Hi, Adrian,
On Fri, Feb 7, 2025, 1:13 PM Adrian Klaver <adrian.kla...@aklaver.com> wrote: > > > On 2/7/25 11:02 AM, Igor Korot wrote: > > Hi, Adrian, > > > > On Fri, Feb 7, 2025 at 11:07 AM Adrian Klaver <adrian.kla...@aklaver.com> > wrote: > >> > >> On 2/5/25 23:21, Igor Korot wrote: > >>> Hi, ALL, > >>> In my code I'm running following: > >>> > >>> queries.push_back( L"CREATE FUNCTION > >>> __watch_schema_changes() RETURNS event_trigger LANGUAGE plpgsql AS $$ > >>> BEGIN NOTIFY tg_tag; END; $$;" ); > >>> queries.push_back( L"CREATE EVENT TRIGGER > >>> schema_change_notify ON ddl_command_end WHEN TAG IN(\'CREATE TABLE\', > >>> \'ALTER TABLE\', \'DROP TABLE\', \'CREATE INDEX\', \'DROP INDEX\') > >>> EXECUTE PROCEDURE __watch_schema_changes();" ); > >>> > >>> My questions are: > >>> 1 Is there a better way to get notification about CREATE/ALTER/DROP > TABLE? > >> > >> An alternate solution: > >> > >> https://www.pgaudit.org/ > >> > >> Whether it is better or not is something you will need to decide. > >> > >>> 2. How do I receive notification abut the event with the object name? > >> > >> Use information from here?: > >> > >> > https://www.postgresql.org/docs/current/functions-event-triggers.html#PG-EVENT-TRIGGER-DDL-COMMAND-END-FUNCTIONS > > > > Thx for the link > > So basically all I need to do is to call > > > > SELECT pg_event_trigger_ddl_commands () > > And then unpack the information it returns. > > > > > right? > > > > In both ODBC amd libpq interfaces? > > It is not about the interface it is about, from link above: > > "pg_event_trigger_ddl_commands returns a list of DDL commands executed > by each user action, when invoked in a function attached to a > ddl_command_end event trigger." > Is there a sample code i can look at? Also what is PostgreSQL version this function is introduced? Thank you. > > > > > > Thank you. > > > > > > > >> > >>> > >>> Thank you. > >>> > >>> > >> > >> -- > >> Adrian Klaver > >> adrian.kla...@aklaver.com > >> > > -- > Adrian Klaver > adrian.kla...@aklaver.com >
