Zabbix trigger functions¶
Zabbix trigger functions are specific expressions used within trigger definitions to evaluate the state of monitored items^[600-developer-operation-maintenance-zabbix-zabbix-intro.md]. These functions serve as the core calculation logic for events, processing collected data to determine if a specific condition has been met^[600-developer-operation-maintenance-zabbix-zabbix-intro.md].
The definitions and configurations for these functions are stored within the database, specifically in the functions table^[600-developer-operation-maintenance-zabbix-zabbix-intro.md].
Common Functions¶
Zabbix provides a variety of functions to handle different data scenarios^[600-developer-operation-maintenance-zabbix-zabbix-intro.md]. Common examples include:
last: Used to retrieve the most recent value from an item^[600-developer-operation-maintenance-zabbix-zabbix-intro.md].max: Calculates the maximum value of an item over a specific period^[600-developer-operation-maintenance-zabbix-zabbix-intro.md].nodata: Checks for the absence of received data^[600-developer-operation-maintenance-zabbix-zabbix-intro.md].
Related concepts¶
- [[Zabbix triggers]]
- [[Zabbix items]]
- Zabbix database schema
Sources¶
^[600-developer-operation-maintenance-zabbix-zabbix-intro.md]