create_db.sh

#!/bin/bash
#
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set -e;

if [ "$1" == "" ]
then
  echo "You must specify a database name to create and populate."
  exit 1
fi

if [ "$2" == "" ]
then
  echo "You must specify a database user to create the schema with."
  exit 1
fi


# create the database
psql -c "create database $1"

# check postgis extensions
psql -c "CREATE EXTENSION IF NOT EXISTS plpgsql WITH SCHEMA pg_catalog;" -d "$1"
psql -c "COMMENT ON EXTENSION plpgsql IS 'PL/pgSQL procedural language'" -d "$1"
psql -c "CREATE EXTENSION IF NOT EXISTS postgis WITH SCHEMA public;" -d "$1"
psql -c "COMMENT ON EXTENSION postgis IS 'PostGIS geometry, geography, and raster spatial types and functions'" -d "$1"

# now create baseline schema and insert baseline data
psql -f baseline.sql "$1" "$2"
psql -f baseline_data.sql "$1" "$2"

# now execute incremental change scripts with:
# psql -f <script_name> "$1"