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| 1 | <FILENAME·filename="index.html"><html><head><title>Manuale·di·Kexi</title><link·rel="stylesheet"·type="text/css"·href="help:/common/kde-default.css"><link·rel="stylesheet"·type="text/css"·href="help:/common/kde-docs.css"><link·rel="stylesheet"·type="text/css"·href="help:/common/kde-localised.css"><meta·name="generator"·content="DocBook·XSL·Stylesheets·V1.76.1"><meta·name="description"·content="Kexi·è·un'applicazione·per·la·creazione·di·banche·dati·e·la·gestione·di·dati·della·suite·di·produttività·Calligra."><meta·name="keywords"·content="KDE,·Calligra,·Kexi,·banca·dati"><link·rel="home"·href="index.html"·title="Manuale·di·Kexi"><link·rel="next"·href="introduction.html"·title="Capitolo 1. Introduzione"><meta·http-equiv="Content-Type"·content="text/html;·charset=utf-8"><meta·name="GENERATOR"·content="KDE·XSL·Stylesheet·V1.14·using·libxslt"></head><body·bgcolor="white"·text="black"·link="#0000FF"·vlink="#840084"·alink="#0000FF"><div·id="content"><div·id="header"><div·id="header_content"><div·id="header_left"><di·✂ | 1 | <FILENAME·filename="index.html"><html><head><title>Manuale·di·Kexi</title><link·rel="stylesheet"·type="text/css"·href="help:/common/kde-default.css"><link·rel="stylesheet"·type="text/css"·href="help:/common/kde-docs.css"><link·rel="stylesheet"·type="text/css"·href="help:/common/kde-localised.css"><meta·name="generator"·content="DocBook·XSL·Stylesheets·V1.76.1"><meta·name="description"·content="Kexi·è·un'applicazione·per·la·creazione·di·banche·dati·e·la·gestione·di·dati·della·suite·di·produttività·Calligra."><meta·name="keywords"·content="KDE,·Calligra,·Kexi,·banca·dati"><link·rel="home"·href="index.html"·title="Manuale·di·Kexi"><link·rel="next"·href="introduction.html"·title="Capitolo 1. Introduzione"><meta·http-equiv="Content-Type"·content="text/html;·charset=utf-8"><meta·name="GENERATOR"·content="KDE·XSL·Stylesheet·V1.14·using·libxslt"></head><body·bgcolor="white"·text="black"·link="#0000FF"·vlink="#840084"·alink="#0000FF"><div·id="content"><div·id="header"><div·id="header_content"><div·id="header_left"><di·✂ |
| 2 | </p></div></div><div·id="footer"><div·class="navCenter"><table·class="navigation"><tr><td·class="prevCell"><a·accesskey="p"·href="index.html">Indietro</a></td><td·class="upCell"><a·accesskey="h"·href="index.html">Partenza</a></td><td·class="nextCell"><a·accesskey="n"·href="kexi-basics.html">Avanti</a></td></tr><tr><td·class="prevCell">Manuale·di·<span·class="application">Kexi</span> </td><td·class="upCell"> </td><td·class="nextCell"> Informazioni·di·base·su·Kexi</td></tr></table></div><div·id="footer_text">Vuoi·mandare·un·commento·o·contribuire·all'aggiornamento·di·questa·pagina?<br>Invia·le·tue·segnalazioni·alla·<a·href="mailto:kde-doc-english@kde.org"·class="footer_email">Squadra·di·documentazione·di·KDE</a></div></div></div></body></html></FILENAME><FILENAME·filename="kexi-basics.html"><html><head><title>Capitolo 2. Informazioni·di·base·su·Kexi</title><link·rel="stylesheet"·type="text/css"·href="help:/common/kde-default.css"><link·rel="stylesheet"·type="text/css"·href="help:/common/kde-docs.css"><link·rel=·✂ | 2 | </p></div></div><div·id="footer"><div·class="navCenter"><table·class="navigation"><tr><td·class="prevCell"><a·accesskey="p"·href="index.html">Indietro</a></td><td·class="upCell"><a·accesskey="h"·href="index.html">Partenza</a></td><td·class="nextCell"><a·accesskey="n"·href="kexi-basics.html">Avanti</a></td></tr><tr><td·class="prevCell">Manuale·di·<span·class="application">Kexi</span> </td><td·class="upCell"> </td><td·class="nextCell"> Informazioni·di·base·su·Kexi</td></tr></table></div><div·id="footer_text">Vuoi·mandare·un·commento·o·contribuire·all'aggiornamento·di·questa·pagina?<br>Invia·le·tue·segnalazioni·alla·<a·href="mailto:kde-doc-english@kde.org"·class="footer_email">Squadra·di·documentazione·di·KDE</a></div></div></div></body></html></FILENAME><FILENAME·filename="kexi-basics.html"><html><head><title>Capitolo 2. Informazioni·di·base·su·Kexi</title><link·rel="stylesheet"·type="text/css"·href="help:/common/kde-default.css"><link·rel="stylesheet"·type="text/css"·href="help:/common/kde-docs.css"><link·rel=·✂ |
| 3 | </p></li><li·class="listitem"><p><a·class="link"·href="opening-an-existing-kexi-database-file.html"·title="Aprire·un·file·banca·dati·di·Kexi·esistente">Aprire·un·file·banca·dati·di·Kexi·esistente</a> </p><div·class="itemizedlist"><ul·class="itemizedlist"·type="circle"><li·class="listitem"><p><a·class="link"·href="opening-an-existing-kexi-database-file.html#opening-a-database-file-in-the-open-existing-project-dialog"·title="Aprire·un·file·banca·dati·dalla·finestra·di·dialogo·Apri·progetto">Aprire·un·file·banca·dati·dalla·finestra·di·dialogo·Apri·progetto·esistente</a> </p></li><li·class="listitem"><p><a·class="link"·href="opening-an-existing-kexi-database-file.html#opening-an-existing-kexi-database-file-by-clicking-on--kexi-files-icon"·title="Aprire·un·file·di·banca·dati·di·Kexi·esistente·facendo·clic·sull'icona·di·un·file·.kexi">Apertura·di·un·file·di·banca·dati·di·Kexi·esistente·facendo·clic·sull'icona·di·un·file·.kexi</a> </p></li></ul></div><p> | 3 | </p></li><li·class="listitem"><p><a·class="link"·href="opening-an-existing-kexi-database-file.html"·title="Aprire·un·file·banca·dati·di·Kexi·esistente">Aprire·un·file·banca·dati·di·Kexi·esistente</a> </p><div·class="itemizedlist"><ul·class="itemizedlist"·type="circle"><li·class="listitem"><p><a·class="link"·href="opening-an-existing-kexi-database-file.html#opening-a-database-file-in-the-open-existing-project-dialog"·title="Aprire·un·file·banca·dati·dalla·finestra·di·dialogo·Apri·progetto">Aprire·un·file·banca·dati·dalla·finestra·di·dialogo·Apri·progetto·esistente</a> </p></li><li·class="listitem"><p><a·class="link"·href="opening-an-existing-kexi-database-file.html#opening-an-existing-kexi-database-file-by-clicking-on--kexi-files-icon"·title="Aprire·un·file·di·banca·dati·di·Kexi·esistente·facendo·clic·sull'icona·di·un·file·.kexi">Apertura·di·un·file·di·banca·dati·di·Kexi·esistente·facendo·clic·sull'icona·di·un·file·.kexi</a> </p></li></ul></div><p> |
