talk] Help with a Query/Performance
I missed to do the obvious next step. The following query is evaluated
in a few milliseconds:
declare variable $OFFSET1 := 3;
declare variable $OFFSET2 := 2;
let $container := db:open('tr-test')/Container
let $message := $container/*:MessageA[$OFFSET1]
I missed to do the obvious next step. The following query is evaluated
in a few milliseconds:
declare variable $OFFSET1 := 3;
declare variable $OFFSET2 := 2;
let $container := db:open('tr-test')/Container
let $message := $container/*:MessageA[$OFFSET1]
let $detail :=
Dear Tom,
If you have large elements, it will usually be faster to create new
elements. Here’s one way to do it:
let $offset1 := 3
let $offset2 := 2
let $container := db:open('tr-test')/Container
return element Container {
(: add meta data elements :)
be an alternative, if there is something that stops you from
reconstructing.
Daniel
Von: Tom Rauchenwald (UNIFITS)
Gesendet: Montag, 20. Januar 2020 10:01
An: basex-talk@mailman.uni-konstanz.de
Betreff: [basex-talk] Help with a Query/Performance
Hi list,
I'm struggling with a query.
We have
Hi list,
I'm struggling with a query.
We have XML documents with a structure similar to this:
FOO
FOO
FOO
FOO
FOO
FOO
FOO
FOO
FOO
FOO
FOO
FOO
FOO
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