+namespace mp = metaproxy_1;
+
+std::string mp::util::database_name_normalize(const std::string &s)
+{
+ std::string r = s;
+ size_t i;
+ for (i = 0; i < r.length(); i++)
+ {
+ int ch = r[i];
+ if (ch >= 'A' && ch <= 'Z')
+ r[i] = ch + 'a' - 'A';
+ }
+ return r;
+
+}
+
+void mp::util::piggyback(int smallSetUpperBound,