| 4 | </p></li><li·class="listitem"><p><a·class="link"·href="using-built-in-help.html"·title="Usare·l'aiuto·integrato">Usare·l'aiuto·integrato</a> </p></li></ul></div><div·class="sect1"><div·class="titlepage"><div><div><h2·class="title"·style="clear:·both"><a·name="kexi-databases"></a>Banche·dati·di·Kexi</h2></div></div></div><p>Molte·applicazioni,·come·<span·class="trademark">OpenOffice.org</span>®,·<span·class="trademark">LibreOffice</span>®·o·<span·class="application"><span·class="trademark">Microsoft</span>®·Excel,·</span>·creano·dei·file·chiamati·documenti.·Anche·<span·class="application">Kexi</span>·crea·dei·file,·ma·ci·riferiamo·ad·essi·come·file·banche·dati·di·<span·class="application">Kexi</span>,·oppure·semplicemente·come·file·banche·dati.·</p><p>Oltre·a·poter·memorizzare·le·tue·banche·dati·in·file·banche·dati,·<span·class="application">Kexi</span>·può·anche·utilizzare·delle·banche·dati·che·si·trovano·su·server·di·banche·dati,·motivo·per·cui·ci·riferiamo·ad·essi·come·file·banche·dati·e·non·semplicemente·c·✂ | 4 | </p></li><li·class="listitem"><p><a·class="link"·href="using-built-in-help.html"·title="Usare·l'aiuto·integrato">Usare·l'aiuto·integrato</a> </p></li></ul></div><div·class="sect1"><div·class="titlepage"><div><div><h2·class="title"·style="clear:·both"><a·name="kexi-databases"></a>Banche·dati·di·Kexi</h2></div></div></div><p>Molte·applicazioni,·come·<span·class="trademark">OpenOffice.org</span>®,·<span·class="trademark">LibreOffice</span>®·o·<span·class="application"><span·class="trademark">Microsoft</span>®·Excel,·</span>·creano·dei·file·chiamati·documenti.·Anche·<span·class="application">Kexi</span>·crea·dei·file,·ma·ci·riferiamo·ad·essi·come·file·banche·dati·di·<span·class="application">Kexi</span>,·oppure·semplicemente·come·file·banche·dati.·</p><p>Oltre·a·poter·memorizzare·le·tue·banche·dati·in·file·banche·dati,·<span·class="application">Kexi</span>·può·anche·utilizzare·delle·banche·dati·che·si·trovano·su·server·di·banche·dati,·motivo·per·cui·ci·riferiamo·ad·essi·come·file·banche·dati·e·non·semplicemente·c·✂ |
| 5 | </p></div><FILENAME·filename="creating-a-new-database-file.html"><html><head><title>Creare·un·nuovo·file·banca·dati</title><link·rel="stylesheet"·type="text/css"·href="help:/common/kde-default.css"><link·rel="stylesheet"·type="text/css"·href="help:/common/kde-docs.css"><link·rel="stylesheet"·type="text/css"·href="help:/common/kde-localised.css"><meta·name="generator"·content="DocBook·XSL·Stylesheets·V1.76.1"><meta·name="keywords"·content="KDE,·Calligra,·Kexi,·banca·dati"><link·rel="home"·href="index.html"·title="Manuale·di·Kexi"><link·rel="up"·href="kexi-basics.html"·title="Capitolo 2. Informazioni·di·base·su·Kexi"><link·rel="prev"·href="kexi-basics.html"·title="Capitolo 2. Informazioni·di·base·su·Kexi"><link·rel="next"·href="the-kexi-main-window.html"·title="La·finestra·principale·di·Kexi"><meta·http-equiv="Content-Type"·content="text/html;·charset=utf-8"><meta·name="GENERATOR"·content="KDE·XSL·Stylesheet·V1.14·using·libxslt"></head><body·bgcolor="white"·text="black"·link="#0000FF"·vlink="#840084"·alink="#00·✂ | 5 | </p></div><FILENAME·filename="creating-a-new-database-file.html"><html><head><title>Creare·un·nuovo·file·banca·dati</title><link·rel="stylesheet"·type="text/css"·href="help:/common/kde-default.css"><link·rel="stylesheet"·type="text/css"·href="help:/common/kde-docs.css"><link·rel="stylesheet"·type="text/css"·href="help:/common/kde-localised.css"><meta·name="generator"·content="DocBook·XSL·Stylesheets·V1.76.1"><meta·name="keywords"·content="KDE,·Calligra,·Kexi,·banca·dati"><link·rel="home"·href="index.html"·title="Manuale·di·Kexi"><link·rel="up"·href="kexi-basics.html"·title="Capitolo 2. Informazioni·di·base·su·Kexi"><link·rel="prev"·href="kexi-basics.html"·title="Capitolo 2. Informazioni·di·base·su·Kexi"><link·rel="next"·href="the-kexi-main-window.html"·title="La·finestra·principale·di·Kexi"><meta·http-equiv="Content-Type"·content="text/html;·charset=utf-8"><meta·name="GENERATOR"·content="KDE·XSL·Stylesheet·V1.14·using·libxslt"></head><body·bgcolor="white"·text="black"·link="#0000FF"·vlink="#840084"·alink="#00·✂ |
| 6 | </p><div·class="screenshot"><div·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="mediaobject"><hr><img·src="newproject.png"><hr></div></div><p> | 6 | </p><div·class="screenshot"><div·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="mediaobject"><hr><img·src="newproject.png"><hr></div></div><p> |
