Based on documentation and several different examples on web I created this code for event triggers for PG 11. Maybe it can be useful for someone else too: — auditing table — CREATE TABLE IF NOT EXISTS public.ddl_history (ddl_date TIMESTAMP, ddl_tag TEXT,...
Lately I did some research and tests regarding special dedicated temporary tablespace so here is small summary of what I have found: (I described it on stackoverflow too) PostgreSQL tablespace is just a directory – no big deal. Plus – if you will use it...
Do you need to know which columns takes most disk space in your tables? Here is one useful statement: with srcdata as ( select table_schema||'.'||table_name as _table, column_name as _column, count(column_name) over (partition by table_schema, table_name) as...
still in TODO Overview: JSON is right now very “fashionable” data format. And as they say “everyone uses it” or “it powers the whole web” etc. I remember times when XML format was “the coolest of all” and now it is...
If you do not feel anything special when someone says “timezones” then you can consider yourself to be lucky. If your application runs only in your local time zone a you never ever need to convert date/time between timezones then you are really lucky. But...
PostgreSQL 9.3 has brought very good new feature – materialized views. But – as usual with PostgreSQL – some other parts are not fully adjusted. So if you need to find objects which depend on some materialized view you cannot use information_schema...
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