\documentclass [11pt, a4paper]{article}

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a4paper,
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%\newcommand{\folder}{primo_compitino}
\newcommand{\folder}{secondo_compitino}


% First page information
\title{\textbf{Basi di dati prof. Ghelli}\linebreak\textit{``Una cervecita fresca"}}
\author{Davide Testa 613565}
\date{2020-05-30}

\begin{document}
    \maketitle % Insert the title, author and date
    \section{Descrizione di massima del dominio (testo)}\label{sec:testo}
        \input{\folder/testo.tex}
    \clearpage
    \section{Descrizione del dominio}\label{sec:dominio}
        \input{\folder/dominio.tex}
%    \clearpage
    \section{Schema concettuale}\label{sec:schema-concettuale}
        La figura~\ref{fig:schema-concettuale} mostra lo schema concettuale in formato
        grafico.
        \begin{figure}[hb]
          \centering
          \includegraphics[width=\linewidth]{\folder/schema_concettuale.pdf}
          \caption{Schema concettuale in formato grafico}
          \label{fig:schema-concettuale}
        \end{figure}
        \input{\folder/schema_concettuale.tex}
    \clearpage
    \section{Schema logico relazionale}\label{sec:schema-logico}
        La figura~\ref{fig:schema-logico} mostra lo schema logico relazionale in
        formato grafico.\\
        \begin{figure}[htb]
          \centering
          \includegraphics[width=\linewidth]{\folder/schema_logico.pdf}
          \caption{Schema logico relazionale in formato grafico}
          \label{fig:schema-logico}
        \end{figure}
        \input{\folder/schema_logico.tex}
    \clearpage
    \section{Interrogazioni}\label{sec:queries}
        \input{\folder/queries.tex}
    \vskip2pc
    \section{Piani di accesso}\label{sec:piani}
        \input{\folder/piani_di_accesso.tex}
    \vfill
    \input{\folder/source_code.tex}
\end{document}