| 7 | </p><div·class="orderedlist"><ol·class="orderedlist"·type="1"><li·class="listitem"><p>Avvia·<span·class="application">Kexi</span>,·oppure·se·è·già·in·esecuzione,·utilizza·<span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guimenu">Kexi</span></span>·→·<span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guimenuitem">Nuovo...·(Ctrl+N)</span></span>.</p></li><li·class="listitem"><p>Nella·pagina·<span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Nuovo·progetto</span></span>,·nella·sezione·<span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Progetti·vuoti</span></span>,·scegli·<span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Banca·dati·vuota</span></span>.·</p><div·class="screenshot"><div·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="mediaobject"><hr><img·src="projectstorage.png"><hr></div></div·✂ | 7 | </p><div·class="orderedlist"><ol·class="orderedlist"·type="1"><li·class="listitem"><p>Avvia·<span·class="application">Kexi</span>,·oppure·se·è·già·in·esecuzione,·utilizza·<span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guimenu">Kexi</span></span>·→·<span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guimenuitem">Nuovo...·(Ctrl+N)</span></span>.</p></li><li·class="listitem"><p>Nella·pagina·<span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Nuovo·progetto</span></span>,·nella·sezione·<span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Progetti·vuoti</span></span>,·scegli·<span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Banca·dati·vuota</span></span>.·</p><div·class="screenshot"><div·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="mediaobject"><hr><img·src="projectstorage.png"><hr></div></div·✂ |
| 8 | </p><div·class="screenshot"><div·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="mediaobject"><hr><img·src="kexi_mainwindow.png"><hr></div></div><p> | 8 | </p><div·class="screenshot"><div·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="mediaobject"><hr><img·src="kexi_mainwindow.png"><hr></div></div><p> |
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| 40 | </p><div·class="screenshot"><div·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="mediaobject"><hr><img·src="kexi_form_design_tab.png"><hr></div></div><p> | 40 | </p><div·class="screenshot"><div·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="mediaobject"><hr><img·src="kexi_form_design_tab.png"><hr></div></div><p> |
| 41 | </p><p>Dalla·scheda·<span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Progettazione·modulo</span></span>·puoi·selezionare·gli·oggetti·da·aggiungere·al·modulo.·</p><div·class="variablelist"><dl><dt><span·class="term"><span·class="bold"><strong><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Puntatore</span></span></strong></span></span></dt><dd><p><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Puntatore</span></span>,·passa·alla·modalità·di·selezione·degli·oggetti.</p></dd></dl></div><div·class="note"·style="margin-left:·0.5in;·margin-right:·0.5in;"><h3·class="title">Nota</h3><p>Selezionando·un·qualsiasi·oggetto·si·passa·alla·modalità·di·inserimento·dell'oggetto.·Puoi·quindi·fare·clic·in·qualsiasi·punto·del·modulo·per·posizionare·l'oggetto.</p></div><p> | 41 | </p><p>Dalla·scheda·<span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Progettazione·modulo</span></span>·puoi·selezionare·gli·oggetti·da·aggiungere·al·modulo.·</p><div·class="variablelist"><dl><dt><span·class="term"><span·class="bold"><strong><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Puntatore</span></span></strong></span></span></dt><dd><p><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Puntatore</span></span>,·passa·alla·modalità·di·selezione·degli·oggetti.</p></dd></dl></div><div·class="note"·style="margin-left:·0.5in;·margin-right:·0.5in;"><h3·class="title">Nota</h3><p>Selezionando·un·qualsiasi·oggetto·si·passa·alla·modalità·di·inserimento·dell'oggetto.·Puoi·quindi·fare·clic·in·qualsiasi·punto·del·modulo·per·posizionare·l'oggetto.</p></div><p> |
| 42 | </p><div·class="variablelist"><dl><dt><span·class="term"><span·class="bold"><strong><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Etichetta</span></span></strong></span></span></dt><dd><p>Un·oggetto·<span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Etichetta</span></span>·mostra·informazioni·predefinite·in·un·modulo.·Normalmente·è·usato·come·didascalia·vicino·ad·altri·oggetti·collegati·a·dati.</p></dd><dt><span·class="term"><span·class="bold"><strong><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Casella·di·testo</span></span></strong></span></span></dt><dd><p>Un·oggetto·<span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Casella··di·testo</span></span>·è·un·contenitore·a·singola·riga·per·dati·contenuti·nella·tua·tabella.</p></dd><dt><span·class="term"><span·class="bold"><strong><span·xmlns:doc="http://nwalsh.com/xsl/do·✂ | 42 | </p><div·class="variablelist"><dl><dt><span·class="term"><span·class="bold"><strong><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Etichetta</span></span></strong></span></span></dt><dd><p>Un·oggetto·<span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Etichetta</span></span>·mostra·informazioni·predefinite·in·un·modulo.·Normalmente·è·usato·come·didascalia·vicino·ad·altri·oggetti·collegati·a·dati.</p></dd><dt><span·class="term"><span·class="bold"><strong><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Casella·di·testo</span></span></strong></span></span></dt><dd><p>Un·oggetto·<span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Casella··di·testo</span></span>·è·un·contenitore·a·singola·riga·per·dati·contenuti·nella·tua·tabella.</p></dd><dt><span·class="term"><span·class="bold"><strong><span·xmlns:doc="http://nwalsh.com/xsl/do·✂ |
