Run psql and capture it's output from LaTeX.

psql.sty

\ProvidesPackage{psql}
\RequirePackage{minted}
\RequirePackage{fancyvrb}
\RequirePackage{tcolorbox}
\def\run{\FV@Environment{}{run}}
\def\FVB@run{%
  \@bsphack
  \begingroup
    \FV@UseKeyValues
    \FV@DefineWhiteSpace
    \def\FV@Space{\space}%
    \FV@DefineTabOut
    \def\FV@ProcessLine{\immediate\write\FV@OutFile}%
    \immediate\openout\FV@OutFile temp.sql\relax
    \let\FV@FontScanPrep\relax
%% DG/SR modification begin - May. 18, 1998 (to avoid problems with ligatures)
    \let\@noligs\relax
%% DG/SR modification end
    \FV@Scan}
\def\FVE@run{\immediate\closeout\FV@OutFile\endgroup\@esphack
\begin{tcolorbox}[title=Code Example]%
    \vspace{-12pt}%
    \inputminted[bgcolor=bg]{sql}{temp.sql}%
    \tcbsubtitle{Result on PostgreSQL}%
    % \vspace{-12pt}%
    \immediate\write18{rm temp.result}%
    \immediate\write18{bash -c "$(cat test.env | xargs) psql -f temp.sql > temp.result 2>&1 $()"}% 
    % empty $() here fixes latex workshop's code highlight.
    % else there will be a single $, which will cause wrong highlight on whole tex file.
    \inputminted[bgcolor=bg,breaklines=true]{text}{temp.result}%
    \vspace{-12pt}%
\end{tcolorbox}
}
\DefineVerbatimEnvironment{run}{run}{}