -my_procedure_1 (MYBOXES.description, box '((0,0),(1,1))') +my_procedure_1 (MYBOXES.description, box '((0,0), (1,1))') and the operator -MYBOXES.description === box '((0,0),(1,1))' +MYBOXES.description === box '((0,0), (1,1))' is that Postgres attempts to optimize operators and can