<div dir="ltr">Zope used the related Python-DB API compatible driver with some integration and boilerplate code in order to integrate the <div style>Zope transaction mechanism with the transaction mechanism of the database (rollback vs. commit). There are additional (optional)</div>
<div style>integration layers working on top of SQLAlchemy like my ZSQLAlchemyDA.</div><div style><br></div><div style>-aj</div></div><div class="gmail_extra"><br><br><div class="gmail_quote">2013/4/12 posgrado <span dir="ltr"><<a href="mailto:posgrado@correo.chapingo.mx" target="_blank">posgrado@correo.chapingo.mx</a>></span><br>
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<p><font face="Arial" size="3">Hi,</font></p>
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<p><font face="Arial" size="3">Could you answer me some questions please?</font></p>
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<p class="MsoNormal"><span lang="EN-US" style="font-size:12.0pt;line-height:115%;font-family:"Arial","sans-serif"">I undestand that Zope woks with ZODB and if required also works with a relational database, both are connected by Zope
core, I would like to know how Zope core works and how these database work, do they use an <span style="background-repeat:initial initial">Object-Relational mapping and what is it? Also I would
like to know how query work to database.</span><u></u><u></u></span></p>
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<div><span style="font-family:Arial,sans-serif"><font size="3">Sincerely yours</font></span></div>
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