--- /dev/null
+#!/bin/bash
+
+MYSQL_USER=${MYSQL_USER:-sdnctl}
+MYSQL_PWD=${MYSQL_PWD:-gamma}
+MYSQL_DB=${MYSQL_DB:-sdnctl}
+MYSQL_HOST=${MYSQL_HOST:-dbhost}
+
+
+if [ $# -ne 2 ]
+then
+ echo "Usage: $0 table foreign-key"
+ exit 1
+fi
+
+mysql --user=${MYSQL_USER} --password=${MYSQL_PWD} --host ${MYSQL_HOST} ${MYSQL_DB} <<EOF
+ALTER TABLE $1
+DROP FOREIGN KEY $2;
+EOF