Bruce Momjian br...@momjian.us writes:
Tom Lane wrote:
Bruce Momjian br...@momjian.us writes:
+ Exclusion constraints ensure that if any two rows are compared on
+ the specified columns or expressions using the specified operators,
+ at least one of these operator comparisons will
Tom Lane wrote:
Bruce Momjian br...@momjian.us writes:
Tom Lane wrote:
Bruce Momjian br...@momjian.us writes:
+ Exclusion constraints ensure that if any two rows are compared on
+ the specified columns or expressions using the specified operators,
+ at least one of these
Tom Lane wrote:
Bruce Momjian br...@momjian.us writes:
+ Exclusion constraints ensure that if any two rows are compared on
+ the specified columns or expressions using the specified operators,
+ at least one of these operator comparisons will be false. The syntax
is:
Isn't
Bruce Momjian br...@momjian.us writes:
+ Exclusion constraints ensure that if any two rows are compared on
+ the specified columns or expressions using the specified operators,
+ at least one of these operator comparisons will be false. The syntax is:
Isn't that phrasing outright
Robert Haas robertmh...@gmail.com wrote:
* (seq_page_cost/(random_page_cost))
* EXCLUDE constraints has no tags to be linked.
* EXCLUDE constraints is not indexed from the Index page.
CREATE TABLE ... CONSTRAINT ... EXCLUDE rather than CREATE TABLE
CONSTRAINT ... EXCLUDE.
Here is a
On 31 March 2010 07:56, Takahiro Itagaki itagaki.takah...@oss.ntt.co.jp wrote:
Robert Haas robertmh...@gmail.com wrote:
* (seq_page_cost/(random_page_cost))
* EXCLUDE constraints has no tags to be linked.
* EXCLUDE constraints is not indexed from the Index page.
CREATE TABLE ...
On Wed, Mar 31, 2010 at 2:56 AM, Takahiro Itagaki
itagaki.takah...@oss.ntt.co.jp wrote:
Robert Haas robertmh...@gmail.com wrote:
* (seq_page_cost/(random_page_cost))
* EXCLUDE constraints has no tags to be linked.
* EXCLUDE constraints is not indexed from the Index page.
CREATE TABLE
Robert Haas robertmh...@gmail.com wrote:
This says:
Exclusion constraints ensure that that if any two rows are
compared on the specified column(s) or expression(s) using the
specified operator(s), not all of these comparisons will return
literalTRUE/.
I think that's backwards - the
On Wed, Mar 31, 2010 at 1:07 PM, Kevin Grittner
kevin.gritt...@wicourts.gov wrote:
Robert Haas robertmh...@gmail.com wrote:
This says:
Exclusion constraints ensure that that if any two rows are
compared on the specified column(s) or expression(s) using the
specified operator(s), not all of
Takahiro Itagaki wrote:
Robert Haas robertmh...@gmail.com wrote:
* (seq_page_cost/(random_page_cost))
* EXCLUDE constraints has no tags to be linked.
* EXCLUDE constraints is not indexed from the Index page.
CREATE TABLE ... CONSTRAINT ... EXCLUDE rather than CREATE TABLE
Takahiro Itagaki wrote:
Robert Haas robertmh...@gmail.com wrote:
* (seq_page_cost/(random_page_cost))
* EXCLUDE constraints has no tags to be linked.
* EXCLUDE constraints is not indexed from the Index page.
CREATE TABLE ... CONSTRAINT ... EXCLUDE rather than CREATE TABLE
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