But it's obvious that you must map the data retrieved by the SQL-queries
into tags. Is it really useful to have an intermediate step like the mentioned
Torque? Aren't the tags only another data representation?
Joerg
> Hello,
>
> in my current project I am using xsp and esql logicsheet for db
> retrivieval
> and tag generation only.
> Although I know that this is good for developing (no extra compilation) I
> am
> not very happy with it.
>
> What I don't like is:
> -------------------
> - many SQL statement (complex tag structure) mixed cionfusingly with the
> actual document elements
> - the low readability of the code, also hard to debug...
> - no "cocoon-like" separtion of concerns (mix SQL-logic with tags)
> - the feeling that it is not the most performant way of doing this
>
> What I would like better (but don't excately know how):
> -------------------------------------------------------
> - put all SQL that is needed for generating on specific page into another
> "thing" (beans?) that has no tags
> - make my xsp shorter, more readable
> - have the good balance of performance, easy debugging, extensibility and
> the typical "cocoon separation of concerns"
>
> Here is a short but typical code snippet:
> ---------------------------------------
> <ROOT>
> <esql:connection>
> <esql:pool>mysql_pool</esql:pool>
>
> <esql:execute-query>
> <esql:query>
> *COMPLEX QUERY, SOMETIMES 5 <esql:query> PER XSP *
> </esql:query>
>
> <esql:results>
> <esql:row-results>
> <ARTICLE>
> <xsp:attribute name="ID"><esql:get-int
> column="5"/></xsp:attribute>
> <xsp:attribute name="MAIN"><esql:get-string
> column="7"/></xsp:attribute>
> <xsp:attribute name="SUB"><esql:get-string
> column="8"/></xsp:attribute>
> <xsp:attribute name="PDFPRINT"><esql:get-int
> column="9"/></xsp:attribute>
>
> <!-- Attribute evtl. NULL bei Direktanzeige
> -->
> <xsp:logic>
> if(!<esql:is-null column="3"/>) {
> <HEADER><esql:get-string
> column="1"/></HEADER>
> }
>
> </xsp:logic>
>
> <esql:get-xml column="2"/>
>
> <DATE><esql:get-string column="11"/></DATE>
> <AUTHOR><esql:get-string
> column="12"/></AUTHOR>
> </ARTICLE>
> </esql:row-results>
> </esql:results>
> <esql:no-results></esql:no-results>
> <esql:error-results></esql:error-results>
> </esql:execute-query>
> </esql:connection>
> </ROOT>
>
> </xsp:page>
>
>
> Should I better use own generators or beans? What are your experiences?
>
> Robert
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