| 43 | </p><div·class="screenshot"><div·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="mediaobject"><hr><img·src="kexi_report_design_tab.png"><hr></div></div><p> | 43 | </p><div·class="screenshot"><div·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="mediaobject"><hr><img·src="kexi_report_design_tab.png"><hr></div></div><p> |
| 44 | </p><p>Dalla·scheda·<span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Progettazione·rapporto</span></span>·puoi·selezionare·gli·oggetti·da·aggiungere·al·tuo·rapporto.·</p><div·class="variablelist"><dl><dt><span·class="term"><span·class="bold"><strong><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Etichetta</span></span></strong></span></span></dt><dd><p>Un·oggetto·<span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Etichetta</span></span>·mostra·informazioni·predefinite·in·un·rapporto.·Normalmente·è·usato·come·didascalia·vicino·ad·altri·oggetti·collegati·a·dati.</p></dd><dt><span·class="term"><span·class="bold"><strong><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Campo</span></span></strong></span></span></dt><dd><p>Un·oggetto·<span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilab·✂ | 44 | </p><p>Dalla·scheda·<span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Progettazione·rapporto</span></span>·puoi·selezionare·gli·oggetti·da·aggiungere·al·tuo·rapporto.·</p><div·class="variablelist"><dl><dt><span·class="term"><span·class="bold"><strong><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Etichetta</span></span></strong></span></span></dt><dd><p>Un·oggetto·<span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Etichetta</span></span>·mostra·informazioni·predefinite·in·un·rapporto.·Normalmente·è·usato·come·didascalia·vicino·ad·altri·oggetti·collegati·a·dati.</p></dd><dt><span·class="term"><span·class="bold"><strong><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Campo</span></span></strong></span></span></dt><dd><p>Un·oggetto·<span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilab·✂ |
| 45 | </p><div·class="screenshot"><div·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="mediaobject"><hr><img·src="contact-example.png"><hr></div></div><p> | 45 | </p><div·class="screenshot"><div·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="mediaobject"><hr><img·src="contact-example.png"><hr></div></div><p> |
| 46 | </p><p>L'immagine·di·sopra·mostra·un·insieme·di·contatti·presentati·su·schede·diverse.·Sembra·che·tale·scheda·possa·costituire·una·singola·riga·in·una·tabella:·</p><p> | 46 | </p><p>L'immagine·di·sopra·mostra·un·insieme·di·contatti·presentati·su·schede·diverse.·Sembra·che·tale·scheda·possa·costituire·una·singola·riga·in·una·tabella:·</p><p> |
| 47 | </p><div·class="table"><a·name="idp149405496"></a><p·class="title"><b>Tabella 6.1. <span·class="emphasis"><em>Tabella·dei·contatti</em></span></b></p><div·class="table-contents"><table·summary="Tabella·dei·contatti"·border="1"><colgroup><col><col></colgroup><thead><tr><th><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Nome</span></span></th><th><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">N.·tel.</span></span></th></tr></thead><tbody><tr><td> | 47 | </p><div·class="table"><a·name="idp149442360"></a><p·class="title"><b>Tabella 6.1. <span·class="emphasis"><em>Tabella·dei·contatti</em></span></b></p><div·class="table-contents"><table·summary="Tabella·dei·contatti"·border="1"><colgroup><col><col></colgroup><thead><tr><th><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Nome</span></span></th><th><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">N.·tel.</span></span></th></tr></thead><tbody><tr><td> |
| 48 | ····<p>Joan</p> | 48 | ····<p>Joan</p> |
| 49 | ····</td><td> | 49 | ····</td><td> |
| 50 | ····<p>699·23·43·12</p> | 50 | ····<p>699·23·43·12</p> |
| 51 | ····</td></tr><tr><td> | 51 | ····</td></tr><tr><td> |
| 52 | ····<p>Adam</p> | 52 | ····<p>Adam</p> |
| 53 | ····</td><td> | 53 | ····</td><td> |
| 54 | ····<p>711·19·77·21</p></td></tr></tbody></table></div></div><p><br·class="table-break"> | 54 | ····<p>711·19·77·21</p></td></tr></tbody></table></div></div><p><br·class="table-break"> |
| 55 | </p><p>Termini·e·definizioni:·un·dato·singolo·che·costituisce·parte·di·una·collezione·più·grande·può·essere·chiamato·<span·class="emphasis"><em>riga</em></span>·o·in·maniera·più·professionale·<span·class="emphasis"><em>record</em></span>.·La·collezione·viene·generalmente·chiamata·<span·class="emphasis"><em>tabella</em></span>.·Inoltre,·il·nome·più·naturale·per·la·tabella·è·quello·che·descrive·i·dati·che·offre/contiene,·cioè·Contatti.·Ogni·riga·nella·tabella·è·formata·da·colonne,·spesso·chiamate·<span·class="emphasis"><em>campi</em></span>.·Nella·tabella·<span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="replaceable"><em·class="replaceable"><code>Contatti</code></em></span>·ci·sono·due·colonne·(campi):·<span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Nome</span></span>·e·<span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">N.·tel</span></span>.