On 2020-08-24 18:00, Bruce Momjian wrote:
> - command, a procedure is called explicitly using
> - the <xref linkend="sql-call"/> statement.
> + command, a procedure is called in isolation using
> + the <xref linkend="sql-call"/> command. If the CALL command is not
> + part of an explicit transaction, a procedure can commit, rollback,
> + and begin new transactions during its execution, which is not possible
> + in functions.
There are additional conditions for when a procedure can do transaction
control, and it also depends on the language. It's not clear how much
detail we should give in a general section like this. Often people read
this and then wonder why it doesn't work.
--
Peter Eisentraut http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
