Convert a CSV file to a Markdown table using SQLite3

csv2md.sh

#!/bin/bash

#remove old output fiile
outputFile="$1.md"
rm -f outputFile

#SQLite3 commands
cmd=$({ grep -v '^#' <<EOF
.headers on
.mode csv
drop table if exists temp_csvFile;
.import $1 temp_csvFile
.mode markdown
.headers on
.output $outputFile
select * from temp_csvFile;
EOF
})

#Pipe commands to temporary database
echo -e "$cmd" | sqlite3 ''