·</p><p>Per·utilizzi·più·semplici·una·banca·dati·può·essere·cos·✂ | 55 | </p><p>Termini·e·definizioni:·un·dato·singolo·che·costituisce·parte·di·una·collezione·più·grande·può·essere·chiamato·<span·class="emphasis"><em>riga</em></span>·o·in·maniera·più·professionale·<span·class="emphasis"><em>record</em></span>.·La·collezione·viene·generalmente·chiamata·<span·class="emphasis"><em>tabella</em></span>.·Inoltre,·il·nome·più·naturale·per·la·tabella·è·quello·che·descrive·i·dati·che·offre/contiene,·cioè·Contatti.·Ogni·riga·nella·tabella·è·formata·da·colonne,·spesso·chiamate·<span·class="emphasis"><em>campi</em></span>.·Nella·tabella·<span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="replaceable"><em·class="replaceable"><code>Contatti</code></em></span>·ci·sono·due·colonne·(campi):·<span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Nome</span></span>·e·<span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">N.·tel</span></span>.·</p><p>Per·utilizzi·più·semplici·una·banca·dati·può·essere·cos·✂ |
| 56 | </p></div><FILENAME·filename="database-and-spreadsheet.html"><html><head><title>Banca·dati·e·foglio·di·calcolo</title><link·rel="stylesheet"·type="text/css"·href="help:/common/kde-default.css"><link·rel="stylesheet"·type="text/css"·href="help:/common/kde-docs.css"><link·rel="stylesheet"·type="text/css"·href="help:/common/kde-localised.css"><meta·name="generator"·content="DocBook·XSL·Stylesheets·V1.76.1"><meta·name="keywords"·content="KDE,·Calligra,·Kexi,·banca·dati"><link·rel="home"·href="index.html"·title="Manuale·di·Kexi"><link·rel="up"·href="appendix-a--introduction-to-databases.html"·title="Capitolo 6. Appendice·A.·Introduzione·alle·banche·dati"><link·rel="prev"·href="appendix-a--introduction-to-databases.html"·title="Capitolo 6. Appendice·A.·Introduzione·alle·banche·dati"><link·rel="next"·href="database-design.html"·title="Progettazione·di·una·banca·dati"><meta·http-equiv="Content-Type"·content="text/html;·charset=utf-8"><meta·name="GENERATOR"·content="KDE·XSL·Stylesheet·V1.14·using·libxslt"></head><body·✂ | 56 | </p></div><FILENAME·filename="database-and-spreadsheet.html"><html><head><title>Banca·dati·e·foglio·di·calcolo</title><link·rel="stylesheet"·type="text/css"·href="help:/common/kde-default.css"><link·rel="stylesheet"·type="text/css"·href="help:/common/kde-docs.css"><link·rel="stylesheet"·type="text/css"·href="help:/common/kde-localised.css"><meta·name="generator"·content="DocBook·XSL·Stylesheets·V1.76.1"><meta·name="keywords"·content="KDE,·Calligra,·Kexi,·banca·dati"><link·rel="home"·href="index.html"·title="Manuale·di·Kexi"><link·rel="up"·href="appendix-a--introduction-to-databases.html"·title="Capitolo 6. Appendice·A.·Introduzione·alle·banche·dati"><link·rel="prev"·href="appendix-a--introduction-to-databases.html"·title="Capitolo 6. Appendice·A.·Introduzione·alle·banche·dati"><link·rel="next"·href="database-design.html"·title="Progettazione·di·una·banca·dati"><meta·http-equiv="Content-Type"·content="text/html;·charset=utf-8"><meta·name="GENERATOR"·content="KDE·XSL·Stylesheet·V1.14·using·libxslt"></head><body·✂ |
| 57 | </p><div·class="table"><a·name="idp149424696"></a><p·class="title"><b>Tabella 6.2. <span·class="emphasis"><em>Tabella·dei·contatti</em></span></b></p><div·class="table-contents"><table·summary="Tabella·dei·contatti"·border="1"><colgroup><col><col><col></colgroup><thead><tr><th><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Nome·e·cognome</span></span></th><th><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Tel</span></span></th><th><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Indirizzo</span></span></th></tr></thead><tbody><tr><td> | 57 | </p><div·class="table"><a·name="idp149461560"></a><p·class="title"><b>Tabella 6.2. <span·class="emphasis"><em>Tabella·dei·contatti</em></span></b></p><div·class="table-contents"><table·summary="Tabella·dei·contatti"·border="1"><colgroup><col><col><col></colgroup><thead><tr><th><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Nome·e·cognome</span></span></th><th><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Tel</span></span></th><th><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Indirizzo</span></span></th></tr></thead><tbody><tr><td> |
| 58 | ····<p>Joan·Smith</p> | 58 | ····<p>Joan·Smith</p> |
| 59 | ····</td><td> | 59 | ····</td><td> |
| 60 | ····<p>699·23·43·12</p> | 60 | ····<p>699·23·43·12</p> |
| 61 | ····</td><td> | 61 | ····</td><td> |
| 62 | ····<p>Western·Gate·1,·Warsaw</p> | 62 | ····<p>Western·Gate·1,·Warsaw</p> |
| 63 | ····</td></tr><tr><td> | 63 | ····</td></tr><tr><td> |
| 64 | ····<p>Adam·Willson</p> | 64 | ····<p>Adam·Willson</p> |
| Offset 81, 24 lines modified | Offset 81, 24 lines modified |
| 81 | ····</td></tr><tr><td> | 81 | ····</td></tr><tr><td> |
| 82 | ····<p>ADAM·Willson</p> | 82 | ····<p>ADAM·Willson</p> |
| 83 | ····</td><td> | 83 | ····</td><td> |
| 84 | ····<p>231·83·02·04</p> | 84 | ····<p>231·83·02·04</p> |
| 85 | ····</td><td> | 85 | ····</td><td> |
| 86 | ····<p>Frogs·Drive·5,·London</p></td></tr></tbody></table></div></div><p><br·class="table-break"> | 86 | ····<p>Frogs·Drive·5,·London</p></td></tr></tbody></table></div></div><p><br·class="table-break"> |
