Automatically create control table if it doesn't exists

db-upgrade

@@ -8,6 +8,17 @@ fi
 
 source env/$DB_ENVIRONMENT.conf
 
+# Create the control table, if it doesn't exist
+cat <<-EOF | psql $PSQL_OPTS -d $DB_NAME
+BEGIN;
+CREATE TABLE IF NOT EXISTS database_versions (
+  version varchar(32) not null,
+  is_active boolean not null default false,
+  creation_date timestamp not null default current_timestamp
+);
+END;
+EOF
+
 function add-version() {
   psql $PSQL_OPTS -c "update database_versions set is_active = false where is_active = true" $DB_NAME
   psql $PSQL_OPTS -c "insert into database_versions (version, is_active) values ('$1', TRUE)" $DB_NAME