# Flexible parameter to determine database or table size. On the frontend side, use keys like mysql.size[zabbix,history,data]. # Key syntax is mysql.size[<database>,<table>,<type>]. # Database may be a database name or "all". Default is "all". # Table may be a table name or "all". Default is "all". # Type may be "data", "index", "free" or "both". Both is a sum of data and index. Default is "both". # Database is mandatory if a table is specified. Type may be specified always. # Returns value in bytes. # 'sum' on data_length or index_length alone needed when we are getting this information for whole database instead of a single table UserParameter=mysql.size[*],bash -c 'echo "select sum($(case "$3" in both|"") echo "data_length+index_length";; data|index) echo "$3_length";; free) echo "data_free";; esac)) from information_schema.tables$([[ "$1" = "all" || ! "$1" ]] || echo " where table_schema=\"$1\"")$([[ "$2" = "all" || ! "$2" ]] || echo "and table_name=\"$2\"");" | HOME=/var/lib/zabbix mysql -N'