| 87 | </p><p>Una·tabella·di·questo·tipo·può·essere·realizzata·sia·un·foglio·di·calcolo·che·in·una·banca·dati.·Utilizzare·un·foglio·di·calcolo·è·sicuramente·molto·semplice.·Quali·problemi·emergono·a·questo·punto?·</p></div><div·class="sect2"><div·class="titlepage"><div><div><h3·class="title"><a·name="referential-data-integrity"></a>Integrità·referenziale·sui·dati</h3></div></div></div><p>Supponi·di·utilizzare·un·foglio·di·calcolo·e·di·avere·la·necessità·di·modificare·l'indirizzo·di·almeno·una·persona.·Nasce·un·piccolo·problema:·devi·cambiare·spesso·l'indirizzo·su·diverse·righe.·Ad·esempio,·Joan·appare·su·tre·righe.·Sorgerebbe·un·problema·serio·se·dimenticassi·di·modificarne·una·-·l'indirizzo·associato·a·questa·persona·risulterebbe·ambiguo,·quindi·i·tuoi·dati·perderebbero·l'integrità.·</p><p>Inoltre·non·c'è·un·modo·semplice·per·cancellare·una·determinata·persona·dalla·tabella·dato·che·devi·ricordarti·di·cancellare·tutte·le·righe·che·la·riguardano.·</p></div><div·class="sect2"><div·class="titlepage"><div><div><h3·clas·✂ | 87 | </p><p>Una·tabella·di·questo·tipo·può·essere·realizzata·sia·un·foglio·di·calcolo·che·in·una·banca·dati.·Utilizzare·un·foglio·di·calcolo·è·sicuramente·molto·semplice.·Quali·problemi·emergono·a·questo·punto?·</p></div><div·class="sect2"><div·class="titlepage"><div><div><h3·class="title"><a·name="referential-data-integrity"></a>Integrità·referenziale·sui·dati</h3></div></div></div><p>Supponi·di·utilizzare·un·foglio·di·calcolo·e·di·avere·la·necessità·di·modificare·l'indirizzo·di·almeno·una·persona.·Nasce·un·piccolo·problema:·devi·cambiare·spesso·l'indirizzo·su·diverse·righe.·Ad·esempio,·Joan·appare·su·tre·righe.·Sorgerebbe·un·problema·serio·se·dimenticassi·di·modificarne·una·-·l'indirizzo·associato·a·questa·persona·risulterebbe·ambiguo,·quindi·i·tuoi·dati·perderebbero·l'integrità.·</p><p>Inoltre·non·c'è·un·modo·semplice·per·cancellare·una·determinata·persona·dalla·tabella·dato·che·devi·ricordarti·di·cancellare·tutte·le·righe·che·la·riguardano.·</p></div><div·class="sect2"><div·class="titlepage"><div><div><h3·clas·✂ |
| 88 | </p><div·class="table"><a·name="idp149463480"></a><p·class="title"><b>Tabella 6.3. <span·class="emphasis"><em>Tabella·Persone</em></span></b></p><div·class="table-contents"><table·summary="Tabella·Persone"·border="1"><colgroup><col><col></colgroup><thead><tr><th><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Nome·e·cognome</span></span></th><th><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Indirizzo</span></span></th></tr></thead><tbody><tr><td> | 88 | </p><div·class="table"><a·name="idp149496248"></a><p·class="title"><b>Tabella 6.3. <span·class="emphasis"><em>Tabella·Persone</em></span></b></p><div·class="table-contents"><table·summary="Tabella·Persone"·border="1"><colgroup><col><col></colgroup><thead><tr><th><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Nome·e·cognome</span></span></th><th><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Indirizzo</span></span></th></tr></thead><tbody><tr><td> |
| 89 | ····<p>Joan·Smith</p> | 89 | ····<p>Joan·Smith</p> |
| 90 | ····</td><td> | 90 | ····</td><td> |
| 91 | ····<p>Western·Gate·1,·Warsaw</p> | 91 | ····<p>Western·Gate·1,·Warsaw</p> |
| 92 | ····</td></tr><tr><td> | 92 | ····</td></tr><tr><td> |
| 93 | ····<p>Adam·Willson</p> | 93 | ····<p>Adam·Willson</p> |
| 94 | ····</td><td> | 94 | ····</td><td> |
| 95 | ····<p>Frogs·Drive·5,·London</p></td></tr></tbody></table></div></div><p><br·class="table-break"> | 95 | ····<p>Frogs·Drive·5,·London</p></td></tr></tbody></table></div></div><p><br·class="table-break"> |
| 96 | </p><p>Ogni·riga·della·tabella·<span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="replaceable"><em·class="replaceable"><code>Persone</code></em></span>·corrisponde·ad·una·singola·persona.·La·tabella·<span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="replaceable"><em·class="replaceable"><code>Contatti</code></em></span>·è·d'ora·in·poi·in·relazione·con·la·tabella·<span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="replaceable"><em·class="replaceable"><code>Persone</code></em></span>.·</p></div><div·class="sect2"><div·class="titlepage"><div><div><h3·class="title"><a·name="data-integrity-and-validity"></a>Integrità·e·validità·dei·dati</h3></div></div></div><p>Fai·attenzione·al·modo·con·il·quale·vengono·inseriti·i·dati·nei·campi·<span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="replaceable"><em·class="replaceable"><code>Nome·e·cognome</code></em></span>·e·<span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="replaceable"><em·class="replaceable"><co·✂ | 96 | </p><p>Ogni·riga·della·tabella·<span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="replaceable"><em·class="replaceable"><code>Persone</code></em></span>·corrisponde·ad·una·singola·persona.·La·tabella·<span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="replaceable"><em·class="replaceable"><code>Contatti</code></em></span>·è·d'ora·in·poi·in·relazione·con·la·tabella·<span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="replaceable"><em·class="replaceable"><code>Persone</code></em></span>.·</p></div><div·class="sect2"><div·class="titlepage"><div><div><h3·class="title"><a·name="data-integrity-and-validity"></a>Integrità·e·validità·dei·dati</h3></div></div></div><p>Fai·attenzione·al·modo·con·il·quale·vengono·inseriti·i·dati·nei·campi·<span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="replaceable"><em·class="replaceable"><code>Nome·e·cognome</code></em></span>·e·<span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="replaceable"><em·class="replaceable"><co·✂ |
