st 24. 8. 2022 v 10:04 odesÃlatel Erik Rijkers <e...@xs4all.nl> napsal:
> Op 24-08-2022 om 08:37 schreef Pavel Stehule: > >> > > > > I fixed these. > > > > > [v20220824-1-*.patch] > > Hi Pavel, > > I noticed just now that variable assignment (i.e., LET) unexpectedly > (for me anyway) cast the type of the input value. Surely that's wrong? > The documentation says clearly enough: > > 'The result must be of the same data type as the session variable.' > > > Example: > > create variable x integer; > let x=1.5; > select x, pg_typeof(x); > x | pg_typeof > ---+----------- > 2 | integer > (1 row) > > > Is this correct? > > If such casts (there are several) are intended then the text of the > documentation should be changed. > I changed this @@ -58,8 +58,9 @@ LET <replaceable class="parameter">session_variable</replaceable> = DEFAULT <term><literal>sql_expression</literal></term> <listitem> <para> - An SQL expression, in parentheses. The result must be of the same data type as the session - variable. + An SQL expression (can be subquery in parenthesis). The result must + be of castable to the same data type as the session variable (in + implicit or assignment context). </para> </listitem> </varlistentry> is it ok? Regards Pavel > Thanks, > > Erik > >