Merge pull request awslabs#437 from emirot/patch-1

Update run-analyze-vacuum-utility.sh

src/bin/run-analyze-vacuum-utility.sh

@@ -39,10 +39,10 @@ BLACKLISTED_TABLES=${BLACKLISTED_TABLES:-}
 OUTPUT_FILE=${OUTPUT_FILE:-}
 QUERY_GROUP=${QUERY_GROUP:-}
 
-if [ "${DB}" == "" ]; then echo "Environment Var 'DB' must be defined"
-elif [ "${DB_USER}" == "" ]; then echo "Environment Var 'DB_USER' must be defined"
-elif [ "${DB_PWD}" == "" ]; then echo "Environment Var 'DB_PWD' must be defined"
-elif [ "${DB_HOST}" == "" ]; then echo "Environment Var 'DB_HOST' must be defined"
+if [ "${DB}" == "" ]; then echo "Environment Var 'DB' must be defined"; exit 1
+elif [ "${DB_USER}" == "" ]; then echo "Environment Var 'DB_USER' must be defined"; exit 1
+elif [ "${DB_PWD}" == "" ]; then echo "Environment Var 'DB_PWD' must be defined"; exit 1
+elif [ "${DB_HOST}" == "" ]; then echo "Environment Var 'DB_HOST' must be defined"; exit 1
 else
     if [ "${DB_CONN_OPTS}" != "" ]; then DB_CONN_OPTS_CMD="--db-conn-opts ${DB_CONN_OPTS}"; fi
     if [ "${TABLE_NAME}" != "" ]; then TABLE_NAME_CMD="--table-name ${TABLE_NAME}"; fi
@@ -74,4 +74,4 @@ else
         --suppress-cloudwatch ${SUPPRESS_CLOUDWATCH} \
         ${DB_CONN_OPTS_CMD} ${TABLE_NAME_CMD} ${BLACKLISTED_TABLES_CMD} ${OUTPUT_FILE_CMD} ${QUERY_GROUP_CMD}
     echo "done"
-fi
+fi