The following bug has been logged on the website:
Bug reference: 9566
Logged by: SunYX
Email address: sunyx(at)fms(dot)cn
PostgreSQL version: 9.2.3
Operating system: Linux
Description:
A function called by another. The function called meyby has no effent
suddenly. If CREATE OR REPLACE the function, all are ok. Happened long ago,
and twice this week