csvsql - Run a SQL query over a csv file

#!/bin/bash
help_text="
NAME
  csvsql - Run a SQL query over a csv file

USAGE
  csvsql <csv-filename> <sql-query: in quotes>

DESCRIPTION
  A script to run a SQL query over data in a csv file using sqlite3.

  The table to query has the same name as the csv file (with the file extension - 
  anything after a '.' removed).

AUTHOR
  mjnurse.dev - 2022
"

help_line="Run a SQL query over a csv file"
web_desc_line="Run a SQL query over a csv file"

if [ "$1" == "-h" ] || [ "$1" == "--help" ]; then
   echo "$help_text"
   exit
fi

if [[ "$2" == "" ]]; then
  echo "Usage: csvsql <csv-filename> <sql-query: in quotes>"
  echo "Try csvsql -h' for more information"
  exit
fi

sqlite3 :memory: -cmd ".mode csv" -cmd ".import $1 ${1//.*/}" \
        -cmd ".mode column" -header "$2"