Re: row filtering for logical replication

On 2018-Nov-23, Euler Taveira wrote:

> Em qui, 22 de nov de 2018 às 20:03, Petr Jelinek
> <petr.jelinek@2ndquadrant.com> escreveu:

> > Won't this leak memory? The list_free only frees the list cells, but not
> > the nodes you stored there before.
>
> Good catch. It should be list_free_deep.

Actually, if the nodes have more structure (say you palloc one list
item, but that list item also contains pointers to a Node) then a
list_free_deep won't be enough either.  I'd suggest to create a bespoke
memory context, which you can delete afterwards.

-- 
Álvaro Herrera                https://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services