EXTRACT_METADATA(1) General Commands Manual EXTRACT_METADATA(1) (NAME) extract_metadata - SPSS Stata JSON (SYNOPSIS) extract_metadata input-file output-file (DESCRIPTION) extract_metadata readstat CSV . JSON . input-file : dta Stata sav SPSS zsav SPSS output-file .json . (EXAMPLES) Stata Stata . : extract_metadata last-year.dta survey-metadata.json CSV : readstat this-year.csv metadata.json this-year.dta CSV last-year.dta . this-year.dta . (OPTIONS) . (AUTHORS) (C) 2012-2019 Evan Miller . 01 February 2019 EXTRACT_METADATA(1)