--- title: "Column Functions" slug: "column-functions" updated: 2023-08-17T09:52:49Z published: 2023-08-17T09:52:49Z canonical: "docs.datajet.app/column-functions" --- > ## Documentation Index > Fetch the complete documentation index at: https://docs.datajet.app/llms.txt > Use this file to discover all available pages before exploring further. # Column Functions **Article In Progress...** #### avg **avg(field, field)** The average value of multiple fields. Null values do not contribute either to the sum or the count unless Treat Null as Zero is set. #### avgin #### countin #### max #### min #### stdev #### sum #### sumin #### variance