| 97 | </p><div·class="table"><a·name="idp149508024"></a><p·class="title"><b>Tabella 6.4. <span·class="emphasis"><em>Tabella·Persone</em></span></b></p><div·class="table-contents"><table·summary="Tabella·Persone"·border="1"><colgroup><col><col><col><col><col></colgroup><thead><tr><th><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Nome</span></span></th><th><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Cognome</span></span></th><th><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Via</span></span></th><th><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Numero·di·casa</span></span></th><th><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Città</span></span></th></tr></thead><tbody><tr><td> | 97 | </p><div·class="table"><a·name="idp149520312"></a><p·class="title"><b>Tabella 6.4. <span·class="emphasis"><em>Tabella·Persone</em></span></b></p><div·class="table-contents"><table·summary="Tabella·Persone"·border="1"><colgroup><col><col><col><col><col></colgroup><thead><tr><th><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Nome</span></span></th><th><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Cognome</span></span></th><th><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Via</span></span></th><th><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Numero·di·casa</span></span></th><th><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Città</span></span></th></tr></thead><tbody><tr><td> |
| 98 | ····<p>Joan</p> | 98 | ····<p>Joan</p> |
| 99 | ····</td><td> | 99 | ····</td><td> |
| 100 | ····<p>Smith</p> | 100 | ····<p>Smith</p> |
| 101 | ····</td><td> | 101 | ····</td><td> |
| 102 | ····<p>Western·Gate</p> | 102 | ····<p>Western·Gate</p> |
| 103 | ····</td><td> | 103 | ····</td><td> |
| 104 | ····<p>1</p> | 104 | ····<p>1</p> |
| Offset 123, 15 lines modified | Offset 123, 15 lines modified |
| 123 | ····</td><td> | 123 | ····</td><td> |
| 124 | ····<p>campo·obbligatorio</p> | 124 | ····<p>campo·obbligatorio</p> |
| 125 | ····</td><td> | 125 | ····</td><td> |
| 126 | ····<p>campo·obbligatorio</p> | 126 | ····<p>campo·obbligatorio</p> |
| 127 | ····</td><td> | 127 | ····</td><td> |
| 128 | ····<p>campo·obbligatorio</p></td></tr></tbody></table></div></div><p><br·class="table-break"> | 128 | ····<p>campo·obbligatorio</p></td></tr></tbody></table></div></div><p><br·class="table-break"> |
| 129 | </p><p>Grazie·all'introduzione·del·vincolo·di·campo·obbligatorio·possiamo·essere·certi·che·il·dato·inserito·sarà·completo.·In·altri·casi·potresti·ovviamente·permettere·l'omissione·di·alcuni·campi·quando·si·inseriscono·i·dati.·</p></div><div·class="sect2"><div·class="titlepage"><div><div><h3·class="title"><a·name="limiting-data-view"></a>Limitare·la·visualizzazione·dei·dati</h3></div></div></div><p>Un·foglio·di·calcolo·mostra·tutte·le·righe·e·le·colonne·della·tabella,·il·che·risulta·fastidioso·con·fogli·di·dati·molto·grandi.·Puoi·ovviamente·filtrare·ed·ordinare·le·righe·nei·fogli·di·calcolo,·tuttavia·devi·essere·molto·attento·quando·lo·fai.·Gli·utenti·dei·fogli·di·calcolo·rischiano·di·dimenticare·che·la·visualizzazione·dei·dati·è·stata·filtrata,·situazione·che·può·portare·a·commettere·degli·errori.·Ad·esempio,·mentre·si·calcolano·delle·somme·puoi·pensare·di·avere·100·righe·di·dati·mentre·in·realtà·ce·ne·sono·altre·20·nascoste.·</p><p>Se·vuoi·lavorare·su·un·piccolo·sottoinsieme·dei·dati,··<abbr·class="abbrev">a·✂ | 129 | </p><p>Grazie·all'introduzione·del·vincolo·di·campo·obbligatorio·possiamo·essere·certi·che·il·dato·inserito·sarà·completo.·In·altri·casi·potresti·ovviamente·permettere·l'omissione·di·alcuni·campi·quando·si·inseriscono·i·dati.·</p></div><div·class="sect2"><div·class="titlepage"><div><div><h3·class="title"><a·name="limiting-data-view"></a>Limitare·la·visualizzazione·dei·dati</h3></div></div></div><p>Un·foglio·di·calcolo·mostra·tutte·le·righe·e·le·colonne·della·tabella,·il·che·risulta·fastidioso·con·fogli·di·dati·molto·grandi.·Puoi·ovviamente·filtrare·ed·ordinare·le·righe·nei·fogli·di·calcolo,·tuttavia·devi·essere·molto·attento·quando·lo·fai.·Gli·utenti·dei·fogli·di·calcolo·rischiano·di·dimenticare·che·la·visualizzazione·dei·dati·è·stata·filtrata,·situazione·che·può·portare·a·commettere·degli·errori.·Ad·esempio,·mentre·si·calcolano·delle·somme·puoi·pensare·di·avere·100·righe·di·dati·mentre·in·realtà·ce·ne·sono·altre·20·nascoste.·</p><p>Se·vuoi·lavorare·su·un·piccolo·sottoinsieme·dei·dati,··<abbr·class="abbrev">a·✂ |
| 130 | </p><div·class="table"><a·name="idp149584568"></a><p·class="title"><b>Tabella 6.5. <span·class="emphasis"><em>Tabella·Persone</em></span></b></p><div·class="table-contents"><table·summary="Tabella·Persone"·border="1"><colgroup><col><col><col><col><col><col></colgroup><thead><tr><th><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Nome</span></span></th><th><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Cognome</span></span></th><th><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Via</span></span></th><th><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Numero·di·casa</span></span></th><th><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Città</span></span></th><th><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Entrata</sp·✂ | 130 | </p><div·class="table"><a·name="idp149621432"></a><p·class="title"><b>Tabella 6.5. <span·class="emphasis"><em>Tabella·Persone</em></span></b></p><div·class="table-contents"><table·summary="Tabella·Persone"·border="1"><colgroup><col><col><col><col><col><col></colgroup><thead><tr><th><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Nome</span></span></th><th><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Cognome</span></span></th><th><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Via</span></span></th><th><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Numero·di·casa</span></span></th><th><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Città</span></span></th><th><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Entrata</sp·✂ |
