Re: pgbench: using prepared BEGIN statement in a pipeline could cause an error

On 2023-May-20, Alexander Lakhin wrote:

> Starting from 038f586d5, the following script:
> echo "
> \startpipeline
> \endpipeline
> " >test.sql
> pgbench -n -M prepared -f test.sql
> 
> leads to the pgbench's segfault:

Hah, yeah, that's because an empty pipeline never calls the code to
allocate the flag array.  Here's the trivial fix.

-- 
Álvaro Herrera        Breisgau, Deutschland  —  https://www.EnterpriseDB.com/
"El hombre nunca sabe de lo que es capaz hasta que lo intenta" (C. Dickens)