| #!/bin/sh## Small script to remove the demo database again.# This script accepts 1 (optional) argument : # a database you can connect to. Default is 'testdb'# echo -n "Removing table email from db ${1-testdb}..." psql ${1-testdb} << EOF >/dev/null 2>&1drop table email;EOFif [ ! $? = 0 ]; then  echo "Failed."else  echo "Done."fi# Ready
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