Sorry, I forgot to show version of PostgreSQL:
https://www.postgresql.org/message-id/CAAqA9PQXEmG%3Dk3WpDTmHZL-VKcMpDEA3ZC06Qr0ASO3oTA7bdw%40mail.gmail.com
"Invalidation pg catalog cache in trigger functions"
was detected on "PostgreSQL 9.2.18 on x86_64-unknown-linux-gnu, compiled
There is a bug connected with invalidation pg catalog cache in trigger
functions
Another example of this bug I have already reported [1]
The following bug has been logged on the website:
Bug reference: 14879
Logged by: Konstantin Evteev
Email address: konst583(at)gmail(dot)com