| 131 | ····<p>Joan</p> | 131 | ····<p>Joan</p> |
| 132 | ····</td><td> | 132 | ····</td><td> |
| 133 | ····<p>Smith</p> | 133 | ····<p>Smith</p> |
| 134 | ····</td><td> | 134 | ····</td><td> |
| 135 | ····<p>Western·Gate</p> | 135 | ····<p>Western·Gate</p> |
| 136 | ····</td><td> | 136 | ····</td><td> |
| 137 | ····<p>1</p> | 137 | ····<p>1</p> |
| Offset 148, 15 lines modified | Offset 148, 15 lines modified |
| 148 | ····</td><td> | 148 | ····</td><td> |
| 149 | ····<p>5</p> | 149 | ····<p>5</p> |
| 150 | ····</td><td> | 150 | ····</td><td> |
| 151 | ····<p>London</p> | 151 | ····<p>London</p> |
| 152 | ····</td><td> | 152 | ····</td><td> |
| 153 | ····<p>1900</p></td></tr></tbody></table></div></div><p><br·class="table-break"> | 153 | ····<p>1900</p></td></tr></tbody></table></div></div><p><br·class="table-break"> |
| 154 | </p><p>Supponiamo·che·la·colonna·appena·introdotta·Entrata·contenga·dati·confidenziali.·Come·puoi·condividere,·<abbr·class="abbrev">ad·es.</abbr>,·i·dettagli·di·un·contatto·con·i·tuoi·colleghi·senza·rivelare·le·loro·entrate?·È·possibile·solo·se·condividi·un'interrogazione·e·non·la·tabella·intera.·L'interrogazione·potrebbe·selezionare·tutte·le·colonne·eccetto·Entrata.·Nel·gergo·delle·banche·dati·questo·tipo·di·interrogazione·viene·spesso·chiamata·vista.·</p></div><div·class="sect2"><div·class="titlepage"><div><div><h3·class="title"><a·name="performance-and-capacity"></a>Prestazioni·e·capacità</h3></div></div></div><p>Probabilmente·il·tuo·computer·è·abbastanza·veloce,·tuttavia·potrai·notare·come·questo·non·sia·di·aiuto·con·fogli·di·calcolo·lenti·e·di·grosse·dimensioni.·La·loro·bassa·efficienza·è·per·prima·cosa·dovuta·alla·mancanza·di·indici·che·accelerano·il·processo·di·ricerca·dei·dati·(le·banche·dati·spesso·li·offrono).·Inoltre,·se·usi·cose·come·gli·appunti·di·sistema,·addirittura·la·copia·dei·dati·potrebbe·d·✂ | 154 | </p><p>Supponiamo·che·la·colonna·appena·introdotta·Entrata·contenga·dati·confidenziali.·Come·puoi·condividere,·<abbr·class="abbrev">ad·es.</abbr>,·i·dettagli·di·un·contatto·con·i·tuoi·colleghi·senza·rivelare·le·loro·entrate?·È·possibile·solo·se·condividi·un'interrogazione·e·non·la·tabella·intera.·L'interrogazione·potrebbe·selezionare·tutte·le·colonne·eccetto·Entrata.·Nel·gergo·delle·banche·dati·questo·tipo·di·interrogazione·viene·spesso·chiamata·vista.·</p></div><div·class="sect2"><div·class="titlepage"><div><div><h3·class="title"><a·name="performance-and-capacity"></a>Prestazioni·e·capacità</h3></div></div></div><p>Probabilmente·il·tuo·computer·è·abbastanza·veloce,·tuttavia·potrai·notare·come·questo·non·sia·di·aiuto·con·fogli·di·calcolo·lenti·e·di·grosse·dimensioni.·La·loro·bassa·efficienza·è·per·prima·cosa·dovuta·alla·mancanza·di·indici·che·accelerano·il·processo·di·ricerca·dei·dati·(le·banche·dati·spesso·li·offrono).·Inoltre,·se·usi·cose·come·gli·appunti·di·sistema,·addirittura·la·copia·dei·dati·potrebbe·d·✂ |
| 155 | </p><div·class="table"><a·name="idp149696696"></a><p·class="title"><b>Tabella 7.1. <span·class="emphasis"><em>Confronto·tra·i·tipi·di·dati·usati·in·Kexi·e·dalle·altre·applicazioni·per·banche·dati</em></span></b></p><div·class="table-contents"><table·summary="Confronto·tra·i·tipi·di·dati·usati·in·Kexi·e·dalle·altre·applicazioni·per·banche·dati"·border="1"><colgroup><col><col><col><col></colgroup><thead><tr><th><span·class="application">Kexi</span></th><th><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">MS·Access</span></span></th><th><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">dBase/FoxPro</span></span></th><th><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Paradox</span></span></th></tr></thead><tbody><tr><td> | 155 | </p><div·class="table"><a·name="idp149733560"></a><p·class="title"><b>Tabella 7.1. <span·class="emphasis"><em>Confronto·tra·i·tipi·di·dati·usati·in·Kexi·e·dalle·altre·applicazioni·per·banche·dati</em></span></b></p><div·class="table-contents"><table·summary="Confronto·tra·i·tipi·di·dati·usati·in·Kexi·e·dalle·altre·applicazioni·per·banche·dati"·border="1"><colgroup><col><col><col><col></colgroup><thead><tr><th><span·class="application">Kexi</span></th><th><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">MS·Access</span></span></th><th><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">dBase/FoxPro</span></span></th><th><span·xmlns:doc="http://nwalsh.com/xsl/documentation/1.0"·class="guiitem"><span·class="guilabel">Paradox</span></span></th></tr></thead><tbody><tr><td> |
| 156 | ····<p>Testo·(testo)</p> | 156 | ····<p>Testo·(testo)</p> |
| 157 | ····</td><td> | 157 | ····</td><td> |
| 158 | ····<p>Testo</p> | 158 | ····<p>Testo</p> |
| 159 | ····</td><td> | 159 | ····</td><td> |
| 160 | ····<p>Carattere</p> | 160 | ····<p>Carattere</p> |
| 161 | ····</td><td> | 161 | ····</td><td> |
| 162 | ····<p>Valore·alfanumerico</p> | 162 | ····<p>Valore·alfanumerico</p> |